Home
Class 11
BIOLOGY
If the sympathetic nerve to the heart is...

If the sympathetic nerve to the heart is cut-off, the heart beat will

A

Increase

B

Decrease

C

Remains same

D

Stop

Text Solution

Verified by Experts

The correct Answer is:
C

In myogenic heart, heart beat is continuous even after the nerve supply is cut.
Promotional Banner

Similar Questions

Explore conceptually related problems

If parasympathetic nerve of the rabbit is cut then heart beat

If parasympathetic nerve is cut, then heart beat :

If nerves supplying heart are cut, the heart will

Assertion : Neural signals through the sympathetic nerves can increase the rate of heart beat, the strength fo ventriculrar contraction and thereby the cardiac output. Reason : Adrenal medullary hormones can increase the cardiac output.

The inhibitory effect of the vagus nerve on the heart is due to the secretion of

Sympathetic/parasympathetic nerve fibres decrease rate of heart beat.

The hormone that stimulates heart beat is

The time of heart beat is of the order of

Stimulation from sympathetic nervous system to heart causes decrease in

One of the following nerves inhibit the rate of heart beat :-