828 



GENERAL INDEX. 



Nipples continued. 



form and position, iii. 246. 



alterations in form during lactation, iii. 245. 

 glands and papillae, iii. 246. 

 the areola, ii. 247. 



change in colour after impregnation, iii. 247. 

 cuticle and cutis of the areola, iii. 247. 

 tubercles of the areola, iii. 247. 

 Nirmidte, or bird-lice, ii. 868. 



N/sus formations of Blumenbach, theory of, iii. 145. 

 Nitric acid, action of, on protein, iv. 164. 



on fibrin, iv. 166. 



Nitrogen, analysis of a solid not containing nitrogen, iii. 814. 

 of a liquid not containing nitrogen, iii. 816. 

 of a body containing nitrogen, iii. 817. 

 nitrogen thrown off by decaying bodies, iv. 45J. 

 Nltrolcucid acid, iv. 165. 

 Az/ro-saccharic acid, ii. 405. 



te, physical characteristics of the existing descendants 

 of the, iv. 1336. 

 Nochthora, a genus of Quadrumana, iv. 211, et scq. See 



QUADRUMANA. 



characters of the genus, iv. 211. 

 Nocturna, or night-moths, a section of Insects of the class 



Lepidoptera, ii. 867. 

 characters of the .section, ii. 867. 

 Nodes described, i. 449. 



distinguishable from exostosis, i. 460. 

 of cranium, i. 749. 

 of the tibia, iii. 136. 

 of the joints of the head, ii. 518. 

 Nodule, the, iii. 690. 693. 

 NOSE, iii. 723. 

 bones, iii. 723. 



structure of, iii. 726. 

 cartilages, iii. 7<6. 



structure of, iii 727. 

 muscles, iii. 54 1. 727. 

 pyramidalis, iii. 728. 



levator labii superioris alzcque nasi, iii. 728. 

 triangular!*, iii. 728. 

 depressor alaa nasi, iii. 728. 

 depressor septi narium, iii. 729. 

 muscular fasciculi which dilate and compress the 



nostrils, iii. 729. 

 rhomboideus, iii. 729. 

 purposes served bv the muscles of the nose, iij. 



729. 



integuments, iii. 729. 

 skin, iii. 7^9. 



mucous membrane, iii. 730. 

 epithelium, iii. 730. 

 course, iii. 731. 

 nerves, iii. 731. 



olfactory, iii. 731. 

 roots, iii. 731. 



tractus olfactorius, trunk, iii. 732. 

 bulb, iii. 732. 

 branches, iii. 732. 

 septual, iii. 732. 

 labyrimhic, iii. 733. 

 other nerves, iii. 733. See FIFTH PAIR OF NERVES; 



SEVENTH PAIR OF NEUVES. 

 vessels, iii. 733. 

 mucus of the, iii. 481. 

 analysis of, iii. 482. 

 chemical characters of, iii. 482. 

 development of the nose, iii. 73t. 

 physiology of the nose, iii. 735. See also FACE; LA- 



RYNX; Mucus; SMELL. 

 NOSE (morbid anatomy), iii. 736. 

 congenital defects, iii. 736. 

 diseases, iii. 738. 



of the skin, iii. 738. 

 red nose, iii. 738. 

 tuberculated induration and thickening, iii. 



738. 

 of the nasal cavities, iii. 738. 



colds, iii. 738. 

 simple abscesses, iii. 738. 

 thickening of the mucous membrane, iii. 738. 

 ulceration, iii. 739. 

 polypi, iii. 739. 



vesicular, iii. 740. 

 gelatinous, iii. 740. 

 fibrous, iii. 740. 

 malignant, iii. 740. 



enlarged appearance of, in hard drinkers, ii. 228. 

 nasal calculi, iv. 82. 

 Nostrils, iii. 726. 



cartilages of the, iii. 726. 

 Notch of acetabulum, ii. 776. 

 cotyloid, s. 116. 

 ligament of the, iv. 434. 

 of palate bone, ii. 211. 

 posterior, or purse-like fissure of the cerebellum, iii. 



688. 



sacral, s. 119. 

 sacro-sciatic, s. 12". 

 sciatic, great, s. 11"). 



small, or obturator, s. 115. 

 sigmoid, ii. 214. 



Notch continued. 

 sub-pubic, s. 127. 

 ventral, s. 126. 



