Question 1

The _______ consists of efferent (motor) fibers leaving the spinal cord.

Accepted Answer

A)  ventral root 
B)  spinal ganglion 
C)  dorsal root 
D)  afferent root

Question 2

Second efferent neurons are ______ neurons.

Accepted Answer

A)  ganglionic 
B)  preganglionic 
C)  postganglionic 
D)  cholinergic

Question 3

The _______ nerve is the largest nerve arising from the lumbar plexus.

Accepted Answer

A)  ulnar 
B)  phrenic 
C)  femoral 
D)  sciatic

Question 4

The _______ of each nerve supplies the muscles and skin of the posterior part of the body in that region.

Accepted Answer

A)  ventral branch 
B)  cervical plexus 
C)  dorsal branch 
D)  lateral branch

Question 5

Both preganglionic and postganglionic fibers of the parasympathetic system release the neurotransmitter _______.

Accepted Answer

A)  acetylcholine 
B)  norepinephrine 
C)  epinephrine 
D)  dopamine

Question 6

Fill in the correct labels for the following figure using the word bank below.
 
-A __________

Accepted Answer

A) Ganglion 
B) Afferent neuron 
C) Interneuron 
D) First efferent neuron 
E) Spinal cord
F)Second efferent neuron

Question 7

In the parasympathetic system, first efferent neurons synapse with second efferent neurons in _______, located near or within the walls of organs they innervate.

Accepted Answer

A)  collateral ganglia 
B)  ganglion chains 
C)  terminal ganglia 
D)  postganglionic neurons

Question 8

Fill in the correct labels for the following figure using the word bank below.
 
-E __________

Accepted Answer

A) Ganglion 
B) Afferent neuron 
C) Interneuron 
D) First efferent neuron 
E) Spinal cord
F)Second efferent neuron

Question 9

Fill in the correct labels for the following figure using the word bank below.
 
-F ___________

Accepted Answer

A) Ventral root 
B) Spinal ganglion 
C) Autonomic branch 
D) White matter 
E) Spinal nerve
F)Ventral branch
G)Gray matter
H)Dorsal root
I)Dorsal branch

Question 10

Fill in the correct labels for the following figure using the word bank below.
 
-G ___________

Accepted Answer

A) Ventral root 
B) Spinal ganglion 
C) Autonomic branch 
D) White matter 
E) Spinal nerve
F)Ventral branch
G)Gray matter
H)Dorsal root
I)Dorsal branch

Question 11

Cranial nerve II is the _______ nerve.

Accepted Answer

A)  oculomotor 
B)  vagus 
C)  optic 
D)  olfactory

Question 12

How would messages from the brain be affected if the spinal cord became damaged?

Accepted Answer

The answer of How would messages from the brain be...

Question 13

Some axons of the second efferent neurons leave a ganglion of the paravertebral sympathetic ganglion chain as various _______ nerves.

Accepted Answer

A)  postsympathetic 
B)  sympathetic 
C)  brachial 
D)  somatic

Question 14

Cranial nerve I innervates the _______.

Accepted Answer

A)  retina of the eye 
B)  olfactory epithelium 
C)  many organs, including lungs and stomach 
D)  teeth

Question 15

Fill in the correct labels for the following figure using the word bank below.
 
-F __________

Accepted Answer

A) Ganglion 
B) Afferent neuron 
C) Interneuron 
D) First efferent neuron 
E) Spinal cord
F)Second efferent neuron

Question 16

The _______ system is most active during periods of calm and physical rest.

Accepted Answer

A)  sympathetic 
B)  paravertebral 
C)  parasympathetic 
D)  peripheral nervous

Question 17

The somatic system includes _______.

Accepted Answer

A)  the sensory receptors that react to changes in the outside world 
B)  the afferent neurons that keep the CNS informed of those changes 
C)  the efferent neurons that signal the muscles to respond 
D)  all of the preceding answers are correct

Question 18

The teeth are innervated by the _______ nerve.

Accepted Answer

A)  trigeminal 
B)  vagus 
C)  facial 
D)  hypoglossal

Question 19

Fill in the correct labels for the following figure using the word bank below.
 
-H ___________

Accepted Answer

A) Ventral root 
B) Spinal ganglion 
C) Autonomic branch 
D) White matter 
E) Spinal nerve
F)Ventral branch
G)Gray matter
H)Dorsal root
I)Dorsal branch

Question 20

The _______ system prepares the body for action and is most active during stressful situations.

Accepted Answer

A)  autonomic 
B)  sympathetic 
C)  somatic 
D)  parasympathetic

Exam 7: The Peripheral Nervous System

The _______ consists of efferent (motor) fibers leaving the spinal cord.

Second efferent neurons are ______ neurons.

The _______ nerve is the largest nerve arising from the lumbar plexus.

The _______ of each nerve supplies the muscles and skin of the posterior part of the body in that region.

Both preganglionic and postganglionic fibers of the parasympathetic system release the neurotransmitter _______.

Fill in the correct labels for the following figure using the word bank below. -A __________

In the parasympathetic system, first efferent neurons synapse with second efferent neurons in _______, located near or within the walls of organs they innervate.

Fill in the correct labels for the following figure using the word bank below. -E __________

Fill in the correct labels for the following figure using the word bank below. -F ___________

Fill in the correct labels for the following figure using the word bank below. -G ___________

Cranial nerve II is the _______ nerve.

How would messages from the brain be affected if the spinal cord became damaged?

Some axons of the second efferent neurons leave a ganglion of the paravertebral sympathetic ganglion chain as various _______ nerves.

Cranial nerve I innervates the _______.

Fill in the correct labels for the following figure using the word bank below. -F __________

The _______ system is most active during periods of calm and physical rest.

The somatic system includes _______.

The teeth are innervated by the _______ nerve.

Fill in the correct labels for the following figure using the word bank below. -H ___________

The _______ system prepares the body for action and is most active during stressful situations.