INDEX. 



427 



Milk, 374. 



as a diet for infants, 376. 



composition of, 375. 



fats of, 375. 



proteins of, 375. 



salts of, 375. 



secretion of, 415. 

 Milk sugar, 6, 375. 

 Millon's reaction, 9. 

 Mitosis, 413. 

 Mitral cells, 92. 



valve, 177. 

 Modality, 106. 

 Molecular layer, 73, 81. 



of retina, 117. 

 Monoamino-acids, 12. 

 Monoamino-nitrogen in proteins, 14. 

 Monophasic variation, 26. 

 Monosaccharides, 5. 

 Moss fibres, 73. 

 Motor aphasia, 93. 



area, 82. 



Mountain sickness, 281. 

 Movement, co-ordination of, 74. 



sensation of, 153. 

 Movements of deglutition, 299. 



of large intestine, 335. 



of small intestine, 326. 



of stomach, 309. 

 Mucins, 11, 304. 



M tiller's law of specific irritability, 106. 

 Murexide test, 386. 

 Muscarine, action on heart, 224. 

 Muscle, 18. 



afferent nerves of, 19. 



anisotropous substance of, 19. 



chemical changes in, 27. 



chemical stimulation of, 20. 



clotting of, 19. 



composition of, 19. 



contractile stress of, 23. 



elasticity of, 20, 23. 



electrical current in, 24. 



excitation of, 20. 



extensibility of, 20. 



heart, 177. 



heat production in, 28. 



independent excitability of, 20. 



injury current of, 26. 



involuntary, 31. 



isotropous substance of, 19. 



metabolism of, 27. 



production of carbonic acid in, 29. 



products of activity of, 29. 



reciprocal innervation of, 60. 



red, 19. 



source of energy of, 27. 



stimulation by constant current, 23. 



tone, 64, 153. 



voluntary, 18. 



structure of, 18. 

 Muscle-current, 24. 



-fibre, 18. 



Muscle-plasma, 20. 



-sound, 195. 



-spindle, 63, 154. 



-twitch, 21. 



-wave, 22. 

 Muscular contraction, 22. 



"all or none" phenomenon, 22, 212. 



effect of fatigue, 22. 

 of load, 23. 

 of temperature, 22. 

 of tension, 29, 213. 



heat production during, 28. 



latent period of, 21. 



mechanical changes in, 21. 



respiratory quotient during, 342, 362. 



strength of stimulus, 22. 



time relations of, 21. 



voluntary, 31. 



electrical changes in, 31. 

 Muscular contractions, summation of, 23. 

 source of energy for, 27. 



exercise, 285. 



movements, co-ordination of, 74. 



relaxation, 21. 



sense, 89, 153. 



paths for impulses of, 55. 



tone, 64, 153. 



work, 29. 



effect on metabolism, 362. 

 Musculi papillares, 177. 

 Musical sounds, 145. 

 Myelin sheath, 33. 

 Myelination, 51. 

 Myelocytes, 165. 

 Myenteric plexus, 326, 336. 

 Myogenic theory, 211, 214. 

 Myopia, 126. 

 Myosin, 20. 

 Myosinogen, 19. 

 Myxcedema, 407. 



Near point, 125. 



Negative after image, 136, 137. 



variation, 36. 



ventilation, 273. 

 Nerve, 33. 



double coriduction in, 36. 



electrotonic currents in, 37. 



electrotonus, 35. 



medullated, 33. 



nodes of Ranvier, 33. 



non-fatiguability of, 30. 



non-medullated, 33. 



structure of, 33. 

 Nerve cell, 40. 



function of, 43. 



Nissl's granules in, 40. 



pericellular network of, 41. 



structure of, 40, 

 Nerve centres in medulla, 69. 

 Nerve endings in skin, 107. 

 Nerve fibres, 33. 



