Question

fill in the blank:
1)The exchange of gases take place in the_____ of lungs
2)Among inhaled and exhaled air, carbon dioxide content is less in ______​

Answer 1

Answer:

(1)The exchange of gases take place in the Alveoli of lungs.

(2) Among inhaled and exhaled air, carbon dioxide content is less in Inhaled air.

Answer 2

Answer:

1. Alveoli

2. Inhaled air