Which of these nerve fibres accelerate the rate of heart beat:

Circulatory System Physiology Mcqs
BILAL KHATTAK0

A.Parasympathetic nerve fibres from vagus nerve
B.Sympathetic nerve fibres from some spinal nerves
C.Both (a) & (b)
D.None of these

Related Mcqs:

  1. Neural control of heart beat is done by which of the following nerves:
  2. The heart rate in man is increased by:
  3. Slowing of heart rate in man is done by:
  4. Heart beat is under the control of:
  5. Why do we have techycardia during fever?
  6. Heart beat is conducted by a nodal tissue made up of specialized muscles called:
  7. The depressor nerve in the heart is a branch of:
  8. Heart-beat is under control of:
  9. Heart beat in man is initiated by:
  10. The impulse for voluntary forced breathing starts in the:

Leave a Reply

Your email address will not be published. Required fields are marked *