Question

Sympathetic nervous system
(a) decreases heart beat
(b) increases heart beat
(c) not related to heart beat
(d) controls heart beat

Answer 1

Answer:

b) increases heart beat............

Answer 2

Sympathetic Nervous system is:

The sympathetic nervous system increases the heartbeat.

• Autonomic Nervous System contains two parts one is the sympathetic nervous system and the second one is the Parasympathetic nervous system.

• Sympathetic nerves increase the heart rate and widen the airways to make breathing easier.

• The Sympathetic nervous system sends a signal to the adrenal glands.

• Adrenaline or epinephrine is a stress hormone released from the medulla of the adrenal gland.

• The adrenaline hormone to increase the slope of the pacemaker potential, so automatically increase the heart rate.