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U.S. Customary System of weights and measures

(Encyclopedia)U.S. Customary System of weights and measures: see English units of measurement. ...

British Imperial System of weights and measures

(Encyclopedia)British Imperial System of weights and measures: see English units of measurement. ...

Ramón y Cajal, Santiago

(Encyclopedia)Ramón y Cajal, Santiago säntyäˈgō rämōnˈ ē kähälˈ [key], 1852–1934, Spanish histologist, widely considered the father of neuroscience. He was a university professor at Valencia (1881–8...

amobarbital

(Encyclopedia)amobarbital ămˌōbärˈbĭtäl [key], drug that acts as a nervous system depressant. See barbiturate. ...

sympathomimetic drug

(Encyclopedia)sympathomimetic drug sĭmpăthˌōmĭmĕtˈĭk [key], any of a group of substances whose actions resemble the response of stimulated sympathetic nerves (see nervous system). These drugs include epinep...

scopolamine

(Encyclopedia)scopolamine hīˈəsēnˌ, –sĭn [key], alkaloid drug obtained from plants of the nightshade family (Solanaceae), chiefly from henbane, Hyoscyamus niger. Structurally similar to the nerve substance ...

von Euler, Ulf

(Encyclopedia)von Euler, Ulf, 1905–83, Swedish physiologist and pharmacologist, Ph.D. Karolinska Institute, 1930. He was a professor at the Karolinska Institute from 1930 to 1971. Von Euler won the 1970 Nobel Pri...

SI, abbreviation for the International System of Units

(Encyclopedia)SI: see International System of Units. ...

enkephalin

(Encyclopedia)enkephalin ĕnkĕfˈəlĭn [key], one of several naturally occurring morphinelike substances (endorphins) released from nerve endings of the central nervous system and the adrenal medulla. They act as...

Horsley, Sir Victor Alexander Haden

(Encyclopedia)Horsley, Sir Victor Alexander Haden, 1857–1916, English surgeon and neurologist. A specialist in surgery of the endocrine glands and the nervous system, he devised a noted operation for spinal-cord ...