NEET UG 2020 — Breathing and Exchange of Gases
Zoology Breathing and Exchange of Gases questions from NEET UG 2020.
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4 Breathing and Exchange of Gases Questions from 2020
Select the correct events that occur during inspiration. (a) Contraction of diaphragm (b) Contraction of external intercostal muscles (c) Pulmonary volume decreases (d) Intrapulmonary pressure increases
Match the following columns and select the correct option:- <table class="pyq-table"><tbody><tr><td colspan="2" rowspan="1">Column-I</td><td colspan="2" rowspan="1">Column-II</td></tr><tr><td>(a)</td><td>Pneumotaxic centre</td><td>(i)</td><td>Alveoli</td></tr><tr><td>(b)</td><td>${O}_{2}$ Dissociation curve</td><td>(ii)</td><td>Pons region of brain</td></tr><tr><td>(c)</td><td>Carbonic anhydrase</td><td>(iii)</td><td>Haemoglobin</td></tr><tr><td>(d)</td><td>Primary site of exchange of gases</td><td>(iv)</td><td>$R.B.C.$</td></tr></tbody></table>
Identify the wrong statement with reference to transport of oxygen.
The Total Lung Capacity$(\mathrm{TLC})$ is the total volume of air accomodated in the lungs at the end of a forced inspiration. This includes: