TABLE OF CONTENTS 7 



CHAPTER PAGE 



HlSTOLOGICAL STUDIES. 



*XXII. PARTS OF A CELL 36 



*XXIIL STUDY OF A PLANT CELL . . . [37 

 *XXIV. STUDY OF LIVING PROTOPLASM AMGEBA 38 



XXV. EPITHELIAL TISSUE 42 



XXVI. CONNECTIVE TISSUE . . . .43 



XXVII. MUSCULAR TISSUE 45 



XXVIII. NERVOUS TISSUE . . . . ! 46 



PRINCIPLES OF DIGESTION. 



*XXIX. PRINCIPLES OF OSMOSIS . . . .47 



*XXX. AN ENZYME 49 



*XXXI. A FERMENT ORGANISM YEAST . . 50 

 *XXXII. STRUCTURE OF A TYPICAL GLAND . . 51 



ORGANS AND PROCESSES OF DIGESTION. 



*XXXIII. DISSECTION OF RAT'S DIGESTIVE ORGANS 53 



*XXXIV. THE TEETH 55 



XXXV. PREPARATION OF DIGESTIVE FLUIDS . . 57 



*XXXVI. DIGESTION OF THE MOUTH SALIVA . 58 

 *XXXVII. DIGESTION OF THE STOMACH GASTRIC 



JUICE 60 



XXXVIII. DIGESTION OF THE INTESTINE PANCREATIN 



AND BILE 62 



XXXIX. DIGESTION OF MINERAL SALTS . . .64 



XL. TABULATION OF NUTRIENT DIGESTION . 65 



XLI. MICROSCOPIC ANATOMY OF DIGESTIVE TRACT 66 



BLOOD. 



*XLII. GENERAL PROPERTIES OF BLOOD . . 67 

 *XLIII. STUDY OF BEEF OR PIG BLOOD . . .69 



CIRCULATION AND THE BLOOD SYSTEM. 



*XLIV. PROPERTIES AND LOCATION OF ARTERIES 



AND VEINS 



*XLV. CIRCULATION IN A FROG'S FOOT . 73 



XLVI. MINUTE STRUCTURE OF ARTERIES AND 



VEINS ... -74 



*XLVII. STRUCTURE OF THE HEART . 75 



