A. Auto regulation
B. Hormones
C. Parasympathetic impulses
D. Sympathetic impulse
Coronary blood flow is usually predominantly controlled by_____________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs A. AV node
B. SA node
C. Bundle of His
D. Purkinje fibers
Fastest conducting tissue in human heart _________________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs A. Isovolumetric contraction
B. Isovolumetric relaxation
C. Pre-diastole
D. Pre-systole
Closure of aortic valve occurs before the following event_______________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs A. cardiac output and body weight
B. Cardiac output and body surface area
C. Cardiac output and work of the heart
D. Stroke volume and pulse rate
Cardiac index is related to ______________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs A. Increased blood pressure, increased heart rate
B. Decreased B.P , decreased heart rate
C. Increased B.P, decreased heart rate
D. Decreased B.P, increased heart rate
Stimulation of barorceptor leads to ________________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs A. Starling’s law of heart states that increase in force of contraction is directly related to cardiac ouput
B. Staling’s law of heart states that the force of ventricular contraction is directly related to the end diastolic volume
C. Both A and B
D. None of the above
Consider the following statements________________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs A. Aorta
B. Arteries
C. Capillaries
D. Venules
Minimum blood pressure is in_____________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs A. Venules
B. Arterioles
C. Capillaries
D. Precapillary sphincters
The largest function of the total peripheral resistance is due to _________________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs A. Peripheral resistance X tissue fluid
B. Peripheral resistance X cardiac rate
C. Blood pressure X cardiac rate
D. Heart rate X blood volume
Cardiac output is a measure of______________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs A. “P” wave
B. “Q” wave
C. “R” wave
D. “T” wave
The ventricular repolarization in ECG is best seen in_______________? Read More »
Cardiovascular system, Medical Mcqs, Physiology Mcqs