896 



INDEX. 



Isotonic muscular contractions, 27 



solutions, definition of, 885 

 Isotropous substance in muscle, 19 



Jacobson, nerve of, 666 

 Judgments, visual, of distance and 

 size, 349 

 of perspective or solidity, 345 



Kidney, action of diuretics on, 748 



blood-flow through, 749 



composition of secretion of (urine), 

 751 



function of convoluted tubules, 746 

 of glomerulus, 744 



internal secretion of, 782 



secretion of urine in, 742 



structure of, 741 

 Kjeldahl's method for determination 



of nitrogen, 752, 784 

 Knee-jerk, conditions influencing, 

 149 



definition of, 146 



explanation of, 148 



reinforcement of, 146 



use of, as diagnostic sign, 150 



Labor, physiology of, 854 



Lactic acid in muscle, 60 



increase of, during contraction, 

 64 



Laked blood, 385 



Langerhans, islands of, 781 



Large intestine, digestion and absorp- 

 tion of food in, 717 



Larynx, reflex effects from, on respi- 

 rations, 617 



Latent period of muscular contrac- 

 tion, 26 



Lecithin, 727 



Lemniscus, lateral, 200 

 median, 190 



Leucin, 706, 874 



Leucocytes, effect of hemorrhage 

 upon, 425 

 functions of, 405 

 in formation of thrombin, 417 

 structure and classification, 404 

 variations in number of, 405 



Leuconuclein, effect upon blood 

 coagulation, 421 



Liebermann's reaction for proteids, 

 877 



Liebig's classification of foodstuffs, 

 809 



Light-reflex in eye, 301 



Lipase, 662 



in pancreatic secretion, 709 

 in stomach, 697 



Lipase, reversible reaction of, 660 

 Listing's law, 339 



schematic eye, 286 

 Liver, bile-pigments of, 724 

 acids of, 725 



defensive action of, in coagulation, 

 420 



formation of urea in, 737 



glycogen of, 731 



glycogenic action of, 734 



internal secretion of, 771 



pulse, 476 



quantity of bile, 722 



secretion of bile, 727 

 Localization of function in cerebellum, 

 224 

 in cerebrum, 179 

 Localizing power of skin, 260 

 Locke's solution, 502 

 Locomotor ataxia, 163 

 Ludwig's theory of urinary secretion, 



743 

 Luminosity of visual sensations, 319 

 Lungs, gaseous exchanges in, 606 



vasomotors of, 551 

 Luxus consumption, 788 

 Lymph, action of lymphagogues, 430 



circulation of, 564 



formation of, 427 



summary of factors concerned in 

 formation of, 432 

 Lymphocytes, 404 

 Lysin, 707, 874 



Maltase, 662, 664 



Mammary glands, effect of uterus 

 upon, 856 

 structure and functions, 855 



Manometer, Fick's spring, 448 

 Hiirthle's, 448 



maximum and minimum, 449 

 use of, for determining blood-pres- 

 sure, 443 



Mast cells, 404 



Mastication, 634 



Mathematical perspective, 345 



Mean blood-pressure, 446 



Medulla oblongata, 225 



respiratory center in, 610 



Medullary striae, 201 



Meningeal spaces, 554 



Menstruation, 841 



effect of, on other functions, 845 

 physiological significance of, 845 



Mercury manometer, use of, for blood- 

 pressures, 443 



Metabolism, definition of, 783 



Methemoglobin, 398 



Micturition, physiology of, 761 



Milk, composition of, 858 



Millon's reaction for proteids, 877 



