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Identify the correct statements from the below about functions of respiratory system ,
(I) To exchange `O_(2)` and `CO_(2)` between the atmosphere and the blood.
(II) To maintain homeostatic regulation of body pH.
(III) To protect us from inhaled pathogens and pollutants.
(IV) To maintain the vocal cords for normal communication.

A

I, II and III only

B

I, II and IV ·only

C

II, III and IV only

D

I, II, III and IV

Text Solution

Verified by Experts

I, II, III and IV
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