spinal nerves

Question 1

What do the somatic nerves supply?

Answer 1

voluntary muscles

skeletal strutures

Question 2

what do the autonomic nerves supply

Answer 2

involuntary muscle
organs
glands

Question 3

sympathetic nerve fibres

Answer 3

exit lateral horns located between T1-L2

Question 4

where are somatic nerves generated in spinal cord

Answer 4

dorsal and ventral horn

Question 5

where are autonomic nerves generated in the spinal cord?

Answer 5

lateral horn

Question 6

Autonomic nerve plexus

Answer 6

A nerve plexus of sympathetic and parasympathetic neves.

Usually found near an artery and named according to their underlying artery.

Question 7

Parasympathetic nerves

Answer 7

Exit the spinal cord at C3,C7,C9,C10 and S2-S4

Do not enter the sympathetic chain

Question 8

Pelvic splanchnic nerves

Answer 8

• Originate in S2-S4
• Supply the pelvic and lower abdominal organs
• Run through an autonomic nerve plexus- the inferior hypogastric plexus
• They do not synapse in the plexus- they synapse in parasympathetic ganglia located in the walls of target organs

Question 9

which part of the spinal cord supplies the somatic nerve fibres?

Answer 9

C1-CO1