Peripheral Nervous System

Question 1

Peripheral nervous system not in _ and _

Answer 1

Brain

Spinal cord

Question 2

Peripheral nervous system’s principal anatomical components are the _ and _ nerves

Answer 2

Cranial

Spinal

Question 3

_ are in PNS

Answer 3

Sensory receptors

Question 4

Peripheral nerves are bundles of nerve fibers which carry info to and from _

Answer 4

CNS

Question 5

In PNS are also _ which cause muscles in which they lie to contract in response to signals from CNS

Answer 5

Motor nerve endings

Question 6

Peripheral nerves are of two types (2)

Answer 6

Cranial nerves

Spinal nerves

Question 7

Cranial nerves emerge from _

Answer 7

Brain

Question 8

Cranial nerves concerned with receiving info from and allowing control of (2)

Answer 8

Head

Neck

Question 9

There are _ pairs of cranial nerves

Answer 9

12

Question 10

Spinal nerves arise from spinal cord and each contain _ to supply body

Answer 10

Thousands of nerve fibers

Question 13

Many of the 31 pairs of spinal nerves enter one of the complex networks such as _

Answer 13

Brachial plexus

(Serves upper limbs)

Question 14

A plexus is a _

Answer 14

Network of nerves or vessels in body