मानव मस्तिष्क में, श्वसन लय केंद्र (respiratory rhythm centre) मुख्य रूप से कहाँ स्थित होता है?

In humans, respiration occurs in the following steps. Arrange these steps in the correct order. A. Diffusion of O2 and CO2 between blood and tissues B. Diffusion of O2 and CO2 across alveolar membrane C. Pulmonary ventilation by which atmospheric air is drawn in and CO2 rich alveolar air is released out D. Cellular respiration E. Transport of gases by the blood Choose the correct answer from the options given below:

Match List I with List II: List I (Respiratory Volume) A. ERV (Expiratory Reserve Volume) B. RV (Residual Volume) C. IRV (Inspiratory Reserve Volume) D. TV (Tidal Volume) List II (Capacity in mL) I. 2500 - 3000 mL II. 500 mL III. 1000 - 1100 mL IV. 1100 - 1200 mL Choose the correct answer from the options given below: