III- Chapter .
Internal members ......................................................................88
22-§ Structure of the digestive organs.....................................................................88
23-§ Digestive glands..............................................................................................94
24-§ The liver........................................................................................................106
25-§ Respiratory organs.......................................................................................109
26-§Separation bodies...........................................................................................120
27-§ The structure of the sexual organ…………………..….……………...........126
28-§ Female genitaliya..........................................................................................132