1302 



INDEX 



Cholesterol, significance of, 56 



esters, 56 



Choline, composition of, 57 

 Chondroitin, 104 



-sulphuric acid, 104 

 Chorda tympani ne^rve, 412 



effect on secretion, 710 

 Choroid, 500 



structure of, 506 

 Chromatic aberration, 530 

 Chroma tin, 17 

 Chromoproteins, 99 

 Chromosomes, 31, 33 

 Cilia, 33 



Ciliary body, structure of, 506 

 movement, 248 

 muscle, action of, 526 

 nerves, functions of, 511 

 Circulation, physiology of the, 913-1060 



action of heart on, 935 



through arteries, 919, 962 



capacity of, 925 



through capillaries, 973 



capillary, regulation of, 1048 



cerebral, 464 



chemical relation of, 1045 



coronary, 1010 



influence of anaemia on, 1060 

 on lymph, 1066 

 of nervous system 



on, 1025 

 of plethora on, 1058 



in invertebrates, 913 



during muscular exercise, 1051 



pulmonary, 979 



through veins, 976 

 Circulatory system, evolution of, 34 

 Clark's column, 325 

 Clonus, 241, 336 



Clotting of blood. See Coagulation. 

 Coagulation of blood, 855, 882-896 



of colloids, 148 



heat, 93, 148 



history of, 892 



intra vascular, 889 



mechanism of, 149 



of muscle plasma, 212 



of protein, 72, 93 



theory of, 891 



of transudations, 892 

 Cochlea, 606 

 Cochlear nerve, 411 



central connections of, 379 

 Ccalenterata, differentiation in, 33 



nervous system of, 289 

 Ccelomata, 33 

 Ccalum, 34 

 Coil, induction, 188 

 Coitus, physiology of, 1279 

 Collagen, digestion in stomach, 732 

 Colloidal compounds, influence on diffusion. 



properties of protoplasm, 20 

 solution of metal, 138 

 Colloids, 72, 137-151 



adsorption by, 145 

 amphoteric nature of, 147 

 classification of, 137 

 coagiilation of, 148 

 combination between, 148 



Colloids, definition of, 137 



electrical charges on, 147 



properties of, 144 

 imbibition by, 149 

 molecular weight of, 138 

 optical properties of, 143 

 osmotic pressure of, 140 

 precipitation of, 145 

 properties of, 137-151 

 surface phenomena in, 145 

 Colostrum, 1289 

 Colour blindness, 578 

 mixing, 562 

 triangle, 486 



vision, effect of intensity on, 581 

 peripheral, 581 

 theories of, 583 

 Colours, complementary, 487 



mixture of, 487 

 Combination tones, 616 

 Comma tract, 353 

 Commissural fibres in brain, 425 

 Complement, 1085 

 Complemental air, 1095 

 Complementary colours, 571 

 Concentration battery, 170 

 Conchiolin, 106 

 Condenser, 191 - 

 Conditioned reflexes, 453 

 Conduction in brain stem, 381 



irreciprocal, in synapse, 275 

 in spinal cord, 351 

 Cones, function of, 583 

 Conjugated proteins, 98 



sulphates, 813 



Conjugation in metazoa, 1254 

 in protozoa, 1252 

 Consciousness, 9, 451, 481 

 Conservation of energy in living beings, 2 



of mass in living beings, 2 

 Consonance, 614 

 Consonants, 625 

 Contractile stress of voluntary muscle, 200 



tissues, 177-249 

 Contractility of muscle, 179 

 Contraction of muscle, 194-204, 234-238 

 arrested, 200 

 isometric, 197 

 isotonic, 197 

 osmotic theory of, 



235 

 surf ace tension, theory 



of, 235 

 energy of, 236 



in relation to surface tension, 24 

 secondary, 233 

 -wave in muscle, 228 

 Contrast, effect on sensation, 483 

 simultaneous, 571 

 successive, 571 

 Co-ordination of eye movements, 495 



of movement in spinal anim.il, 



331 

 muscular. :{!."> 



influence of eyes 



on, 406 



part played by afferent im- 

 pulses in, 345 



Copper as necessary constituent of certain 

 plants and animals, 44 



