CRESTI'S TEST 



340 



CROCKER'S CALAMIN LINIMENT 



along the middle line of the internal surface of the 

 frontal bone. C. of Ilium, the thickened and 

 expanded upper border of the ilium. C, Lachrymal, 

 a vertical ridge dividing the external surface of the 

 lachrymal bone into two parts. C, Nasal, a crest 

 on the internal border of the nasal bone and forming 

 part of the septum of the nose. C, Neural, a series 

 of swellings along each side of the rudimentary spinal 

 cord in the embryo from which the spinal nerves are 

 developed. C, Occipital, a vertical ridge on the ex- 

 ternal surface of the occipital bone extending from the 

 occipital protuberance to the foramen magnum. C. 

 of Pubes, a crest extending from the spine to the inner 

 extremity of the pubes. C. of Tibia, the prominent 

 border or ridge on the front of the tibia ; the shin. 

 C, Turbinated, a prominent horizontal ridge on the 

 internal surface of the palate bone. C, Urethral. 

 See Verumonta?ium. 



Cresti's Test. See Tests, Table of. 



Cresylic Acid {kres-il'-ik). See Cresol. 



Creta (kre'-tah) [L.]. Chalk. See Calcium. 



Cretaceous (kre-ta'-she-us) \creta, chalk]. Chalky; 

 abounding in calcium carbonate. 



Cretefaction (kre-te-fak' -shun). See Calcification. 



Cretin (kre'-tin) [Fr. , cretin, a simple-minded person]. 

 A person affected with cretinism. 



Cretinism {kre' '-tin-izm) [Fr., cretin, a simple-minded 

 person]. The condition of a cretin. Also an en- 

 demic disease, characterized by goiter and a condition 

 of physical, physiologic, and mental degeneracy and 

 non-development. The subjects of this disease sel- 

 dom reach five feet in height. C, Sporadic, the 

 congenital form of myxedema, characterized by ab- 

 sence of the thyroid gland, diminutiveness of size, 

 thickness of neck, shortness of arms and legs, prom- 

 inence of abdomen, large size of face, thickness of 

 lips, large and protruding tongue, and imbecility or 

 idiocy. It is popularly supposed that coitus during 

 intoxication is a cause of this condition. 



Cretinoid [kr^-tin-oid) \critin, a simple-minded per- 

 son]. I. Resembling a cretin ; resembling cretinism. 

 2. A person who resembles a cretin. 



Creuse's Test. See Tests, Table of. 



Crewels (kroo f -elz) [Fr. , ecrouelles, scrofula]. Syno- 

 nym of Scrofula. 



Crib [krib) [ME., crib, a manger]. A small frame 

 with inclosed sides for a child's bed. 2. A stall 

 for cattle. C. Biting. See Cribbing and Wind- 

 sucking. 



Cribbing [krib'-ing) [ME., crib, a manger]. The pe- 

 culiar wearing of a horses' teeth, due to a habit of 

 biting his crib or manger, and at the same time suck- 

 ing air into the stomach. 



Cribriform (krib f -re-form) [cribrum, a sieve; forma, 

 form]. Similar to a sieve in being perforated, as the 

 cribriform plate of the ethmoid bone. 



Cribrose (krib'-ros) \cribnim, a sieve]. In biology, 

 sieve-like. 



Crick {krik) [ME., cricke, a twist in the neck]. Any 

 painful spasmodic affection, as of the back or neck. 



Crico- (kri'-ko-) [/cpkoc, a ring]. A prefix denoting 

 connection with the cricoid cartilage. 



Cricoid (kri'-koid) [/cpt/cof, a ring]. Ring-shaped. C. 

 Cartilage. See Cartilages of the Larynx. 



Cricothyroid (kri-ko-thi' '-roiil) [K/>//cof , a ring ; dvpeo- 

 eidfc, shield-shaped]. Pertaining to the cricoid and 

 thyroid cartilages. C. Artery, a small branch of the 

 superior thyroid, crossing the cricothyroid mem- 

 brane. It is of much surgical importance. See 

 Arteries, Table of C. Membrane, a ligamentous 

 membrane that lies between the cricoid and thyroid 

 cartilages. C. Muscle. See Muscles, 7 able of. 



