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  • Henrys Fork (river, Idaho, United States)

    Henrys Fork, river, southeastern Idaho, U.S., that rises in Henrys Lake in Caribou-Targhee National Forest, near the Montana line, and flows south and southwestward, past St. Anthony to join the Snake River near Rexburg after a course of about 117 miles (188 km). Island Park Dam (1938) and Island

  • Henryson, Robert (Scottish author)

    Robert Henryson, Scottish poet, the finest of early fabulists in Britain. He is described on some early title pages as schoolmaster of Dunfermline—probably at the Benedictine abbey school—and he appears among the dead poets in William Dunbar’s Lament for the Makaris, which was printed about 1508.

  • Hens, Szyman (Swiss psychiatrist)

    Hermann Rorschach: …Rorschach discovered the work of Szyman Hens, who had studied the fantasies of his subjects using inkblot cards. In 1918 Rorschach began his own experiments with 15 accidental inkblots, showing the blots to patients and asking them, “What might this be?” Their subjective responses enabled him to distinguish among his…

  • Hensbarrow Downs (hills, England, United Kingdom)

    Restormel: …a granite intrusive called the Hensbarrow Downs, 600 to 1,000 feet (180 to 300 metres) high. These bleak downs usually support only a grass cover. Even the lower-lying sandstone areas grazed by dairy and beef cattle are largely barren of trees because of the windswept environment.

  • Henschel, Sir George (British musician)

    Sir George Henschel, singer, conductor, and composer, one of the leading English musicians of his day. Henschel began his career as a pianist but later found considerable success as a baritone. He studied in Leipzig and Berlin and became a friend of Brahms. In 1877 he went to England, becoming a

  • Henschel, Sir Isidor George (British musician)

    Sir George Henschel, singer, conductor, and composer, one of the leading English musicians of his day. Henschel began his career as a pianist but later found considerable success as a baritone. He studied in Leipzig and Berlin and became a friend of Brahms. In 1877 he went to England, becoming a

  • Henschenius (Jesuit historian)

    Bollandist: …especially on the advice of Henschenius (Godefroid Henskens), an associate, extended the scope of the work. Publication began in Antwerp in 1643 with the two January volumes. From 1659 Daniel van Papenbroeck, perhaps the outstanding Bollandist, collaborated. This is considered the golden age of the group.

  • Henschke, Alfred (German writer)

    Klabund, Expressionist poet, playwright, and novelist who adapted and translated works from Chinese, Japanese, Persian, and other non-Western literatures into German. His free, imaginative renderings include Der Kreidekreis (1924; The Circle of Chalk), a drama that inspired the German playwright

  • Hensel, Fanny (German musician and composer)

    Fanny Mendelssohn, German pianist and composer, the eldest sister and confidante of the composer Felix Mendelssohn. Fanny is said to have been as talented musically as her brother, and the two children were given the same music teachers. Felix readily admitted that his sister played the piano

  • Hensel, Wilhelm (Prussian painter)

    Fanny Mendelssohn: …married the Prussian court painter Wilhelm Hensel in 1829. She traveled in Italy with her husband in 1839–40. Upon her mother’s death in 1842 she took over the direction of the Mendelssohn family home in Berlin, in which role she organized local concerts and occasionally appeared as a pianist. Fanny…

  • Henseleit, Kurt (German biochemist)

    Sir Hans Adolf Krebs: …discovered (with the German biochemist Kurt Henseleit) a series of chemical reactions (now known as the urea cycle) by which ammonia is converted to urea in mammalian tissue; the urea, far less toxic than ammonia, is subsequently excreted in the urine of most mammals. This cycle also serves as a…

  • Henselt, Adolf von (German musician)

    Adolf von Henselt, German pianist and composer, considered to be one of the greatest virtuosos of his time. Henselt studied piano with Johann Hummel in Weimar and theory with Simon Sechter in Vienna. Following a concert tour in Germany (1836–37), he moved to St. Petersburg, where he became court

  • Hensen’s node (biology)

    animal development: Reptiles, birds, and mammals: …the anterior end, called the Hensen’s node.

  • Hensen, cells of (anatomy)

    human ear: Organ of Corti: …epithelial cells, usually called the cells of Hensen, Claudius, and Boettcher, after the 19th-century anatomists who first described them. Their function has not been established, but they are assumed to help in maintaining the composition of the endolymph by ion transport and absorptive activity.

  • Hensen, Viktor (German physiologist)

    Viktor Hensen, physiologist who first used the name plankton to describe the organisms that live suspended in the sea (and in bodies of freshwater) and are important because practically all animal life in the sea is dependent on them, directly or indirectly. Hensen was a professor at the University

  • Henshaw, James Ene (Nigerian playwright)

    James Ene Henshaw, Nigerian playwright of Efik affiliation whose simple and popular plays treating various aspects of African culture and tradition have been widely read and acted in Nigeria. His style has been much imitated by other writers. A physician by profession, Henshaw was educated at

  • Henskens, Godefroid (Jesuit historian)

    Bollandist: …especially on the advice of Henschenius (Godefroid Henskens), an associate, extended the scope of the work. Publication began in Antwerp in 1643 with the two January volumes. From 1659 Daniel van Papenbroeck, perhaps the outstanding Bollandist, collaborated. This is considered the golden age of the group.

  • Hensley, Cindy Lou (American businesswoman and humanitarian)

    Cindy McCain, American businesswoman and humanitarian and the wife of U.S. senator and two-time Republican presidential candidate John McCain. Cindy Hensley was the only child of Marguerite Smith and James Hensley, who in 1955 founded Hensley & Co., a beer-distribution company. She studied

  • Hensley, Virginia Patterson (American singer)

    Patsy Cline, American country music singer whose talent and wide-ranging appeal made her one of the classic performers of the genre, bridging the gap between country music and more mainstream audiences. Known in her youth as “Ginny,” she began to sing with local country bands while a teenager,

  • Henslow, John Stevens (British botanist)

    John Stevens Henslow, British botanist, clergyman, and geologist who popularized botany at the University of Cambridge by introducing new methods of teaching the subject. Henslow graduated from St. John’s College at Cambridge in 1818 and then turned to natural history, making geological expeditions

  • Henslowe, Philip (English theatrical manager)

    Philip Henslowe, most important English theatre proprietor and manager of the Elizabethan Age. Henslowe had apparently settled in Southwark, London, before 1577. He married a wealthy widow and with her money became an owner of much Southwark property, including inns and lodging houses. He was

  • Henson, James Maury (American puppeteer)

    Jim Henson, American puppeteer and filmmaker, creator of the Muppets of television and motion pictures. He coined the term Muppets as a meld of marionettes and puppets. His characters and those of his assistants included such familiar figures as Kermit the Frog, Miss Piggy, Big Bird, and the Cookie

  • Henson, Jim (American puppeteer)

    Jim Henson, American puppeteer and filmmaker, creator of the Muppets of television and motion pictures. He coined the term Muppets as a meld of marionettes and puppets. His characters and those of his assistants included such familiar figures as Kermit the Frog, Miss Piggy, Big Bird, and the Cookie

  • Henson, Josiah (American labourer and clergyman)

    Josiah Henson, American labourer and clergyman who escaped slavery in 1830 and found refuge in Canada, where he became the driving force behind the Dawn Settlement, a model community for former slaves. He was also involved in the Underground Railroad, and he served as a model for the title

  • Henson, Matthew Alexander (American explorer)

    Matthew Alexander Henson, African American explorer who accompanied Robert E. Peary on most of his expeditions, including that to the North Pole in 1909. Orphaned as a youth, Henson went to sea at the age of 12 as a cabin boy on the sailing ship Katie Hines. Later, while working in a store in

  • Henson, Taraji P. (American actress)

