Starling’s law of the heard________________?

Related Mcqs:

1. All the heart valves are open during which stage of cardiac cycle __________________?

   A. Systolic ejection
   B. Isovolumetric relaxation
   C. Isovolumetric contraction
   D. None of the above

2. Peripheral resistance is maximum in_______________?

   A. Aorta
   B. Artery
   C. Arteriole
   D. Vein

3. First heart sound occurs during the period of________________?

   A. Isotonic relaxation
   B. Isovolumetric relaxation
   C. Isovolumetric contraction
   D. Isotonic contraction

4. Glomerular capillary pressure differ from other capillaries of body in______________?

   A. Higher filtration pressure
   B. Lower filtration pressure
   C. Both of the above
   D. None

5. Which of the following increases turbulence in blood flow ?

   A. Reynolds number < 2000
   B. Decrease in velocity of blood
   C. Decrease in density of blood
   D. Increase in diameter of blood vessel

6. The ventricular repolarization in ECG is best seen in_______________?

   A. “P” wave
   B. “Q” wave
   C. “R” wave
   D. “T” wave

7. Stimulation of barorceptor leads to ________________?

   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

8. Cardiac output is maximum to _________________?

   A. Liver
   B. Brain
   C. Kidney
   D. Heart

9. Effect on force of contraction of heart is_____________?

   A. Chronotropic effect
   B. Dromotropic effect
   C. Bathmotropic
   D. Ionotropic effect

10. Stimulation of baroreceptors results in_______________?

    A. Increase in heart rate
    B. Decreased vagal discharge
    C. Increased sympathetic discharge
    D. Decrease in blood pressure