Question

Decrease in the rate of heart beat, speed of conduction of action potential and thereby the cardiac output is
under the control of
(1)
Neural signals through the sympathetic nerves
(2)
Neural signals through the parasympathetic nerves
(3)
Adrenaline
(4)
ANS​

Answer 1

Answer:

ans is 3 bcoz if you slow down heartbeat we have to use anderline

Explanation:

add me on snpa - the_ancient2021