    Taraji P. Henson, American actress who was best known for playing strong female characters, notably Loretha (“Cookie”) Lyon in the television drama Empire (2015– ). Henson grew up in Washington, D.C., and in Oxon Hill, Maryland, where she and her divorced mother moved. She entered North Carolina

  • Henson, Taraji Penda (American actress)

    Taraji P. Henson, American actress who was best known for playing strong female characters, notably Loretha (“Cookie”) Lyon in the television drama Empire (2015– ). Henson grew up in Washington, D.C., and in Oxon Hill, Maryland, where she and her divorced mother moved. She entered North Carolina

  • Hentai kazoku: Aniki no yomesan (film by Suo [1983])

    Suo Masayuki: …1983 with the soft-porn movie Hentai kazoku: aniki no yomesan (Abnormal Family: My Brother’s Wife). In 1989 Suo crossed over into mainstream cinema with Fanshī dansu (Fancy Dance), the story of a musician in a big-city band who, having learned that he must succeed his father as a Buddhist priest,…

  • Hentgen, Pat (American baseball player)

    Toronto Blue Jays: …the following years, Jays pitcher Pat Hentgen became an AL Cy Young Award winner (as the best pitcher in the league), and the team acquired superstar pitcher Roger Clemens, but Toronto nevertheless began posting losing records for the first time in over a decade.

  • Hentig, Hans von (German criminologist)

    victimology: …’50s, when several criminologists (notably Hans von Hentig, Benjamin Mendelsohn, and Henri Ellenberger) examined victim-offender interactions and stressed reciprocal influences and role reversals. These pioneers raised the possibility that certain individuals who suffered wounds and losses might share some degree of responsibility with the lawbreakers for their own misfortunes. For…

  • Hentiyn Mountains (mountain range, Mongolia)

    Hentiyn Mountains, mountain range in north-central Mongolia. Extending northeast from near Ulaanbaatar, the national capital, to the border with Russia, the range is structurally related to the Yablonovy Range, on the Russian side of the frontier; a river valley between the two ranges forms part of

  • Hentiyn Nuruu (mountain range, Mongolia)

    Hentiyn Mountains, mountain range in north-central Mongolia. Extending northeast from near Ulaanbaatar, the national capital, to the border with Russia, the range is structurally related to the Yablonovy Range, on the Russian side of the frontier; a river valley between the two ranges forms part of

  • Henty-Dodd, Cyril Nicholas (British disc jockey and talk-show host)

    Simon Dee, (Cyril Nicholas Henty-Dodd), British disc jockey and talk-show host (born July 28, 1935, Manchester, Eng.—died Aug. 29, 2009, Winchester, Eng.), was for a time one of Britain’s biggest celebrities, with a persona that embodied the spirit of the “Swinging Sixties,” though he was nearly as

  • Hentz, Caroline Lee (American writer)

    George Moses Horton: He received literary training from Caroline Lee Hentz, a writer who also published his verse in newspapers and unsuccessfully attempted to engineer his release from slavery.

  • Henzada (Myanmar)

    Hinthada, town, southwestern Myanmar (Burma). Hinthada is situated along the Irrawaddy River opposite Tharrawaw, with which it is linked by ferry, at a point considered to be the head of the Irrawaddy’s delta. It is a port for the rice and tobacco grown in the surrounding agricultural area and is

  • Henze, Hans Werner (German composer)

    Hans Werner Henze, German composer whose operas, ballets, symphonies, and other works are marked by an individual and advanced style wrought within traditional forms. Henze was a pupil of the noted German composer Wolfgang Fortner and of René Leibowitz, the leading French composer of 12-tone music.

