INDEX. 



637 



The Numbers refer 



of, 180, 264, 294; centre of respiratory 

 movements, 184; centre of acts of deglu- 

 tition, 194, 196 



Medullary matter of nervous system, struc- 

 ture of, 110; functions of, 113116 



Melolontha vulgaris, 30 



Memory, 291 



Metamorphosis of Batrachia, 42, 43 



Michaelis, his analyses of venous and arte- 

 rial blood, 540 



Milk, peculiarity of, as alimentary sub- 

 stance, 431, 687; general composition of, 

 684; microscopic characters of, 685; 

 constituents of, 686 ; proportion of con- 

 stituents in milk of different animals, 688; 

 quantity of, 692 ; change in character of, 

 during nursing, 689; consequences of 

 retention of, 690 ; transference of secre- 

 tion, 691; foreign substances entering, 

 692 ; influence of emotions on, 690, 691 ; 

 secretion of, in male, 683 note 



Milky aspect of chyle, 563 



serum, 563, 580, 714 note 



Milbank Penitentiary, 472 



Mind, influence of, on nutrition and secre- 

 tion, 425429 



Mitchell, James, case of, 325 



Modeling process, 598, 599 



Mullusca, 17, 2226; organs of locomotion 

 in, 24; organs of nutrition in, 25; blood 

 and respiration of, 26; nervous system 

 in, 132 141; acephalous, 161; circula- 

 tion in, 475; respiration in, 523 



Montgomery, Dr., on corpus luteum, 744 



Mother, influence of, on foetus, 768 



Motions of Plants, 13, 128 



Motor Linguae, 241, 242 



oculi, 224, 249 



nerves, determination of, 122 



tract of Sir C. Bell, 169 ; connections 



of, 170172 



Movements of eye, 249, 251256 



, other consensual, 257 



Mucous Membrane, 640; of stomach, ap- 

 pearance of, in health, 458; in disease, 

 439; intestinal, structure of, 461; glan- 

 dulae of, in stomach, 704; in intestines, 

 705707 



Mulder, his analysis of organic compounds, 

 457; of protein-oxides, 553 note,- of gela- 

 tin, 615 



Muller referred to, 162, 313, 336, 345, 354, 

 381, 383, 405, 410, 451, 458, 519, 538, 539, 

 541, 582, 712 



Muscular Fibre, 



Structure of, 366 375; in muscles of 

 Animal life, 367374; arrangement 

 of, in fasciculi, 367; composed of fibril- 

 lae, 367; enveloped in sheath, 367; 

 form and comparative dimensions of, 

 368 ; structure of ultimate fibrillae, 369 ; 

 state of, in contraction, 371, 372; origin 

 of, 374; in muscles of organic life, 366, 

 375 



54 



to the Paragraphs. 



Contractility of, 366; duration of, 376; 

 alternates with relaxation, 377; increase 

 in amount by exercise, 377; different 

 effects of stimuli on, 378 ; influence of 

 nerves on, 379387 ; loss of, from sec- 

 tion of nerves, 381, 382; restored after 

 exhaustion, 383; an independent en- 

 dowment, 385; destroyed by sudden 

 shock to nervous sys'tem, 386, 387; 

 energy of, dependent on arterial blood, 

 392; difference of, on two sides of heart, 

 393; the same at different degrees of 

 contraction, 394; power generated by, 

 in Man, 395; in Insects, 396 



Contraction of, after death, 389391; 

 medico-legal inquiries respecting, 391 ; 

 rapidity of changes, 397; associated in 

 movements, 398 ; influence of, on Cir- 

 culation, 516 



Nutrition of, 642; composition of, 642; 

 regeneration of, 642 



Sensibility of, 399 

 Muscular sense, 400 



N 



Nails, 621 



Nasmyth, Mr. : on the Teeth, 634 



Necrsemia, 592 



Nerves, origin and termination of, 112, 113, 

 116; mode of determining functions of, 

 120 125; termination of, in sensory or- 

 gans, 322, 352; in muscles, 379 



Nervous agency, hypothesis on its nature, 

 126; laws of its transmission, 126; not 

 essential to Nutrition and Secretion, 91, 

 96, 237; influence of, on organic func- 

 tions, 420429 



Nervous System, general functions of, 102, 

 106109; elementary structure of, 110 

 114; white matter of, 110; gray mat- 

 ter of, 111; arrangement of fibres in 

 ganglia, 112; afferent and efferent fibres 

 of, 113; use of plexuses in, 114, 115; 

 isolated course of single fibres, 114 ; func- 

 tions of gray matter, 116118; functions 

 of white matter, 116; relation of, with 

 vascular system, 117, 118; simplest idea 

 of nervous system, 11 9; nature of changes 

 in, 126; existence of, in lowest Animals, 

 128, 129; general recapitulation of func- 

 tions, 294; peculiar conditions of, 295, 

 296; pathological states of, 297301 



Nervous tissue, composition of, 643; nutri- 

 tion and regeneration of, 643 



Nervous system of Insects, &c., 142147 



Newport, Mr., his observations on their 

 respiration, 535; on their temperature, 

 725 



Nucleated cells, persistent, 616 



Nucleus, 557 



Numerical method, 12 



NUTRITION, 



General account of, 88 91; connection 



