Viii HUMAN PHYSIOLOGY 



LESSON PACK 



XXV. WHY WE BREATHE VENTILATION , . 145 



XXVI. HOW WE BREATHE 147 



XXVII. THE LIVER . , . 153 



XXVIII. THE SKIN l6l 



XXIX. THE KIDNEYS . . 169 



XXX. THE NERVOUS SYSTEM NERVES 174 



XXXI. THE BRAIN 179 



XXXII. THE SPINAL CORD . l86 



XXXIII. SENSATIONS TOUCH 192 



XXXIV. THE TONGUE AND TASTE THE NOSE AND SMELL . . 197 

 XXXV. THE EYE AND VISION 2O2 



XXXVI. THE EAR 2l6 



XXXVII. THE VOICE ......... 222 



XXXVIII. EPITHELIUM 226 



SYLLABUS 230 



EXAMINATION PAPERS 233 



INDEX 247 