Cricotomy (kri-kot'-o-me) [npinoq, ring ; re/uveiv, to 

 cut]. Surgical laryngotomy by cutting through the 

 cricoid cartilage. 



Criminal (krim f -in-al) [crimen, a crime]. Of the 

 nature of crime. C. Abortion. See Abortion. C. 

 Assault. See Assault. 



Criminalogy (krim-in-al f -o-je). See Criminology. 



Criminology (krim-in-ol' '-o-je) [crimen, crime ; /Idyoc, 

 science]. The science of crime and of criminals; 

 criminal anthropology ; the study of crime as a branch 

 of morbid psychology. 



Crino (kri'-nd) \crinis, hair: pi., Crinones\ I. A 

 skin-affection of infants supposed to be due to the 

 presence of a hair-worm. 2. Same as Comedo. 



Crinosin [krin f -o-sin) [crinis, hair]. A nitrogenized 

 fat from brain-substance, crystallizing in hair-like 

 threads. 



Cripple {krip'-l) [ME. , cripel, a paralytic]. One who 

 is unable to walk or to use his members normally. 



Cripps' Operations. See Operations, Table of . 



Crisis (kri'-sis) [npiaiq, a decisive point : pi. , Crises], 

 The turning-point in a disease, fever, time of life, etc., 

 and in disease, marking a change either for the better 

 or worse. C. clitoridiennes, periods of voluptuous 

 excitement in women suffering with tabes dorsalis, ac- 

 companied by vaginal secretion, analogous to the violent 

 erections and spermatorrhea found in men in the 

 initial stages of tabes. C. gastriques, Charcot's 

 term for certain gastric symptoms sometimes encount- 

 ered in the course of progressive locomotor ataxia. 

 The symptoms are shooting pains in the groin and 

 abdomen, ending finally in gastralgia, pains in the 

 shoulders and arms, a quick pulse, and often vertigo 

 and vomiting. C, Laryngeal, paroxysmal spasm of 

 the larynx sometimes observed in cases of posterior 

 spinal sclerosis. 



Crispate (kris'-pat) \_crispatus, curl]. In biology, 

 crisped on the margin. 



Crista (hnV-tah) [L.]. Same as Crest. C. acustica, 

 a yellow elevation projecting into the equator of the 

 ampulla of the ear. C. fornicis, the crest of the 

 fornix ; a half-oval or semi-globular mass on the pos- 

 terior surface of the fornix of the brain. C. galli, 

 cock's crest, the superior triangular process of the 

 ethmoid bone C. helicis, spina helicis ; a projec- 

 tion of the helix above the external auditory meatus. 

 C. spiralis, a crest of the limbus of the ear over- 

 hanging the internal spiral sulcus of Waldeyer. C. 

 urethralis. See Verumontanum. 



Critchett's Operations. See Operations, Table 



Crith (krith) \_K.pidi/, barley-corn]. The assumed unit 

 of mass and weight for hydrogen, and hence for gases 

 generally. It is .0896 of a gram or 1.37 grains. 



Critical (krit f -ik-al) [npioiq, a decisive point]. I. Per- 

 taining to a crisis in disease, period of life, etc. 2. 

 A qualification applied to temperature and to pressure 

 in relation to gases. 



Crocein Scarlet [kro'-se-in skar'-let). See Pigm nits, 

 Conspectus of. 



Crochet {kro-sha') [Fr., dim. of croc, a hook]. A 

 hook. C. of Uncinate Gyrus, the narrow portion 

 of the uncinate gyrus at its anterior extremity which 

 is reversed in the form of a hook. 



Crocin (kro'-sin), C I6 H 1( ,0 6 . Polychroit ; the coloring- 

 matter of Saffron. It is a deliquescent, orange 

 amorphous substance, odorless, with a sweetish ta-u\ 

 freely soluble in water and diluted alcohol. 



Crocitin (Zero' -sit-in). A coloring-substance of sat 

 a red powder, easily soluble in alcohol, but nol 10 

 water or ether. 



Crocker's Calamin Liniment. A liniment us 

 the treatment of dermatitis. It consists of prepared 



