GENERAL INDEX. 



7S3 



Fissure continued. 



ol spinal cord, iii. 652. 

 anterior, iii. 652. 

 posterior, iii. 652. 



Fistula ani va^inalis congenita, iv. 951. 

 vesicalis congenita, ir. 951. 

 in ano, i. 186. 

 causes, i. 187. 

 origin, i. 186. 



operations for the cure of, i. 181. 

 colli congenita, iv. 953. 



Fistula in the lumbar region of the back, i. 368. 

 salivary, iv. 431. 

 urinary, iv. 82. 1261. 

 of the urinary bladder, i. 400. 



vesico-intestinal fistulas, i. 400. 

 vesico-vaginal fistulse, i. 400. 

 Flat-foot, anatomical characters of, ii. 350. 

 FteM(PuIicidae), ii. 867. 



pulex penetrans of the West Indies, ii. 867. 

 pulex gigas, ii. 86H. 

 their muscular power, i. 719. 

 their powers of leaping, iii. 475. 

 Flesh. See Mr.-cLE. 

 Flesh-flies (Musca vomitoria), pneumatic apparatus of the 



feet. iii. 443. 

 Flesh meat, nutritive properties of, ii. 13 ; s. 389. See 



Food. 



Flexion, a motion of joints, i. 256. 

 Flexor brevis digitorum pedis muscle, ii. 358. 

 brevis pollicis manus muscle, ii. 520. 



relations and uses, ii. 520. 

 brevis minimi ilisiti muscle, ii. 520. 



relations and uses, ii. 520. 

 brevis minimi digiti pedis muscle, ii. 358. 

 brevis pollinis pedis muscle, ii. 358. 

 carpi radialis muscle, ii. 361. 365, 366. 



ulnaris muscle, ii. 367. 

 digitorum accessories pedis muscle, ii. 358. 

 digitorum communis muscle, iii. 133. 

 profundus perforans, ii. 368. 

 nerve to the, iv. 769. 

 sublimis pertoratus muscle, ii. 367. 

 digitorum brevis muscle, i. 150. 

 longus digitorum muscle, iii. 139. 

 accessory muscles, iii. 139. 

 action, iii. 139. 

 relations, iii. 140. 



X longus pollicis muscle, i. 150 ; iii. 133. 140. 

 relations and action, iii. 140. 

 nerve to the, iv. 769. 

 longus proprius pollicis muscle, ii. 368. 

 ossis metacarpi, s. opponens pollicis muscle, ii. 519. 

 relations and uses, ii. 519- 

 perforatus pedis muscle, ii. 358. 

 Flexure, sigmoid, s. 362. 365. 



use, s. 366. 

 Flies, iii. 423. 



wings of flies (Diptera), iii. 423. 

 power of flight of flies, iii. 424. 

 pneumatic pressure which retains them in an in- 

 verted position, iii. 424. 443. 

 velocity of house and large flesh flies, iii. 424. 

 suckers of the feet of the house-fly, iii. 443. 

 Flocks of Reil. iii. 691, 692. 722 O. 

 Flood's ligament, or gleno-humeral, iv. 575. 

 Floriceps, a species of parasitic worm, ii. 127. 

 Florida, or red Algae, reproductive organs of the, s. 221. 

 Flvsmlaria, a genus of Rotifera, iv. 403. 

 FloscularitE, a family of Rotifera, iv. 402, et seq. 

 characters of, iv. 402. 

 genera of, iv. 403. 

 Floicers, sleep of, iv. 678. 

 Fluids, resistance of, iii. 413. 



mechanical effects of the resistance of fluids to animal 



progression, iii. 413. 

 of animals, i. 127. 



Fluke worms, ii. 116. See ENTOZOA. 

 mode of reproduction of the, s. 29. 

 stomach of, s. 296. 

 dubious perceptibility of muscular fibre in the, iii. 



534. 



F. /uoral bus, s. 694. 

 Fluorine, method of determining the presence of, in organic 



substances, iii. 803. 



Flitstra, a genus of Polypifera, iv. 51. 54. 

 Flying, powers of animals in, iii. 419. 

 general remarks, iii. 419. 

 flight of insects, iii. 419. 

 Coleoptera, iii. 421. 

 Dermaptera,iii.421. 

 Lepido4)tera, iii. 421. 



nocturnal Lepidoptera, iii. 421. 

 Neuroptera, iii. 423. 

 Hymenoptera, iii. 423. 

 Diptera, iii. 423. 



table showing the areas of the wings and the weight 

 of the body in various species of insects, tii. 

 424. 

 flight of birds, iii. 424. 



use of the tail in flight, iii. 429. 



Flying continued. 



flight of fish and other animals, iii. 429. 

 Dactylopterus and Exocaetus, iii. 429. 

 Draco yolans, iii. 429. 

 Galeopithecus and Pteromys, iii. 430. 

 Pterodactylus, Iii. 430. 

 Cheiroptera, iii. 430. 

 amount of force necessary for aerial progression, iii. 



Flying-cat (Galeopithecus), mode of flight of, iii. 430. 

 Flying-fish (Dactylopterus and Exocjetus), flight of, iii. 



429. 

 Fodia, a genus of Tunicate, iv. 1188, et seq. 



characters of the genus, iv. 1188. 

 F<ETUS (normal anatomy). See OVUM. 

 aorta in the, i. 190. 

 human foetal brain, iii. 767. 

 fat and marrow in the, i. 60, 61. 

 bones in the, i. 61. 



heart of foetus, peculiarities of the, ii. 599. 

 development. See OVUM. 

 Eustachian valve, ii. 599. 

 valve of the foramen ovale, ii. 599. 

 testicles in the foetus during the early periods of fetal 



existence, ii. 740. 

 descent and development, ii. 740. 

 position of the spinal cord in the, iii. 651. 

 foetal development. See OVOM. 

 functions of the, as compared with those of the adult. 



See OVUM. 

 attitude and position of the fcetus in parturition, iii. 



906. See Parturition. 

 F<ETCS (abnormal anatomy), ii. 316. 

 accidental morbid tissues, ii. 337. 

 anus, imperforate, ii. 336. See ANUS. 

 atrophy, ii. 318. 



bladder, abnormal condition of the foetal, ii. 335. 

 cellular tissue, induration of the, ii. 332. See CELLU- 

 LAR TISSUE. 



cirrhonosis, ii. 337. See CIRRHONOSIS. 

 fcetal concretions, iv. 87. 

 convulsive affections, ii. 329. 

 cranial bones, injuries of the, ii. 323. 

 cranial tumours, ii. 323. 

 cutaneous affections, ii. 333. 

 dropsical effusions, ii. 332. 



malformations of the fcetus, iv. 948967. See TERA- 

 TOLOGY. 

 fcetus in fcetu, iv. 967. 



1. a fcetus more or less perfect contained in the 



cavity of its twin brother or sister, iv. 

 967. 



a. in the uterus, iv. 967. 



b. in the abdomen, iv. 967. 



c. in the anterior mediastinum, iv. 968. 



d. in the scrotum and testes, iv. 968. 



e. in the stomach, iv. 968. 



/. in the intestinal canal, iv. 968. 



g. in the orbit, iv. 968. 



a. at tentorium of the dura mater, iv. 968. 



i. at the palate, iv. 968. 



2. the more or less developed rudiments adhere, 



in the form of a tumour, to the external 

 surface of a second body, and are covered 

 by the external integuments, iv. 968. 



a. to the cheek, iv. 968. 



b. to the neck, iv. 968. 



c. to the epigastric and umbilical region, iv. 



968. 



d. to the sacral and perineal region, Iv. 968. 

 heart and pericardium of fcetus, affections of, ii. 334. 



heart, aberrations of position of, ectopia cordis, 



ii. 630. 



fractures of the long bones, ii. 334. 

 hernia cerebri, or encephalocele, ii. 320. 

 herniae, ii. 319. 

 inflammation, organic lesions, &c., effects of, ii. 330. 



in the stomach and bowels, ii. 331. 



in the liver, ii. 331. 



in the lungs, ii. 331. 

 intestinal worms, ii. 336. 

 jaundice, ii. 337. 



mental impressions on the mother, effects of, ii. 330. 

 mutilations, and separation of parts already formed, 



ii. 324. 



pericarditis, ii. 334. 

 pleuritis, ii. 332. 

 purulent effusions, ii. 332. 

 rickets, ii. 337. 

 spina bifida, ii. 337. 



teeth, premature development of, ii. 336. 

 thymus, ii. 334. 

 thyroid gland, ii. 334. 

 urinary deposits, ii. 336. 

 acephali. or headless foetuses, iv. 958, et seq. 

 double monsters, iv. 968. 

 See also OVUM; Placenta} TERATOLOGY. 

 Folded fibres of Sir A. Cooper, i. 8. 

 Folttt. aryteno-epiglottic, iii. 111. 



glosso-epiglottic, iii. Ill ; iv. 1121. 

 pharyngeo-epiglottic, iii. 111. 



SB 4 



