| CH | <abbreviation> Crown-heel length. (05 Mar 2000) |
|---|---|
| Ch B | <abbreviation> Chirurgiae Baccalaureus, Bachelor of Surgery. (05 Mar 2000) |
| Ch D | <abbreviation> Chirurgiae Doctor, Doctor of Surgery. (05 Mar 2000) |
| ch'I | The vital life force in the body, supposedly able to be regulated by acupuncture. It corresponds roughly to the greek pneuma, the latin spiritus, and the ancient indian prana. The concept of life-breath or vital energy was formulated as an indication of the awareness of man, originally directed externally toward nature or society but later turned inward to the self or life within. (12 Dec 1998) |
| Ch1 | <abbreviation> Christchurch chromosome. (05 Mar 2000) |
| ch3 choline | <chemistry> An alcohol [formula: HO-CH2-CH2-N(CH3)2] which is a part of acetylcholine, a chemical that transmits information between nerve cells. (21 Mar 1998) |
| Chabertia | A genus of strongyle nematodes parasitic in animals. The species Chabertia ovina, the bowel worm, is found in the digestive tract of sheep, goats, cattle, and some wild animals; it feeds on the mucosa of the gut, where in large numbers it can produce considerable damage. (05 Mar 2000) |
| chad | A republic in central africa, west of sudan. Its capital is n'djamena, called fort-lamy before 1973. Explored in 1891 by the french, it became part of french equatorial africa in 1910 and, after many changes of status, became independent in 1960. The republic is named from lake chad, from the arabic tsad, a local word meaning large expanse of water (or lake). (12 Dec 1998) |
| Chaddock reflex | <clinical sign> When the external malleolar skin area is irritated, extension of the great toe occurs in cases of organic disease of the corticospinal reflex paths. Synonym: Chaddock reflex, external malleolar sign. (05 Mar 2000) |
| Chaddock sign | <clinical sign> When the external malleolar skin area is irritated, extension of the great toe occurs in cases of organic disease of the corticospinal reflex paths. Synonym: Chaddock reflex, external malleolar sign. (05 Mar 2000) |
| Chaddock, Charles | <person> U.S. Neurologist, 1861-1936. See: Chaddock reflex, Chaddock sign. (05 Mar 2000) |
| Chadwick's sign | <clinical sign> A bluish discoloration of the cervix and vagina, a sign of pregnancy. (05 Mar 2000) |
| Chadwick, James | <person> U.S. Gynecologist, 1844-1905. See: Chadwick's sign. (05 Mar 2000) |
| chaeta | Synonym: seta. Origin: Mod. L. Fr. G. Chaite, stiff hair (05 Mar 2000) |
| chaetomium | A genus of ascomycetous fungi of the family chaetomiaceae, order sordariales including several that are destructive to paper, plastics, and other materials. (12 Dec 1998) |