  • Henzi, Samuel (Swiss conspirator)

    Samuel Henzi, principal organizer of the “Henzi conspiracy” (June 1749) that sought to overturn the patrician government of the Swiss canton of Bern. After service in Italy under the Duke of Modena (1741–43), Henzi returned to his native city, where he became embroiled in the affair of the Memorial

  • heothinon (music)

    troparion: Heōthinon (“in the morning”) refers to the 11 hymns used only in the morning office; hypakoē (from “to respond”) was originally a responsorial hymn (having soloist-chorus alternation); katabasia (from “to descend”) refers to the singing of an ode by left and right choirs descending from…

  • Hep (Egyptian god)

    Apis, in ancient Egyptian religion, sacred bull deity worshipped at Memphis. The cult of Apis originated at least as early as the 1st dynasty (c. 2925–c. 2775 bce). Like other bull deities, Apis was probably at first a fertility god concerned with the propagation of grain and herds, but he became

  • Hepa (ancient deity)

    Hebat, in the religions of Asia Minor, a Hurrian goddess, the consort of the weather god Teshub. She was called Queen of Heaven and was assimilated by the Hittites to their national goddess, the sun goddess of Arinna. Teshub and Hebat had cult centres at Kummanni (classical Comana Cappadociae) and

  • HEPA system (air filtration system)

    High-efficiency particulate air system (HEPA system), particulate air-filtration system designed to capture at least 99.97 percent of fine airborne particles larger than at least 0.3 micrometre (0.00001 inch; 1 micrometre = 10−6 metre), as specified by the United States Department of Energy (DOE)

  • Hepacivirus (virus genus)

    flavivirus: contains three genera: Flavivirus, Hepacivirus, and Pestivirus. Species of Flaviviridae are transmitted by either insects or arachnids and cause severe diseases such as yellow fever, dengue, tick-borne encephalitis, and Japanese B encephalitis. Well-characterized species of this family are the pestivirus

  • Hepadnaviridae (virus)

    Hepadnavirus, any virus belonging to the family Hepadnaviridae. Hepadnaviruses have small, enveloped, spherical virions (virus particles) that are about 40–48 nm (1 nm = 10−9 metre) in diameter. The capsid (the protein shell surrounding the viral nucleic acids) contains a circular double-stranded

  • hepadnavirus (virus)

    Hepadnavirus, any virus belonging to the family Hepadnaviridae. Hepadnaviruses have small, enveloped, spherical virions (virus particles) that are about 40–48 nm (1 nm = 10−9 metre) in diameter. The capsid (the protein shell surrounding the viral nucleic acids) contains a circular double-stranded

  • heparin (anticoagulant drug)

    Heparin, anticoagulant drug that is used to prevent blood clots from forming during and after surgery and to treat various heart, lung, and circulatory disorders in which there is an increased risk of blood clot formation. Discovered in 1922 by American physiologist William Henry Howell, heparin is

  • heparin cofactor (biochemistry)

    serum albumin: …working unless needed, and (2) heparin cofactor, which is necessary for the anticlotting action of heparin. The serum albumin level falls and rises in such liver disorders as cirrhosis or hepatitis. Transfusions of serum albumin are used to combat shock and whenever it is necessary to remove excess fluid from…

  • heparin cofactor II (biochemistry)

    serum albumin: …working unless needed, and (2) heparin cofactor, which is necessary for the anticlotting action of heparin. The serum albumin level falls and rises in such liver disorders as cirrhosis or hepatitis. Transfusions of serum albumin are used to combat shock and whenever it is necessary to remove excess fluid from…

  • Hepat (ancient deity)

    Hebat, in the religions of Asia Minor, a Hurrian goddess, the consort of the weather god Teshub. She was called Queen of Heaven and was assimilated by the Hittites to their national goddess, the sun goddess of Arinna. Teshub and Hebat had cult centres at Kummanni (classical Comana Cappadociae) and

  • hepatic artery

    human cardiovascular system: The aorta and its principal branches: …the stomach and esophagus; the hepatic artery, which primarily serves the liver; and the splenic artery, which supplies the stomach, pancreas, and spleen.

