268 



INDEX. 



PAGE 



Milk 68 



Composition of 68 



Specific gravity of :... 68 



Milk-teeth 82 



Mucous membrane of air passages. 127 



Muscles 25 



Function of the 25 



Flexion and extension of 26 



Voluntary and involuntary 26 



Muscular contraction 27 



fibres 25 



sense 188 



Myopia 212 



N. 



Nails 42 



Uses of the 44 



Nasal cavities 192 



duct 201 



Nerve, Auditory 222 



Glossopharyn-real 189 



Gustatory ~ 189 



Olfactory 193 



Optic 197 



Sympathetic 158 



Nerve cells 150, 159 



Nerve fibres 149 



Nerves, Cranial 154 



Spinal _ 156 



Functions of the 160 



Sensory, functions of the KiO 



Motor, functions of the 160 



Sympathetic system of 158 



Nervous system 148, 149 



Cerebro-spinal 150 



Nervous tissue, Properties of 159 



Nose 192 



Nutrition, Processes of 80 



O. 



(Esophagus 90 



Oil, Sources of, in food 59 



Old-sight 215 



Olfactory nerve 193 



Optic nerve 197 



Orbicular bone 220 



Orbit of the eye 199 



Organic substances as food 57 62 



Organs of circulation 107 



Digestion 8191 



Respiration 123 



Sight : 198 



Voice 228 



Oxygen 131 



Amount of, consumed in respira- 

 tion 132 



Continually supplied to the atmo- 

 sphere 141 



P. 



Pain, Relations of, to pleasure 181 



Sensation of 180 



Uses of , 180 



Pancreatic juice 95 



Usesof 95 



PAGK 



Pancreatin 95 



Paraplegia 163 



Parlor gymnasium 36 



Passages, Air 125 



Pelvis 19 



Pepsin 92 



Peristaltic action of the stomach.. 92 



Peritoneum 94 



Perspiration, Daily amount of 46 



Sensible and insensible 46 



Uses of 46, 145 



Perspiratory gland? 45 



Physical strength 29 



Culture 33 



Physiology 11 



Animal 11 



Comparative 11 



Human 11 



Vegetable 11 



Pia mater 152 



Plasma of the blood. 102 



Pleura *. 124 



Pleurisy 128 



Pneumo gastric nerve 171 



Pneumonia 128 



Poisons and their antidotes 247 



Potash in the blood 57 



Potato.. . 73 



Presbyopia 215 



Preservation of the teeth 85 



Ptyalin 88 



Pulsation of the heart 113 



of the arteries 116 



Pulse 115 



Form of the 116 



Writer 116 



Pylorus 90 



R. 



Radial artery 110 



Red corpuscles of the blood 102 



Reflex action of the spinal cord . . . 165 



Requisites for 167 



Usesof....: 167, 170 



Causing convulsions 169 



Objects of 170 



of the brain 174, 175 



Rennet 58 



Respiration 123 



Change of blood in 123133 



Frequency of 129 



128 

 123 

 123 

 135 

 33 

 206 

 207 



Movements of. 



Object of 



Organs of 



Respiratory labor. 

 Rest, necessity for 



Retina 



Retinal light 



Ribs, Movements of, in respiration. 128 



S. 



Saccharine substances 60 



Saliva 86 



Importance of. 88 



Secretion of 86 



Salivary glands 86, 87 



