Q. Parasympathetic neural signal decreases the cardiac output by
A) Decreasing the speed of conduction of action potential
B) Slowing down the rate of heart beat
C) Increasing the speed of blood in veins
D) Both (a) and (b)
Explanation
Parasympathetic neural signals (another component of ANS) decreases the rate of heartbeat, speed of conduction of action potential and thereby cardiac output
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.