  • hepatic capillary (anatomy)

    portal vein: In the liver the blood from the portal vein flows through a network of microscopic vessels called sinusoids in which the blood is relieved of worn-out red cells, bacteria, and other debris and in which nutrients are added to the blood or removed from it for storage.…

  • hepatic duct

    human digestive system: Gross anatomy: …the exit point for the hepatic ducts. These channels are the final pathway for a network of smaller bile ductules interspersed throughout the liver that serve to carry newly formed bile from liver cells to the small intestine via the biliary tract.

  • hepatic encephalopathy (pathology)

    digestive system disease: Hepatic encephalopathy: Hepatic encephalopathy refers to changes in the brain that occur in patients with advanced acute or chronic liver disease. If liver cells are damaged, certain substances that are normally cleansed from the blood by the healthy liver are not removed. These products of…

  • hepatic photosensitivity

    poison: Plant poisons (phytotoxins): …eliminated by the liver (hepatic photosensitivity). In either case the animal reacts by becoming restless; in addition, the skin reddens, and a severe sloughing of the skin develops. Death seldom occurs.

  • hepatic porphyria (disease)

    porphyria: …recognized: (1) erythropoietic and (2) hepatic. In the first, the overproduction occurs in relation to hemoglobin synthesis by cells in the bone marrow; in the second, the disturbance is in the liver.

  • hepatic portal circulation (anatomy)

    circulatory system: The blood vessels: They are called the hepatic (liver) and renal (kidneys) portal systems. The hepatic system is important because it collects blood from the intestine and passes it to the liver, the centre for many chemical reactions concerned with the absorption of food into the body and the control of substances…

  • hepatic portal system (anatomy)

    circulatory system: The blood vessels: They are called the hepatic (liver) and renal (kidneys) portal systems. The hepatic system is important because it collects blood from the intestine and passes it to the liver, the centre for many chemical reactions concerned with the absorption of food into the body and the control of substances…

  • hepatic tanager (bird)

    tanager: A less showy bird, the hepatic tanager (P. flava), has a greater breeding range: from southern Arizona to central Argentina. The most striking tropical genus is Tangara: about 50 small species sometimes called callistes. An example is the paradise tanager (T. chilensis), called siete colores (Spanish) from its seven hues,…

  • hepatic vein

    Hepatic vein, any of a group of veins that transports blood from the liver to the inferior vena cava, which carries the blood to the right atrium of the heart. In its ascent to the heart, the inferior vena cava passes along a groove in the posterior side of the liver, and it is there that the

  • hepatica (plant)

    Hepatica, (genus Hepatica), any of about seven species of small herbaceous plants of the buttercup family (Ranunculaceae) that grow in shady wooded areas of the north temperate zone. The plants are stemless low perennials with three-lobed leaves that remain green over winter. The flowers are

  • Hepatica (plant)

    Hepatica, (genus Hepatica), any of about seven species of small herbaceous plants of the buttercup family (Ranunculaceae) that grow in shady wooded areas of the north temperate zone. The plants are stemless low perennials with three-lobed leaves that remain green over winter. The flowers are

  • Hepatica americana (plant)

    hepatica: …of eastern North America is H. americana, with silky hairy leaves and flowers. H. nobilis, a poisonous species common in much of Europe and North America, is sometimes used in herbal medicines for the treatment of respiratory diseases.

  • Hepatica nobilis (plant)

    hepatica: H. nobilis, a poisonous species common in much of Europe and North America, is sometimes used in herbal medicines for the treatment of respiratory diseases.

  • hepatitis (medical condition)

    Hepatitis, inflammation of the liver that results from a variety of causes, both infectious and noninfectious. Infectious agents that cause hepatitis include viruses and parasites. Noninfectious causes include certain drugs and toxic agents. In some instances hepatitis results from an autoimmune

  • hepatitis A (pathology)

    virus: Chronic and slowly progressive diseases: Hepatitis A is caused by a picornavirus usually transmitted by the fecal-oral route in a manner similar to that of poliovirus. Hepatitis B is caused by a small DNA virus that contains its own DNA polymerase and is transmitted by transfusion of blood and other blood…

