Question

Cardiac activity could be moderated by the autonomous neural system. Tick the correct answer:

विकल्प

• The parasympathetic system stimulates the heart rate and stroke volume. 

• The sympathetic system stimulates the heart rate and stroke volume. 

• The parasympathetic system decreases the heart rate but increases stroke volume. 

• The sympathetic system decreases the heart rate but increases stroke volume. 

Answer 1

The sympathetic system stimulates the heart rate and stroke volume. 

Explanation:

Heart rate is slowed by the parasympathetic nervous system.