viii TABLE OF CONTENTS. 



PAGE 



Definition of Tissue 85 



Nature of Histological Differentiation 85 



Classification of Tissues 87 



1. Epithelial Tissues 87 



Morphology of Epithelial Tissues 87 



Function of Epithelium 87 



Glandular Sensory Epithelia 88 



Covering Epithelium 89 



One-layered Epithelium 89 



Flagellated and Ciliated Epithelia 89 



Cuticle 9,0 



Many-layered Epithelia 90 



Glandular Epithelium 92 



Unicellular Glands 92 



Multicellular Glands 92 



Sexual Epithelium 94 



Egg-cell 96 



The Spermatozoa 98 



Sensory Epithelium 98 



Supporting Cells 99 



2. Connective Substances 99 



Contrast of Epithelium with Connective Tissue .... 99 



Function of Connective Tissue 100 



Cellular Connective Tissue 100 



Homogeneous Connective Tissue 100 



Fibrous Connective Tissue 101 



Elastic Tissue 102 



Cartilage 102 



Bone 103 



Formation of Bone 105 



Blood and Lymph 105 



Red Blood-corpuscles 106 



Haemoglobin 107 



Lymph 107 



Relations of Plasma to Corpuscles 108 



3. Muscular Tissue. 



Marked Characteristics of Muscular Tissue 108 



The Formation of Muscle-substance ........ 109 



Smooth and Cross-striated Muscle-fibres no 



Epithelial and Connective-substance Muscle-cells . . . .no 



4. Nervous Tissue 113 



Function of Nervous Tissue 113 



Elements of the Nervous Substance 113 



Summary of Chapters on Cells and Tissues 116 



III. The Combination of Tissues into Organs 118 



An Organ Defined "..... 118 



