INDEX. 



737 



Mastication, 112 

 Meat, 106 



Mechanical stimulation of muscle, 

 452 



of nerve, 601 



Medulla oblongata as central organ, 

 630 



as conductor, 628 



decussation of fibres in, 630 



respiratory centre in, 630 



vasomotor centre in, 632 

 Medullary canal, 670 



folds, 655, 669 



groove, 655, 670 



sheath, 49, 498 

 Meibomian glands, 380 

 Meissner's plexus, 132, 156 

 Membrane of Reissner, 606 

 Membranes of the chick, 657 

 Memory, 547 

 Menstruation, 664 



and ovulation, 651 

 Mercurial manometer, 296 

 Meroblastic ovum, 654 

 Mesencephalon, the, 636 

 Mesoblast, 38, 42, 654 

 Metabolism, 364 

 Metazoa, 41 

 Micrococci, 89 

 Micturition, 412 



nervous mechanism of, 413 

 Milk, 103 



action of gastric juice on, 162 



composition of, 383 



influence of nervous system on 

 secretion of, 385 



mode of secretion of, 384 

 Milk sugar, 78, 383 



tests, 104 

 Mitral valve, 261 

 Moist chamber, 461 

 Molecules, 30 

 Morphology, 25 

 Morula, 41 



stage of the ovum, 654 

 Motor nerve roots, 519 

 Mouth, development of the, 716 



digestion, 134 



Movements of the body, 480 

 Mucin, 72, 378 

 Mucous glands, 378 



of tongue, 137 



tissue, 55 

 62 



Miillerian duct, 689 

 Muscle, 50 



active state of, 461 



change in form during contrac- 

 tion, 459 



changes in structure during 

 contraction of, 454 



chemical changes during con- 

 traction of, 455 



chemical change in, 446 



chemical composition of, 446 



consistence of, 445 



contraction of, 459 



elasticity of, 446 



electrical changes in, 467 



electric phenomena, 448 



fatigue, 464, 470 



heart, 263 



histology of, 442 



irritability of, 461 



latent period, 463 



maximum contraction, 466 



natural currents in, 448 



negative variation of current, 

 456 



non-striated, 62 



passive state of, 445 



plasma, 66, 446 



recording contraction of, 460 



serum, 445 



single contraction, 461 



stimuli, 452 



striated, 52, 443 



summation, 466 



temperature change during con- 

 traction, 458 



tetanus, 467 



tone, 469 



unstriated, 475 



variations in the single con- 

 traction, 465 



wave of contraction, 466 

 Muscle plates of embryo, 672 

 Muscles, antagonistic, 478 



of the eyebaU, 591 



of mastication, 112 



origin and insertion of, 477 



synergetic, 478 

 Muscular coordination, 618 



stimuli, different forms of, 452 



453 



Muscularis mucosae, 127, 152 

 Musical notes or tones, 697 



