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If we give an injection of acetylcholine...

If we give an injection of acetylcholine to a person, rate of heart beat will

A

Increase

B

Decrease

C

Increases first then decrease

D

No effect on heart beat

Text Solution

Verified by Experts

The correct Answer is:
B
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AAKASH INSTITUTE-BODY FLUIDS AND CIRCULATION-Exercise
  1. Rise in heart beat, increase in the cardiac output, blood pressure and...

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  2. Decrease in the rate of heart beat, speed of conduction of action pote...

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  3. Human heart is

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  4. If we give an injection of acetylcholine to a person, rate of heart b...

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  5. Given below is the ECG of a normal human. Which of its components is c...

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  6. Which of the following wave in ECG represents depolarisation of the at...

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  7. Which of the following wave in ECG marks the end of ventricular systol...

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  8. In ECG, ST segment is elevated in

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  9. The main difference in the structure of arteries and veins is in

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  10. Which of the following system returns the blood from intestine and bre...

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  11. Artificial pacemaker is required when a person is sufering from

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  12. When the heart is not pumping the blood effectively enough to meet the...

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  13. A symptom of acute chest pain when enough oxygen is not reaching the h...

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  14. What would happen if there is failure of receiving the atrial impulse ...

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  15. High blood pressure can potentially harm the vital organs like A - H...

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  16. If fat / cholestrol is deposited in the artery supplying the heart mus...

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  17. Which of the following statements is not true about blood pressure ?

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  18. Difference between systolic and diastolic blood pressure is

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  19. Angina pectoris is a major symptom of

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  20. Murmur occurs due to defect in

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