542 



INDEX 



Polar globules, 515. 



Pons Varolii, 125. 



Popliteal artery, 297. 



Portal circulation, 300. 



Portal vein, 301, 412. 



Post-ganglionic neurons, 165. 



Postures, 107. 



Potassium chlorid, 15. 



Pre-ganglionic neurons, 165. 



Pregnancy, 518. 



Prepuce, 509. 



Pre-pyramidal tracts, 162. 



Presbyopia, 230. 



Pressor impulses, 339. 



Pressure, arterial, 325; intrathoracic, 

 361; osmotic, 259; partial, of gases, 

 378. 



Pressure sense, 178. 



Primates, 2. 



Production of heat in body, 485. 



Projecting senses, 172. 



Projection fibers of cerebrum, 146. 



Pronation, 72. 



Proofs of circulation, 334. 



Properties of body, physical and 

 physiological, 17. 



Prosecretin, 439. 



Prostate, 507. 



Protamin, 11. 



Protective tissues, 34. 



Proteins, 9; absorption of, 448; con- 

 jugated, 11; derived, 11; foods, 

 390; food value of, 455; require- 

 ment of Body for, 452; subdivisions 

 of, 8; tests for, 10; use of in body, 

 449. 



Proteose, 12, 419. 



Prothrombin, 283. 



Protoplasm, 20, 28. 



Psychic secretion, 437. 



Psychophysical law, 170. 



Ptosis, 212. 



Ptyalin, 418. 



Puberty, 524. 



Pubis, 61. 



Pulmonary artery, 291. 



Pulmonary circulation, 300. 



Pulmonary veins, 293. 



Pulse, 327; use of in diagnosis, 392. 



Pulse-wave, rate of movement, 328. 



Pupil, 213. 



Purin bodies, 13, 471. 



Purkinje's experiment, 233. 



Pus, 266. 



Pyloric sphincter, control of, 428. 



Pylorus, 405, 407. 



Pyramidal nerve-cells, 146. 



Pyramidal tracts, 148. 



Pyramids, decussation of, 148. 



Pyramids of Ferrein, 467; of Mal- 



pighi, 466. 

 Pyrexia, 488. 



Qualities of sensation, 170. 

 Quantity of air breathed daily, 360. 

 Quantity of blood, 268. 

 Quantity of food needed daily, 451, 

 456. 



Racemose glands, 432. 



Radial artery, 296. 



Radio-ulnar articulation, 71. 



Radius, 62. 



Range of voice, 497. 



Rate of blood-flow, 331. 



Reaction of blood, 261. 



Reactions, emotional, 167. 



Reason, faculty of, 159. 



Receptaculum chyli, 346. 



Receptive tissues, see Irritable tis- 

 sues. 



Receptor system, 169. 



Receptors, classification of, 171. 



Record, graphic, 90. 



Rectum, 410. 



Rectus muscles of eye, 210. 



Red blood-corpuscles, 261. 



Red nucleus, 132. 



Reduced hemoglobin, see Hemo- 

 globin. 



Reflex animal, characteristics of, 141; 

 compared with normal, 141. 



Reflex arcs, 136. 



Reflex paths, including cortex, 149; 

 variations in, 137. 



Reflex time, 151. 



Reflexes, 136; function of spinal cord 

 in, 140; inhibition of, 155; spread- 

 ing of, 139. 



Refracting media of eye, 218. 



Refraction, index of, 220; law of, 220. 



Refraction of lenses, 221. 



Refraction of light, 219. 



Refraction in the eye, 223. 



Refractory period of heart, 313. 



Regeneration, 503. 



Regulation of temperature, 485. 



Renal artery, 297, 465. 



Renal organs, 464. 



Renal secretion, 469. 



Rennin, 419. 



Reproduction, 23, 502; sexual, 505. 



Reproductive organs, accessory, 505; 

 female, 500; male, 505. 



Reproductive system, hormones of, 

 525.. 



Reproductive tissues, 35. 



Residual air, 359. 



