INDEX. 



791 



Areolar tissue, 44. 



fibres of, 45. 



functions of, 46. 



situations where found, ib. 

 Arteries, no, 143. 



calibre of, how regulated, 148, 



T 53- 



coats of, 143. 

 contraction of, 149. 

 effect of cold on, 149, 150. 



of division, 149. 



of electro-magnetism, 151. 



of exposure, 149. 

 elasticity of, 146. 



purposes of, ib. 

 elongation and dilatation in the 



pulse, 156. 



force of blood in, 164. 

 minute, arrangement of, 168. 

 muscularity of, 145. 



evidence of, 148. 



governed by nervous system, 



I53> * 

 purpose of, 152. 



nerves of, 153. 



office of, 154. 



pulse in, 155. See Pulse. 



small, action of, 1 76. 



structure of, 143. 



distinctions in large and small 



arteries, 145. 

 systemic, 113. 

 three states of, 154. 

 velocity of blood in, 167. 

 Articular cartilage, 52. 

 Articulate sounds, classification of, 

 620. &# Vowels and Consonants. 

 Artificial digestive fluid, 285. 

 Arytenoid cartilages, 608. 



effect of approximation, 614. 

 movements of, 609, 610. 

 muscle, 610, 6n. 

 Asphyxia, 238. 



cause of death in, 239. 

 experiments on, 239. 

 essential cause of, 241. 

 Assimilation or maintenance, 

 of blood, 104. 

 nutritive, 379. 

 Asthma, spasmodic, probable cause 



of, 218. 

 Atmospheric air. See Air. 



pressure in relation to respiration, 

 205. 



Atrophy, 



from deficient blood, 389. 



from diseased nerves, 392, 393. 

 Attention, influence of, 



on sensations, 630. 



on special senses, 659. 

 Auditory canal, 672. 



function of, 68 1. 

 Auditory nerve, 680. 



distribution of, 680, 691. 



effects of irritation of, 698. 



fibres of, 477. 



sensibility of, 693. 

 Auricle of ear, 672. 

 Auricles of heart, 112. 



action of, 119. 



capacity of, 137. 



development of, 767. 



dilatation of, 122. 



force of contraction of, 136. 



formation of septum between, 768. 

 Axis-cylinder of nerve-fibre, 468. 

 Azote. See Nitrogen. 

 Azotized principles, 20. 



B. 



Barytone voice, 616. 

 Basement-membrane, 



of mucous membranes, 404, 405. 



of secreting membranes, 400. 

 Bass voice, 615. 

 Benzoic acid, relation to hippuric 



acid, 460. 



Bicuspid valve, 115. 

 Bile, 328. 



antiseptic power of, 336. 



colouring matter of, 329. 



colouring serous secretions, 402. 



composition of, 328. 

 elementary, 330. 



digestive properties of, 335. 



excrementitious, 332. 



fat made capable of absorption by, 

 336. 



functions of in digestion, 336. 



mixture with chyme, 246. 



mucus in, 330. 



a natural purgative, 336. 



process of secretion of, 331. 



purposes of, 332. 



in relation to animal heat, 334. 



quantity secreted, 332. 



re-absorption of, 334, 337. 



saline constituents of, 330. 



