Q9471. Which of the following explains uptake of 0, in fetal circulation ?

Q9472. Which of the following explains delivery of 02 in fetal circulation?

Q9473. True of 02-Hb dissociation curve?

Q9474. Which increases affinity of hemoglobin for 0,-

Q9475. In comparison to hemoglobin, effect of myoglobin on Bohr effect?

Q9476. Function of chloride shift in RBCs?

Q9477. Closing volume is related to which of the following?

Q9478. Central chemoreceptors are not stimulated by?

Q9479. Chemical regulation of respiration is not affected by?

Q9480. True about high altitude acclimatization?

Q9481. Respiratory exchange of gases is strated from?

Q9482. Distending capacity of lung is maximum at?

Q9483. Action potential in cardiac muscles is due to which ions?

Q9484. Heart sound occuring just before closure of AV?

Q9485. Baroreceptors are related to which vessels?

Q9486. Effect of positive G?

Q9487. Which of the following cause increase in pulmonary arterial pressure?

Q9488. Most important cerebral vasodilator?

Q9489. Renin secretion is decreased by?