  • hepatitis A virus (infectious agent)

    hepatitis: Hepatitis A: Hepatitis A, caused by the hepatitis A virus (HAV), is the most common worldwide. The onset of hepatitis A usually occurs 15 to 45 days after exposure to the virus, and some infected individuals, especially children, exhibit no clinical manifestations. In the majority of cases, no special treatment other than…

  • hepatitis B (pathology)

    Hepatitis B, infectious disease of the liver, the causative agent of which is known as hepatitis B virus (HBV). The course and severity of illness associated with HBV infection varies widely. Some persons are asymptomatic, for example, whereas others experience acute illness and eliminate the virus

  • hepatitis B virus (infectious agent)

    hepatitis B: …of which is known as hepatitis B virus (HBV). The course and severity of illness associated with HBV infection varies widely. Some persons are asymptomatic, for example, whereas others experience acute illness and eliminate the virus from the body. Still others remain infected and develop chronic disease.

  • hepatitis C (disease)

    Hepatitis C, infectious disease of the liver, the causative agent of which is known as hepatitis C virus (HCV). About 71 million people worldwide have chronic HCV infection, making hepatitis C a major source of chronic liver disease. The burden of HCV infection varies depending on country and

  • hepatitis C virus (infectious agent)

    blood transfusion: Screening for pathogens: …thereafter another transfusion-transmitted virus, called hepatitis C virus (HCV), was identified as the principal agent of what was then known as non-A, non-B hepatitis. People infected with HCV produce an antibody called anti-HCV, which can be detected in screening tests. Since 1998 it has been possible to screen for the…

  • hepatitis D virus (infectious agent)

    hepatitis: Hepatitis D: Infection with hepatitis D virus (HDV), also called the delta agent, can occur only in association with HBV infection, because HDV requires HBV to replicate. Infection with HDV may occur at the same time infection with HBV occurs, or HDV may infect a person already infected with…

  • hepatitis E (disease)

    hepatitis: Hepatitis E: …it, too, only causes acute infection. However, the effects of infection with HEV are more severe than those caused by HAV, and death is more common. The risk of acute liver failure from infection with HEV is especially great for pregnant women. In less-developed countries, including Mexico, India, and those…

  • hepatitis E virus (infectious agent)

    hepatitis: Hepatitis E: Discovered in the 1980s, the hepatitis E virus (HEV) is similar to HAV. HEV is transmitted in the same manner as HAV, and it, too, only causes acute infection. However, the effects of infection with HEV are more severe than those caused by HAV, and death is more common. The…

  • hepatitis F virus (infectious agent)

    hepatitis: Hepatitis F and G: …water are attributed to the hepatitis F virus (HFV), which was first reported in 1994. Another virus isolated in 1996, the hepatitis G virus (HGV), is believed to be responsible for a large number of sexually transmitted and bloodborne cases of hepatitis. HGV causes acute and chronic forms of the…

  • hepatitis G virus (infectious agent)

    hepatitis: Hepatitis F and G: …virus isolated in 1996, the hepatitis G virus (HGV), is believed to be responsible for a large number of sexually transmitted and bloodborne cases of hepatitis. HGV causes acute and chronic forms of the disease and often infects persons already infected with HCV.

  • hepatitis non-A, non-B (disease)

    Hepatitis C, infectious disease of the liver, the causative agent of which is known as hepatitis C virus (HCV). About 71 million people worldwide have chronic HCV infection, making hepatitis C a major source of chronic liver disease. The burden of HCV infection varies depending on country and

  • hepatitis, canine viral (disease)

    Canine viral hepatitis, acute adenovirus infection common in young dogs, affecting the liver and inner lining of blood vessels and occurring worldwide. It is usually characterized by fever, lack of appetite, vomiting, intense thirst, abdominal tenderness, and hemorrhages. It also infects foxes,

