Question

Rats are predominantly herbivores whereas frogs feed on insects(and on the occasional shrew). How does the anatomy of the digestive systems of the frog and rat relate to their different diets. consider stomach size, length of small intestine and other features of digestive system.

Answer 1

Question

Anatomy of the digestive system of rat are:

I. Their digestion start from the mouth.

II. They have large, flat teeth for grinding the plant material.

III. They have appendix which they use for digestion.

IV. Their stomach is divided into two parts: cardiac and pyrolic.

V. The stomach size is large.

VI. The small intestine is long as to provide maximum surface area for the absorbtion of food material.

Anatomy of digestive system of frog:

1. The mouth have a sticky tounge.

II. They have sharp and pointed teeth

III. They do not have appendix as they do not eat cellulose.

IV. The syomach size is small as compared to rat.

V..The size of small intestine is short