Respiratory system MCQs (Physiology practice multiple choice questions for FCPS, MRCP, USMLE, and PLAB)
Respiratory system MCQs 1) In Caissons disease pain in the joints and muscles is due to a. formation of N2 bubbles b. formation of CO2 bubbles c. due to fatigue d. due to increase in barometric pressure Ans. a 2) Normal value of FEV1 in an adult is a. 95% b. 80% c. 65% d. 50% Ans. b 3) The most important gas maintaining alveolar ventilation is a. oxygen b. hydrogen c. carbon dioxide d. N2 Ans. c 4) Hyperbaric oxygen is useful in all except a. congenital heart disease b. gas gangrene c. CO poisoning d. N2 toxicity ...