  • hepatocellular carcinoma (pathology)

    liver cancer: Most malignant liver tumours are hepatomas, also called hepatocellular carcinomas (HCCs). HCCs are relatively rare in the United States, accounting for between 2 and 4 percent of all cancers, but are common in other parts of the world, particularly in sub-Saharan Africa, Southeast Asia, and China. These tumours begin in…

  • hepatocellular hepatitis (pathology)

    digestive system disease: Acute hepatocellular hepatitis: Although a number of viruses affect the liver, including cytomegalovirus and Epstein-Barr virus, which causes infectious mononucleosis, there are three distinctive transmissible viruses that are specifically known to cause acute damage to liver cells: hepatitis A virus (HAV), hepatitis B virus (HBV), and…

  • hepatocellular jaundice (pathology)

    jaundice: The second type, hepatocellular jaundice, arises when liver cells are damaged so severely that their ability to transport bilirubin diglucoronide into the biliary system is reduced, allowing some of the yellow pigment to regurgitate into the bloodstream. The third type, cholestatic, or obstructive, jaundice, occurs when essentially normal…

  • hepatocyte (anatomy)

    digestive system disease: Liver: …the three functional components: the hepatocyte (liver cell), the bile secretory (cholangiolar) apparatus, or the blood vascular system. Although an agent tends to cause initial damage in only one of these areas, the resulting disease may in time also involve other components. Thus, although viral hepatitis (inflammation of the liver)…

  • hepatolenticular degeneration

    Wilson disease, a rare hereditary disorder characterized by abnormal copper transport that results in the accumulation of copper in tissues, such as the brain and liver. The disorder is characterized by the progressive degeneration of the basal ganglia of the brain (large group of nuclei involved

  • hepatoma (pathology)

    liver cancer: Most malignant liver tumours are hepatomas, also called hepatocellular carcinomas (HCCs). HCCs are relatively rare in the United States, accounting for between 2 and 4 percent of all cancers, but are common in other parts of the world, particularly in sub-Saharan Africa, Southeast Asia, and China. These tumours begin in…

  • hepatopancreas (animal anatomy)

    horseshoe crab: Natural history: …a large organ called the hepatopancreas. The principal organs of excretion are long coxal glands that open just behind the base of the fourth pair of legs. The chief ganglia (masses of nervous tissue) are fused into a ring around the esophagus. The gonads (reproductive organs) branch profusely through much…

  • Hepatopsida (plant)

    Liverwort, (division Marchantiophyta), any of more than 9,000 species of small nonvascular spore-producing plants. Liverworts are distributed worldwide, though most commonly in the tropics. Thallose liverworts, which are branching and ribbonlike, grow commonly on moist soil or damp rocks, while

  • hepatorenal syndrome (pathology)

    digestive system disease: Hepatorenal syndrome: Hepatorenal syndrome, a progressive reduction in kidney function that often occurs in persons with advanced acute or chronic liver disease, probably results from an inadequate flow of blood through the cortical (outer) portions of the kidneys, where most removal of waste products occurs.…

  • hepatoscopy (divination)

    Mesopotamian religion: The magical arts: …would send an enlightening dream—and hepatoscopy—examining the entrails, particularly the liver, of a lamb or kid sacrificed for a divinatory purpose, to read what the god had “written” there by interpreting variations in form and shape. In the 2nd and 1st millennia bce large and detailed handbooks in hepatoscopy were…

  • Hepatu (ancient deity)

    Hebat, in the religions of Asia Minor, a Hurrian goddess, the consort of the weather god Teshub. She was called Queen of Heaven and was assimilated by the Hittites to their national goddess, the sun goddess of Arinna. Teshub and Hebat had cult centres at Kummanni (classical Comana Cappadociae) and

  • Hepburn Act (United States [1906])

    United States: Theodore Roosevelt and the Progressive movement: The outcome—the Hepburn Act of 1906—was his own personal triumph; it greatly enlarged the ICC’s jurisdiction and forbade railroads to increase rates without its approval. By using the same tactics of aggressive leadership, Roosevelt in 1906 also obtained passage of a Meat Inspection Act and a Pure…

