INDEX. 



Abdominal muscles, action of in res- 

 piration, 165 



type of respiration, 163 

 Aberration, chromatic, 510 



spherical, 509 



Absorbents. See Lymphatics. 

 Absorption, 277 



by bloodvessels, 293 



of gases by blood, 296 



by lacteal vessels, 248, 290 



by lymphatics, 291 



of oxygen by lungs, 177 



process of by osmosis, 294 



purposes of, 277 



rapidity of, 297 



from rectum, rapidity of, 297 



by the skin, 347 



from stomach, preparation of food 

 for, 229 



See Chyle, Lymph, Lymphatics, 



Lacteals. 

 Accessory nerve, 443 



distribution of, 443 



roots of, 444 

 Accidental elements in human body, 



26 

 Accidents, involuntary movements in, 



400 



Acetic acid in gastric fluid, 222 

 Acids, strong, prevent coagulation, 64 

 Acini of secreting glands, 319 

 Adaptation of the eye to distances, 



510 



Adenoid tissue. See Retiform Tissue. 

 Adipose tissue, 40 



situations of, 40 



structure of, 41 



See Fat. 

 Afferent arteries of kidney, 352 



lymphatics, 286 



nerve-fibres, 376 

 After-birth, 593 

 After-sensations of taste, 553 



of touch, 558 



of vision, 517 



Age, in relation to blood, 76 

 to capacity of chest, 168 

 to excretion of urea, 360 

 to exhalation of carbonic acid, 173 

 to heat of body, 189 

 to mental faculties, 422 

 to pulse, 109 

 to respiration, 168 

 to voice, 484 

 Aggregated glands, 319 

 Agminate glands, 241 

 Air, atmospheric, composition of, 173 

 changes by breathing, 173 

 favors coagulation of blood, 63 

 quantity breathed, 166 

 states of influencing production 



of carbonic acid, 175, 176 

 transmissions of sonorous vibra- 

 tions through, 536 

 in tympanum, necessary for hear- 

 ing, 538 



undulations of, conducted by ex- 

 ternal ear, 534 

 by tympanum, 537 

 Air-cells. 158 

 Air-tubes. See Bronchi. 

 Albinos, imperfect vision in, 501 

 Albumen, action of gastric fluid on, 



229 



characters of, 22 

 chemical composition of, 23 

 coagulated, properties of, 22 

 coating oily matter, 287 

 relation to fibrin, 22 

 tissues and secretion in which it 



exists, 22 

 of blood, 74 



uses of, 86 

 vegetable, 202 

 Albuminose, 229 



action of liver on, 266 

 Albuminous substances, 21 

 absorption of, 271 

 action of gastric fluid on, 229, 271 

 of liver on, 229 

 of pancreas on, 252, 271 



