Question

Paragraph (Q.4 & Q.5) : The upper part of respiratory tract consists of the nose and nasal cavity, the pharynx, and the larynx and it is provided with small hair-like structure called cilia. In humans, air is taken into the body through the nostrils. From here, the air passes through the throat and into the lungs.
4. Exchange of gases takes place in
(1) Bronchi
(2) Bronchioles
(3) Trachea
(4) Alveoli sh
5. Residual volume is
(2)
2000-2200 mL
(1) 750-850 mL
(3) 900-100 mL
(4) 1100-1200 mL îndations​

Answer 1

Explanation:

Que 4

Ans Trachea

5

2000-2200 ml