Photography five.

   
This is a species of tube worm showing the contents of its stomach.

 
 These two photographs of a cheekcell are taken under phase contrast and darfield.

 
 Hydrodictyon showing a magnified view of the water net.

 
 This photograph shows a nerve ending (motor end plate)which stimulates the muscle fibres into action.

 
 Purkinje cells, which are found within the cerebellum .

 

Introduction to photomicrography