Digestive System of Branchiostoma (With Diagram) | Chordata | Zoology
Digestive system consists of an alimentary canal and digestive glands. Alimentary Canal: The alimentary canal is a straight tube from mouth to anus. It is lined by ciliated epithelium. It is divisible into mouth, buccal cavity, pharynx, oesophagus and intestine opening by an anus. 1. Mouth: Mouth lies anteroventrally beneath the rostrum. It is a large oval aperture bordered by [...]