NUDISCUTATE 



880 



NUX 



Nudiscutate {nu-dis-ku' '-tat) [nudus, naked ; scutum 

 a shield]. In biology, having a naked scutellum. 



Nuel's Space. In the ear, a triangular space lying 

 between the outer hair-cells and the slanting outer 

 rods of Corti. It is roofed over by the lamina reticu- 

 lata. 



Nuhn's Glands. See Gland. 



Nuisance {nu'-sans) [ME. , nuisance, nuisance]. In 

 medical jurisprudence, that which is noxious, offen- 

 sive, or troublesome ; applied to persons or things. 



Nuke {nuh) [Fr. , nuque, the neck]. The nape of the 

 neck. N.-bone, the basi-occipital bone. 



Nullipara (nul-ip' '-ar-ah) [nullus, none ; parere, to 

 bring forth]. A woman who has never borne a 

 child. 



Nulliparity {nul-ip-ar f -it-e) [nullus, none; parere, to 

 bring forth]. The condition of being nulliparous. 



Nulliparous {nul-ip'-ar-us) [nullus, none ; parere, to 

 bring forth]. Applied to a woman who has not borne 

 a child. 



Numb {num) [ME., nome, taken]. Having impaired 

 sensibility. 



Number Six. See Hot Drops. 



Numbering of Teeth; Fingers and Toes; Series. 

 See Teeth; Fingers and Toes; Series, Numbering 

 of. 



Numbness (num' -nes) [ME., nome, taken]. Partial, 

 or local anesthesia with torpor ; deficiency of sensa- 

 tion ; obdormition. 



Nummiform {num' -if-orm) [nummus, a coin ; forma, 

 form]. Having the form of a coin ; nummular. 



Nummular {num'-u-lar) [nummus, coin]. Resem- 

 bling a small coin in form ; also, resembling rouleaux, 

 or rolls of coins ; applied to the red globules of the 

 blood ; or the rounded clots of sputum sometimes 

 observed in pulmonary tuberculosis. 



Nuptiality {nup-she-al' -it-e) [nuptial, nuptial]. The 

 proportion of marriages to the population. 



Nurse {tiers) [Fr. nourrice, nurse]. The caretaker of 

 an infant. Also, a person caring for the sick. N., 

 Dry, one who does not suckle the infant. N., Hos- 

 pital, one who cares for the sick in a hospital. N., 

 Monthly, one who attends a woman in confinement. 

 N., Probationer, in hospitals a probationer is one 

 who has entered upon her career as a nurse, and is 

 under observation to determine her fitness for the 

 profession. N., Professional, one who devotes him- 

 self or herself to the care of the sick as a life-work or 

 profession. N., Wet, one who suckles the infant. 

 N.'s Contracture, Trousseau's term for tetany found 

 in association with debility following lactation. 



Nursing {tiers' '-ing) [Fr. , nourrice, a nurse]. A term 

 applied to the babe's taking the breast, and also to the 

 mother's giving the breast. Also, caring for the sick. 

 N. -bottle, a bottle fitted with a rubber tip or nipple for 

 feeding infants not nursed from the breast. 



Nursling {ners' -ling) [Fr. , nourrice, a nurse]. An 

 infant that is nursed . 



Nurture {ner-tur) [ME. , norture, nurture]. I. Nour- 

 ishment ; food. 2. The act of supplying with nour- 

 ishment. 3. To feed or nourish. 



Nussbaum's Method. See Anesthetic. N.'s Mix- 

 ture. See Anesthetic. N.'s Narcosis, the condition 

 of prolonged anesthesia induced when the adminis- 

 tration of chloroform is preceded a few minutes by the 

 hypodermatic injection of a full dose of morphin. 

 N.'s Theory of Germinal Continuity, the hypoth- 

 esis that some of the germ-substance is directly 

 abstracted from the developing ovum and preserved 

 without essential alteration, to become, by giving rise 

 to the sexual elements, the germ-substance of another 

 generation. See Heredity. 



