Question

Pulmonary respiration of frog consists of

• A. Inspiration and expiration
• B. Aspiration, inspiration and expiration
• C. Aspiration and external respiration
• D. Aspiration and inspiration

Answer 1

Answer: (B)

Aspiration, inspiration and expiration

• During the contraction of the petrohydal muscles, the mouth cavity is pushed upward and expiration occurs.
• Whereas during the contraction of petrohydal muscles, the mouth cavity is lowered downwards and inspiration occurs. like this, the oxygen is taken in and carbon dioxide is diffused out.

So the correct answer is 'Aspiration, inspiration, and expiration'.