viii CONTENTS 



PAGE 



Sebaceous Glands 98 



Nails 98 



Practical Demonstration 98 



THE CIRCULATORY SYSTEM 



The Heart 102 



Blood-vessels : 102 



Development of Capillaries 105 



THE LYMPHATIC SYSTEM 



General Description 10G 



Lymph-channels 107 



Practical Demonstration, Lymph-channels of Central Tendon of the 



Diaphragm f 108 



Lymphatic Nodes or Glands . P Ill 



Practical Demonstration, Mesenteric Lymph-node 113 



THE SPLEEN 



Scheme of Organ 117 



Practical Demonstration 118 



THE THYMUS BODY 



General Description 121 



Practical Demonstration . 121 



THE RESPIRATORY ORGANS 



The Larynx and Trachea ] 23 



The Lungs .' 123 



Bronchial Tubes 123 



Practical Demonstration 125 



Pulmonary Blood-vessels 128 



Pleura .- 128 



Pulmonary Alveoli 128 



Practical Demonstration, Lung of Pig 131 



Practical Demonstration, Human Lung 133 



Foetal Lung . 134 



THE TEETH 



The Pulp 135 



Dentine 135 



Enamel 137 



Cementum 137 



Practical Demonstration . 137 