Nut [ME., nutte, nut]. See Nux. N.-bone, a sesa- 

 moid bone in the foot of a horse. N.-gall. See 

 Galla. N.-meg. See Myristica. N.-meg Liver, 

 a mottled appearance of the liver, the center of the 

 acini being dark, while the periphery is lighter in 

 color. The condition is seen especially in passive 

 congestion and in fatty infiltration. 



Nutant {nu'-tant) \_nutare, to nod with the head]. In 

 biology, drooping, or sloping. 



Nutation {nu-ta' -shun) [nutare, to nod]. Nodding or 

 oscillation. In biology, the same as Circumnutation. 

 N. of Sacrum, a partial rotation of the sacrum on its 

 transverse axis, whereby the distance between the 

 upper extremity or the lower extremity and the an- 

 terior pelvic wall is increased. 



Nutator {nu-ta' '-tor) [nutare, to nod]. A muscle 

 causing anterior flexion of the head. 



Nutatory {nu'-tat-or-e) [nutare, to nod]. In biology, 

 nodding. 



Nutriant {nu'tre-ant) [tiutrire, to nourish]. A medi- 

 cine or agent that modifies nutritive processes. 



Nutrient {nu' -tre-ent) [nutrire, to nourish]. 1. Af- 

 fording nutrition. 2. A substance that nourishes ; a 

 food. 



Nutrility {nu-tril' -it-e) [nutrire, to nourish]. The 

 power of a cell or an organism to take part in the 

 function of nutrition ; metabolism. 



Nutriment {nu' ' -trim-ent) [nutritnentum , from nutrire, 

 to nourish]. Anything that nourishes or enters into 

 the formation of living tissue. 



Nutrition {nu-trish' -un) [nutrire, to suckle]. The 

 most important of the vital functions, the anabolic 

 process, or the molecular renovation of living proto- 

 plasm. N., Centers of, points held by Goodsir to exist 

 in the basement-membrane of mucous membranes. 



Nutritious {nu-trish' '-us) . Synonym of Nutritive. 



Nutritive {nu' -trit-iv) [tiutrire, to nourish]. Possessing 

 the quality of affording nutrition. 



Nutritorium {nu-lrit-o' '-re-utn) [tiutrire, to nourish]. 

 The nutritive apparatus, or that part of the organ- 

 ism that is directly concerned with anabolic changes. 



Nutritory {nu'-trit-o-re) [tiutrire, to nourish]. Con- 

 cerned in the processes of nutrition. 



Nutrix {nu'-triks) [L. : pi. , Nutrices\ A female nurse, 

 especially a wet-nurse. 



Nuttall's Method. See Sputum, Methods of Exami- 

 nation. 



Nux {nuks) [L.]. A nut. N. moschata [L. , " musky 

 nut"]. The nutmeg: myristica. N. vomica, dog- 

 button ; the seed of Strychnos nux vomica. Its 

 properties are due mainly to two alkaloids, strychnin 

 and brucin, and with the properties of which its own 

 properties are identical. In small doses it is a bitter 

 tonic, exciting the secretions and stimulating the 

 functions of the body. In larger doses it exalts the 

 function of the spinal cord, causing tetanic spasms 

 of the extensor muscles. In toxic doses it pai. 

 the functions of the spinal cord, arrests respiration 

 and causes death by suffocation. It is valuable as a 

 general tonic in cardiac failure, in hemiplegia, 

 dyspnea and in certain forms of amblyopia. The 

 proportion of strychnin in nux vomica varies from \- 

 percent. N. v., Abstractum. Dosegr. y 2 , gradually 

 increased. Unof. N. v., Ext. Dose gr. J4~j- N. 

 v., Ext., Fid. Dose TT\j-v. N. v., Tinct., 2 per 

 cent, of the drug. Dose Tti^v xx. Brucina, C.,.,1 I M N,- 

 4 , -^ the strength of strychnin and in action 

 third as rapid. Dose gr. T x fl -|- (Unof.) Liquor 

 brucinae, I per cent. Dose n\x. Strychnina, 

 strychnin, C 21 H. 2 . 2 N a 2 , the alkaloid, exceedingly 

 bitter; chloroform is its best solvent. Dosi 

 „V- a V s - Sulphate (C 21 H 2J N.A) 3 H,S0 4 7^0, 



