(from the article "nervous system, human") Other major thalamic nuclei include the anterior nuclear group, the mediodorsal nucleus, and the pulvinar. The anterior nuclear group receives input from the hypothalamus and projects upon parts of the limbic lobe (i.e., the cingulate gyrus). The mediodorsal nucleus, part of the medial nuclear group, has reciprocal connections with large ...
(from the article "Glands and hormones of the human endocrine system") The pituitary gland (also called the hypophysis) is situated at the base of the brain. The gland itself is composed of three distinct lobes: the anterior lobe (also called the adenohypophysis), the posterior lobe (also called the neurohypophysis), and the intermediate lobe (or pars intermedia). The pituitary gland is connected ...
(from the article "ear, human") The three semicircular canals of the bony labyrinth are designated, according to their position, superior, horizontal, and posterior (Figure 3). The superior and posterior canals are in diagonal vertical planes that intersect at right angles. Each canal has an expanded end, the ampulla, which opens into the vestibule. The ampullae ...
(from the article "nervous system, human") ...nerve and passes through the foramen rotundum into the orbital cavity. Branches of the maxillary nerve are (1) the meningeal branches, which serve the dura mater of the middle cranial fossa, (2) the alveolar nerves, serving the upper teeth and gingiva and the lining of the maxillary sinus, (3) the ...
(from the article "uveitis") Anterior uveitis is called iritis if the inflammation is confined to the iris, cyclitis if it affects only the ciliary body, and iridocyclitis if both structures are involved. Anterior uveitis causes contraction of the pupil and deposition of clumps of cells on the iris and the cornea. The pupillary edges ...
(from the article "nervous system, human") ...conveying sensation from the lower pharynx, larynx, trachea, esophagus, and organs of the thorax and abdomen to the left (splenic) flexure of the colon converge to form the posterior (right) and anterior (left) vagal nerves. Right and left vagal nerves are joined in the thorax by cardiac, pulmonary, and esophageal ...
(from the article "vena cava") in air-breathing vertebrates, including humans, either of two major trunks, the anterior and posterior venae cavae, that deliver oxygen-depleted blood to the right side of the heart. The anterior vena cava, also known as the precava, drains the head end of the body, while the posterior vena cava, or postcava, ...
(from the article "Child, Charles Manning") ...or a tail, usually grew from that portion of the fragment where the same part had previously been joined, a phenomenon known as polarity. On the basis of his experiments, Child advanced a theory of antero-posterior dominance, stating that physiological activity in a multicellular organism increases along its axis from ...
(from the article "memory abnormality") ...after severe head injury or in association with brain disease. When there is impaired ability to store memories of new experiences (up to total loss of memory for recent events) the defect is termed anterograde amnesia. Retrograde loss may progressively abate or shrink if recovery begins, or it may gradually ...
(from the article "nervous system, human") ...the interdependence of neurons is sometimes shown by transneuronal degeneration. Neurons deprived of major input from axons that have been destroyed may themselves atrophy. This phenomenon is called anterograde degeneration. In retrograde degeneration, similar changes may occur in neurons that have lost the main recipient of their outflow.
pope for several weeks at the end of 235 and the beginning of 236. He was elected (possibly Nov. 21, 235) while St. Pontian, his predecessor, was condemned to the Sardinian mines. Anterus was soon prosecuted and sentenced to death. According to the Liber pontificalis, he was martyred for having ... [1 Related Articles]
(from the article "Holocene Epoch") ...reflect a warming and drying trend (as contrasted with the Pleistocene) during the last 10,000 years. The drying trend apparently reached its peak about 5,500 to 7,500 years ago (referred to as Antev's Altithermal) and has ranged between that peak and the cold, wet conditions of the early Holocene since ...
any drug that acts against helminthic infections, i.e., those caused by parasitic worms. The term vermifuge is often applied to remedies used to remove intestinal worms; only rarely do the agents directly kill the parasites. No anthelmintic is completely effective, completely without toxic effect upon the host, or equally active ... [1 Related Articles]
(Greek antiphona: "against voice"; Old English antefn: "antiphon"), choral composition with English words, used in Anglican and other English-speaking church services. It developed in the mid-16th century in the Anglican Church as a musical form analogous to the Roman Catholic motet (q.v.), a choral composition with a sacred Latin text. [4 Related Articles]
design consisting of a number of radiating petals, developed by the ancient Greeks from the Egyptian and Asiatic form known as the honeysuckle or lotus palmette. The anthemion was used widely by the Greeks and Romans to embellish various parts of ancient buildings. The Greeks originally decorated only pottery with ...