  • Hepburn v. Griswold (law case)

    Legal Tender Cases: In Hepburn v. Griswold (Feb. 7, 1870), the Court ruled by a four-to-three majority that Congress lacked the power to make the notes legal tender. Chief Justice Salmon P. Chase, who as secretary of the Treasury during the Civil War had been involved in enacting the…

  • Hepburn, Audrey (Belgian-born British actress)

    Audrey Hepburn, Belgian-born British actress known for her radiant beauty and style, her ability to project an air of sophistication tempered by a charming innocence, and her tireless efforts to aid children in need. Her parents were the Dutch baroness Ella Van Heemstra and Joseph Victor Anthony

  • Hepburn, Florence Ann (British conservationist)

    Anna Merz, (Florence Ann Hepburn), British conservationist (born Nov. 17, 1931, Radlett, Hertfordshire, Eng.—died April 4, 2013, Melkrivier, S.Af.), was a leading advocate for the preservation of rhinoceroses and one of the world’s foremost authorities on the species. After graduating from the

  • Hepburn, Francis Stewart, 5th Earl of Bothwell (Scottish noble)

    Francis Stewart Hepburn, 5th earl of Bothwell, nephew of the 4th earl; by his dissolute and proud behaviour he caused King James VI of Scotland (afterward James I of Great Britain) gradually to consider him a rival and a threat to the Scottish crown and was made an outlaw. Through his father, John

  • Hepburn, James (Scottish noble)

    James Hepburn, 4th earl of Bothwell, third husband of Mary, Queen of Scots. He evidently engineered the murder of Mary’s second husband, Henry Stewart, Lord Darnley, thereby precipitating the revolt of the Scottish nobles and Mary’s flight to England, where she was imprisoned by Queen Elizabeth I

  • Hepburn, James Curtis (American missionary)

    Ōmura Masujirō: …period he studied English under James Curtis Hepburn, an American missionary, who later devised a romanized system for the Japanese language and who was then working for the Japanese government. Ōmura also studied Western military strategy.

  • Hepburn, Katharine (American actress)

    Katharine Hepburn, indomitable American stage and film actress, known as a spirited performer with a touch of eccentricity. She introduced into her roles a strength of character previously considered to be undesirable in Hollywood leading ladies. As an actress, she was noted for her brisk

  • Hepburn, Katharine Houghton (American actress)

    Katharine Hepburn, indomitable American stage and film actress, known as a spirited performer with a touch of eccentricity. She introduced into her roles a strength of character previously considered to be undesirable in Hollywood leading ladies. As an actress, she was noted for her brisk

  • Hephaestion (Macedonian general)

    Alexander the Great: Campaign eastward to Central Asia: …commanded by Alexander’s oldest friend, Hephaestion, the other by Cleitus, an older man. From Phrada, Alexander pressed on during the winter of 330–329 up the valley of the Helmand River, through Arachosia, and over the mountains past the site of modern Kābul into the country of the Paropamisadae, where he…

  • Hephaestion (Greek metrist)

    Hephaestion, Greek metrist, author of a work on metre in 48 books, which was reduced, by successive abridgments, to form a manual (Greek encheiridion). The manual became a popular school book, and it alone survives. It is the only complete ancient work on metrics extant. Appendixes dealing with

  • Hephaestus (Greek mythology)

    Hephaestus, in Greek mythology, the god of fire. Originally a deity of Asia Minor and the adjoining islands (in particular Lemnos), Hephaestus had an important place of worship at the Lycian Olympus. His cult reached Athens not later than about 600 bce (although it scarcely touched Greece proper)

  • Hephaestus, Temple of (temple, Athens, Greece)

    Theseum, temple in Athens dedicated to Hephaestus and Athena as patrons of the arts and crafts. Its style indicates that this, the best-preserved ancient Greek temple in the world, is slightly older than the Parthenon (i.e., c. 450–440 bc), and its unknown architect may even have changed his plan

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