Which statement is NOT true regarding spinal nerves

• Question
1

Which
statement is NOT true regarding spinal nerves?

Answers: A.

The ventral root of the spinal nerve will contain motor
fibers (axons) that innervate the skeletal muscles

B.

Each spinal nerve is associated with a specific dermatome

C.

All 31 spinal nerves contain thousands of individual nerve
fibers (axons) carrying information to and from the spinal cord

D.

Spinal nerves only innervate the skin, muscles and joints

• Question
2

Which
of the following choices is NOT an effect of the sympathetic nervous system?

Answers: A.

Decreased blood flow to the gastrointestinal system while
increasing blood flow to the skeletal muscles

B.

Increased heart rate

C.

Constriction of the pupils

D.

Increased blood pressure

• Question
3

Which
two major nerves are associated or represent sensory (touch) information of the
hand?

Answers:
A.

Ulnar and Medial nerves

B.

Radial and Medial nerves

C.

Ulnar and Radial nerves

D.

Axillary and Ulnar nerves

• Question
4

Referred
pain is when the body perceives somatic pain as visceral pain?

Answers: True

False

• Question
5

Which
type of sensory receptor will detect the sensation of pain?

Answers: A.

Thermoreceptor

B.

Nociceptor

C.

Chemoreceptor

D.

Mechanorececptor

• Question
6

What
statement is false regarding the sympathetic nervous system?

Answers: A.

Prepares the body for “fight or flight” activities/responses

B.

The postganglionic fibers are all very short in length when
compared to the postganglionic fibers of the parasympathetic nervous system

C.

The preganglionic axons originate from the thoracic and
lumbar region of the spinal cord

D.

All of the preganglionic axons pass through the superior
cervical ganglion

• Question
7

Which
of the following choices is NOT true regarding reflexes?

Answers: A.

Somatic reflexes activate skeletal muscle

B.

The stretch or tendon reflexes are commonly performed during
a physical examination

C.

Neural integration (processing) of all reflexes occurs in
the brain

D.

The sensory neuron of a reflex arc transmit afferent
impulses to the spinal cord

• Question
8

Which
major nerve is associated or represents the largest and thickest nerve in the
body and almost innervates the entire lower limb?

Answers: A.

Sacral nerve

B.

Ulnar nerve

C.

Axillary nerve

D.

Sciatic nerve

• Question
9

Which
cranial nerve is associated or represents a majority of its innervation to be
parasympathetic in its action and innervates a wide variety of internal organs
including the heart, lungs, intestines and liver?

Answers: A.

CN V: Trigeminal
nerve

B.

CN X: Vagus nerve

C.

CN IX:
Glossopharyngeal nerve

D.

CN IV: Trochlear
nerve

• Question
10

The
majority of the cranial nerves originate from the brain stem?

Answers: True

False

• Question
11

Which
cranial nerve is associated or represents sensory information of most of the
face, assists in innervating the muscles of mastication and is divided into
three divisions?

Answers: A.

CN VII: Facial nerve

B.

CN XI: Accessory
nerve

C.

CN V: Trigeminal
nerve

D.

CN XII: Hypoglossal
nerve

• Question
12

A
ganglia is a collection of nerve cell bodies within the peripheral nervous
system?

Answers: True

False

• Question
13

Which
statement is NOT true regarding a nerve?

Answers: A.

A nerve itself is surrounded by an outer protective covering
called the epineurium

B.

Can contain hundreds and thousands of individual fibers
(axons) of neurons

C.

Nerves can always repair themselves no matter the damage or
trauma

D.

Can contain sensory (afferent) and motor (efferent) nerve
fibers (axons)

• Question
14

Which
of the following choices is NOT an effect of the parasympathetic nervous
system?

Answers: A.

Stimulates elimination of wastes such as feces and urine

B.

Dilation of the bronchi in the lungs to increase airflow

C.

Gastrointestinal system function is activated and increased
to digest food

D.

Decreased blood pressure

• Question
15

A lower
motor neuron damage occurs will cause hyporeflexia?

Answers: True

False

Explanation & Answer

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