Autonomic Nervous System

Question 1

NVS can anatomically be divided into ______________________

Answer 1

CNS (brain and spinal cord) and PNS

Question 2

PNS consists of ____________________

Answer 2

12 pairs of cranial nerves and 31 pairs of spinal nerves along with their associated ganglia

Question 3

NVS can be functionally divided into __________________________

Answer 3

Somatic nervous system- controls voluntary activities by innervating skeletal muscle
Visceral (autonomic) nervous system- controls involuntary activities by innervating smooth ms, cardiac ms, and glands

Question 4

Where is pregangliovic sympathetic Neuron

Answer 4

the gray matter of the T1-L2/L3 spinal cord

Question 5

Postganglionic sympathetic neurons used what as their neurotransmitter?

Answer 5

Norepinephrine