Cardiovascular Physiology — MCQs

Coronary blood flow is maximum during which phase of the cardiac cycle?

Pressure-Volume loop of cardiac cycle is shown below. What does point C represent?

All of the following arteries are common sites of occlusion by a thrombus except:

During exercise in physiological limits, what is the effect on end systolic volume?

Decreased CVP is seen in

Aortic valve closure corresponds to the beginning of which phase of the cardiac cycle?

The following data were obtained from a man weighing 70 kg: Aorta oxygen (O2) content is 20.0 vol%, femoral vein O2 content is 16 vol%, coronary sinus O2 content is 10 vol%, and pulmonary artery O2 content is 15 vol%. What is the cardiac output of this man, given a total body O2 consumption of 400 ml/min?

Which of the following best describes hypoxic pulmonary vasoconstriction?

Most sensitive method of monitoring cardiovascular ischemia in the perioperative period is -

Drug that does not cause cardiac depression: