PNS Practice Quiz

How many pairs of spinal nerves are there in the spinal cord?

Body Impulses are processed first in the ______.

Brain

Cranial nerve

Dorsal root

Spinal cord

A ganglion is white matter in the PNS

True

False

Sensory Neurons enter through the _____. (capitalize the answer!!!)

Motor Neurons exit the ______. (capitalize the answer!!!)

Spinal nerves are two-way cables. Which of the following is correct?

Some nerve strands carry signals from skin to spinal cord

Some nerve strands carry signals from skin to muscles

Some nerve strands carry signals from skin to brain

Some nerve strands carry signals from muscles to brain

Some nerve strands carry signals from brain to skin

Some nerve strands carry signals from brain to muscles

Neurons can regrow.

True

False

Nerves can be repaired by reattaching the connective tissue.

True

False

Dermatones are ___

Area of skin that connect through a single spinal nerve

Area of skin that connect through multiple spinal nerves

Spinal nerves branch as they enter the vertebrae

True

False

Dorsal Rami enter the ____. (capitalize the answer!!!)

The Ventral Rami form the _________.

Body's Minor Nerves

Dorsal Rami

Body's Major Nerves

Communicating Ramus

The ventral ramus form ______ and _____ nerves.

Dorsi

Plexi

Thoracic

Ramus

One special nerve is formed by the ventral rami in ______ ______. (capitalize the answer!!!)

A plexus is a weaving of nerves.

True

False

The cervical plexus forms a special nerve called _____.

Spinal nerve

Phrenic nerve

Cranial nerve

Coccygeal nerve

What does the phrenic nerve do?

Weave nerves

Used for diagnosing spinal cord injuries

Form C1-C3 vertebrae

Sustain breathing

The brachial plexus make up the C5-C7 vertebrae.

True

False

What happens when you sustain a neck injury?

Can cause quadriplegia

Can cause muscle spasms

Can spinal nerve injury

Can cause paraplegia

Where is the medial nerve located?

Between the radial and ulna bone

Between the tibia and fibula bone

Lateral to the ulna

Behind the radial and ulna bone

The thoracic nerve has a plexus.

True

False

There are __ pairs of intercostal nerve in the thoracic nerve.

The lumbar plexus form ____ and the sacral plexus form ____.

L1-L7; L7-S4

L1-L4; L4-S4

L1-L5; L5-S4

L1-L4; L4-S5

The lumbar plexus consists of the ______ nerve and the _____ nerve. (be sure to add "and" in between both answers)

Which nerve can be found in the sacral plexus?

Sciatic nerve

Intercostal nerve

Femoral nerve

Carotid nerve

Which nerve can be found in the gluteal nerve?

Superior tibial nerve

Inferior gluteal nerve

Superior gluteal nerve

Inferior tibial nerve

The sciatic nerve contains the common peroneal nerve.

True

False

There are 14 pairs of cranial nerves.

True

False

In which lobe are the sensory neurons located?

Temporal Lobe

Occipital Lobe

Frontal Lobe

Parietal Lobe

What lobe do you use to flex?

Parietal Lobe

Temporal Lobe

Occipital Lobe

Frontal Lobe

PNS Practice Quiz

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