Noteus, a genus of loricated Rotifers, iv. 408. 

 Notommata, a genus of Rotifera, iv. 404. 

 longiseta, iv. 410. 

 myrmeleo, iv. 413. 

 Nourishment of the young, instincts guiding parents in 



procuring, iii. 15. 



Nubians, mental and physical characters of the, iv. 1356. 

 Nucha, or napj of the neck, i. 367. 

 furunculi in the, i. 363. 

 ligament of, of Pachydermata, iii. 876. 

 Nuchiis, ligament of, i. 732. 

 Nuck, canal of, iii. 943 ; s. 706. 

 Nuclei of intestinal calculi, iv. 84. 



animal, vegetable, and inorganic, iv. 8k 

 Nudn, characters of the family, i. 523. 

 Nudibranchiata, ii. 377. See GASTEROPODA. 

 " Nurse " and " grand-nurse " of Steenstrup, s. 31. 37. See 



GENERATION; OVUM. 

 NUTRITION, i. 130 ; iii. 741. 

 definition, iii. 741. 

 object of nutrition, iii. 741. 

 materials required for nutrition, iii. 742. 

 type of the process in cellular plants, iii. 742. 

 elaboration of organisable materials, iii. 742. 



reduction of every protein compound to albumen, 



iii. 742. 



change from albumen to fibrin, iii. 743. 

 formation of tissue, iii. 747. 



homogeneous membrane and fibres formed from 



fibrin independent of cells, iii. 748. 

 development of tissues that originate in cells, 



iii. 750. 

 influence of the spinal cord on the function of nutrition, 



iii 721 S. 



affinity between the functions of nutrition and secre- 

 tion, iv. 440. 



nutritive regeneration, iv. 677. See SLEEP. 

 animal and vegetable nutrition compared, i. 130. 

 varying activity of the nutritive process, iii. 75J. 

 hypertrophy. Hi. 751. 

 atrophy, iii. 752. 



abnormal forms of the nutritive process, iii. 753. 

 inflammation, iii. 753. 



suppuration, iii. 754. 

 tubercle, iii. 754. 

 parasitic growths, iii. 755. 

 non-malignant, iii. 755. 

 malignant, iii. 756. 



arrest of the fluid of nutrition a cause of death, i. 792. 

 depravation of the fluid of, a cause of death, i. 792. 

 changes in the nutritive secretion arising from injured 



nerves, iv. 468, 469. 

 general summary, iii. 756. 

 Nutritive substances, animal and vegetable, ii. 13. See 



Food; DIGESTION; STOMACH. 

 Nymph form of insects, ii. 879. 

 Nymfihte, s. 710. 



structure of, s. 710. 



erectile tissue of the, ii. 446. 

 uses of, s. 710. 



size of the, in early foetal life, ii. 686. 

 abnormal anatomy of the nymphs, s. 710. 



O. 



Oak trees, injuries to, by the Scolytus pygmaeus, ii. 862. 

 Oat-meal, effect of abundant use of, in producing intestinal 



calculi, iv. 84. 

 Obesity, pathological conditions of the adipose tissue, i. 61. 



See ADIPOSE TISSUE. 

 Obliquitas uteri, s. 683. 

 Obliquus ascendens muscle, i. 6. 

 descendens, i. 5. 

 abdominis externus, i. 5; s. 137. 



internus, i. 6; ii. 840 ; s. 137. 

 superior muscle of the eye, iii. 785. 

 inferior, iii. 787. 



action of the oblique muscles, iii. 78P. 

 capitis inferior, or major, muscle, i. 373. 



superior, or minor, i. 373. 732. 

 Obliteration of the aorta, i. 191. 

 Obturator fascia, i. 177. 388. 

 pelvic, s. 138. 

 Obturator muscle, externus, s. 137. 



internus. iv. 766; s. 137. 

 nerve, ii. 779 ; iv. 761. 764. 



accessory obturator, iv. 764. 

 superficial branch, iv. 764. 

 long cutaneous branch, iv. 765. 

 deep branch, iv. 765. 

 or small sciatic, notch, s. 115. 

 or sub-pub c, groove, s. 116. 

 artery, ii. 250. 779. 843. 831. 

 origin and distribution, ii. 831, 832. 

 or thyroid, foramen, s. 116. 

 incirbrane, s. 124. 126. 



ossification of the, s. 207. 

 vein, iv. 1412. 



