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anatomy

(Encyclopedia)anatomy ənătˈəmē [key], branch of biology concerned with the study of body structure of various organisms, including humans. Comparative anatomy is concerned with the structural differences of pl...

Kandel, Eric Richard

(Encyclopedia)Kandel, Eric Richard, 1929–, American neurobiologist, b., Vienna, Austria, M.D. New York Univ., 1956. Kandel was at the Harvard Medical School (1960–65) and New York Univ. (1965–74) before joini...

La Mettrie, Julien Offray de

(Encyclopedia)La Mettrie, Julien Offray de zhülyăNˈ ôfrāˈ də lä mĕtrēˈ [key], 1709–51, French physician and philosopher. On the basis of personal observation he claimed that psychical activity is purel...

tubercle

(Encyclopedia)tubercle to͞oˈbərkyo͞olˌ [key] [Lat.,=little swelling], small, usually solid, nodule or prominence. In anatomy the term is applied to natural prominences in certain muscles, to nerve nuclei of th...

Gall, Francis Joseph

(Encyclopedia)Gall, Francis Joseph, 1758–1828, Austrian anatomist and founder of phrenology. He devoted most of his life to a minute study of the nervous system, especially the brain. With the collaboration of a ...

lead poisoning

(Encyclopedia)lead poisoning or plumbism plŭmˈbĭzˌəm [key], intoxication of the system by organic compounds containing lead. These enter the body by respiration (of dust, fumes, or sprays) or by ingestion of f...

sense

(Encyclopedia)sense, faculty by which external or internal stimuli are conveyed to the brain centers, where they are registered as sensations. Sensory reception occurs in higher animals through a process known as t...

Sherrington, Sir Charles Scott

(Encyclopedia)Sherrington, Sir Charles Scott, 1857–1952, English neurophysiologist, educated at Cambridge. He was professor of physiology at the universities of Liverpool and London and at Oxford. He contributed ...

endorphins

(Encyclopedia)endorphins ĕndôrˈfĭnz [key], neurotransmitters found in the brain that have pain-relieving properties similar to morphine. There are three major types of endorphins: beta endorpins, found primaril...

paraldehyde

(Encyclopedia)paraldehyde pârălˈdəhīdˌ [key], nervous system depressant similar to alcohol in its effects and used as a sedative. A colorless flammable liquid with a disagreeable odor, paraldehyde produces sl...