(from the article "chamomile") plant of the genus Anthemis, containing more than 100 species of Eurasian herbs in the family Asteraceae; also, a similar plant in the genus Chamaemelum of the same family. Both genera have yellow or white ray flowers and yellow disk flowers in the compact flower heads.
(from the article "chamomile") ...a strong-smelling weed that has been used in medicines and insecticides. Chamomile tea, used as a tonic and an antiseptic and in many herbal remedies, is made from Chamaemelum nobile, or Anthemis nobilis. Wild chamomile comes from Matricaria recutita and is also native to Eurasia.
(from the article "Theodosius II") The son of the Eastern emperor Arcadius (reigned 383-408), he was made coemperor in 402 and became sole ruler of the East upon his father's death in 408. At first the able Anthemius, praetorian prefect of the East, was regent for young Theodosius. Anthemius dropped out of sight in 414, ...
(from the article "mathematics") ...proved that the surface that reflects the rays from the Sun to a single point is a paraboloid of revolution. Constructions of such devices remained of interest as late as the 6th century AD, when Anthemius of Tralles, best known for his work as architect of Hagia Sophia at Constantinople, ...
(from the article "angiosperm") Stamens (microsporophylls) are structures that produce pollen in terminal saclike structures (microsporangia) called anthers. The number of stamens comprised by the androecium is sometimes the same as the number of petals, but often the stamens are more numerous or fewer in number than the petals. There are generally two pairs ...
(from the article "saturniid moth") ...on oak, maple, and birch leaves and pupate in a cocoon in a leaf on the ground. Antheraea species, including A. polyphemus, are sometimes used as a source of commercial silk; e.g., A. assama for muga silk; the Chinese oak silkworm, A. pernyi, for shantung silk; and the Indian moth, ...
(from the article "steroid") Steroids also occur in fungi. For example, in the aquatic fungus Achlya bisexualis, the steroid antheridiol (12) of the female stimulates male gamete formation.fungusSexual pheromones (hormones)...sirenin, secreted by the female gametes, attracts the male gametes, which swim toward the former ...
(from the article "reproductive system, plant") ...produced in special containers called gametangia, which are multicellular. In cases in which special gametangia are lacking, every cell produces a gamete. In oogamy, the male gametangia are called antheridia and the female oogonia or archegonia. A female gametangium with a sterile cellular jacket is called an archegonium although, like ...
(from the article "plant development") In these groups the gametophytes develop as free-living and independent plants that ultimately produce the gametes. In general, the male gametes (antherozoids) are produced in globose structures (antheridia) that are either stalked or sunken in the gametophyte. The antherozoids, always many in number, develop from mother cells enclosed in the ...
one of the several Athenian festivals in honour of Dionysus, the wine god, held annually for three days in the month of Anthesterion (February-March) to celebrate the beginning of spring and the maturing of the wine stored at the previous vintage. On the first day (Pithoigia, or ... [3 Related Articles]
(from the article "Greece, history of") ...particularly incensed Korais and his ilk was the willingness with which the Orthodox hierarchy identified its interests with those of the Ottoman authorities. However, the views of men such as Anthimos, the patriarch of Jerusalem, who argued in 1798 that the Ottoman Empire was part of the divine dispensation granted ...
Greek Orthodox patriarch of Constantinople (reigned 535-536), the last notable Byzantine churchman explicitly to advocate Monophysitism (see Monophysite). [1 Related Articles]
metropolitan of Walachia (now part of Romania), linguist, typographer, and ecclesiastical writer who contributed greatly to the development of the Romanian language and literature by his translation and printing of biblical and liturgical texts and by his own writings in ethics and asceticism.
Eastern Orthodox patriarch of Constantinople who attempted to maintain his ecclesiastical authority over the rebellious Bulgarian Orthodox Church, and, with others, wrote an Orthodox encyclical letter repudiating Roman Catholic overtures toward reunion. [1 Related Articles]
(from the article "hornwort") The largest genus, Anthoceros, has a worldwide distribution. Dendroceros and Megaceros are mainly tropical genera. Hornworts usually grow on damp soils or on rocks in tropical and warm temperate regions. The plants' gametophytes (sexual generation) are typically flattened, irregularly lobulated (thallose) structures that are usually less than 2 cm (0.8-1.6 ...
(from the article "bryophyte") ...lines of openings extending from the apex downward as the sporangium ages, sometimes (in Notothylas) by decomposition of the sporangium jacket.Characteristics are those of the class; widely distributed in temperate to tropical latitudes, with greatest diversity in the tropics and subtropics; containing...Anthoceros
(from the article "Caryophyllales") ...pigments in Caryophyllales are of some evolutionary interest. In most flowering plants, colours ranging from nearly red to nearly blue are dependent on the presence of chemical compounds called anthocyanins; colours ranging from yellow to reddish orange are dependent on compounds called anthoxanthins. A distinct but parallel group of pigments, ...
(from the article "cave") ...central canal and grow in long tubular forms. They twist and turn in all directions, however, and are not guided by the gravitational pull on pendant water drops. Another variety of speleothem, the anthodite, is a radiating cluster of needlelike crystals. Anthodites are usually composed of aragonite, which has a ...
(from the article "cnidarian") ...structures on polyp colony. Polyps usually have a chitinous exoskeleton. Includes naked, solitary freshwater polyp Hydra. Largest order of Hydrozoa.Medusae bell-shaped, with gonads on the stomach or sides of manubrium. Sensory structures consist of pigmented eyespots (ocelli). Skeleton, if present, lacks cup...
any of a group of common flies (order Diptera) that resemble the housefly in appearance. The lesser housefly (Fannia canicularis) and the latrine fly (F. scalaris) are important anthomyiid flies. They breed in filth, can carry diseases, and are often found in the home. In most species the larvae feed ...
(from the article "anamorphosis") ...in most 16th- and 17th-century drawing manuals. Two important examples of anamorphosis are a portrait of the young Edward VI (1546; National Portrait Gallery, London) that has been attributed to Cornelis Anthonisz, and a skull in the foreground of Hans Holbein the Younger's painting "Jean de Dinteville and Georges de ...
(from the article "Low Countries, history of") ...and more interested in forging a single powerful empire out of the Low Countries and Burgundy. Duke John the Fearless succeeded to all his father's lands in 1404, while his younger brother Anthony was given Brabant, where the childless Duchess Joanna had named him as her successor, which was accepted ...
Greek Orthodox monk and patriarch of Constantinople (reigned 974-979) who advocated the church's independence from the state. A theological writer, he collaborated in drawing up liturgical literature for Eastern Orthodox worship.
settlement, east-central Northern Territory, Australia, on the Barkly Tableland. Named for a permanent water hole in the course of Creswell Creek, sighted in 1878 by Ernest Favenc, it became an important watering point on a cattle route from Western Australia to Queensland. Anthony Lagoon has an airfield and is an ...
Byzantine monk, author whose collection of teachings and maxims taken from Sacred Scripture, early Christian writers, and secular authors promoted a popular Greek Orthodox tradition of moral-ascetical practice.
religious hermit and one of the earliest monks, considered the founder and father of organized Christian monasticism. His rule represented one of the first attempts to codify guidelines for monastic living. [4 Related Articles]
monk and archbishop of Novgorod, Russia (1211-c. 1231), noted for his political and commercial diplomacy with the West and for the earliest cultural and architectural chronicle of Constantinople (modern Istanbul) and a resume of the Greek Orthodox liturgy at the basilica of Hagia Sophia (Church of the Holy Wisdom).
Franciscan friar, doctor of the church, and patron of the poor. Baptized Ferdinand, he joined the Augustinian canons (1210) and probably became a priest. In 1220 he joined the Franciscan order, hoping to preach to the Saracens and be martyred. Instead, he taught theology at Bologna, Italy, and at Montpellier, ...
(from the article "Westchester") To the north of White Plains, the county widens to double its southern width of about 12 miles (19 km) and is characterized by wooded granite ridges rising to 1,228 feet (374 metres) at Anthony's Nose promontory in the northwest corner of the county. Many of its numerous lakes and ...
American professional basketball player credited with turning the Denver Nuggets, then the worst team in the National Basketball Association (NBA), into a play-off team in his first season.
