CONTENTS. 



CHAPTER I. 



PAGE 



THE PHENOMENA OP LIFE, ....... 1 



CHAPTER II. 



THE STRUCTURE OF THE ELEMENTARY TISSUES, . . . . 15 



Cells, . . . . . . . . . 15 



Nucleus, . . . . . . r ' . 16 



Intercellular Substance, . . . . . . .17 



Fibres, . . . , . . . . 18 



Tubules, . . . . . . ' ' . . . .18 



Epithelium, . . . . . . . . . 19 



Connective Tissues, ........ 29 



The Fibrous Tissues, . . . . ... . .32 



Cartilage, ......... 40 



Bone, . . ....... 44 



CHAPTEB III. 



THE BLOOD, .......... 57 



Quantity of Blood, ...*.... 57 



Coagulation of the Blood, . . . . . . .58 



Conditions affecting Coagulation, ...... 66 



The Blood-Corpuscles, ........ 70 



Physical and Chemical Characters of Red Blood-Cells, . . 70 



The White Corpuscles, or Blood-Leucocytes, . . . . .74 



Chemical Composition of the Blood, ..... 77 



The Serum, ......... 78 



Gases contained in the Blood, . . . . . . '81 



Blood-Crystals, . . . . . . . .84 



Derivatives of Haemoglobin, , 86 



Development of the Blood, . ... 4 . . 91 



Uses of the Blood, . . . . . . . . 94 



CHAPTER IV. 



CIRCULATION OF THE BLOOD, . . . . . . .95 



The Systemic, Pulmonary, and Portal Circulations, ... 96 



