PYQ NEET- Breathing And Exchange Of Gases 3 L-1

Question: Select the sequence of steps in Respiration. (NEET 2023)#

A. Diffusion of gases (O2 and CO2) across alveolar membrane.

B. Diffusion of O2 and CO2 between blood and tissues

C. Transport of gases by the blood

D. Pulmonary ventilation by which atmospheric air is drawn in and CO2 rich alveolar air is released out.

E. Utilisation of O2 by the cells for catabolic reactions and resultant release of CO2

A) (D), (A), (C), (B), (E)

B) (C), (B), (A), (E), (D)

C) (B), (C), (E), (D), (A)

D) (A), (C), (B), (E), (D)

Answer: (D), (A), (C), (B), (E)#