Question 1

Match the disorder with its description.
-neuralgia

Accepted Answer

A)  pain radiating down the back of the thigh and leg
B)  stiffness in the neck and headache
C)  inflammation of a nerve
D)  pain along a nerve tract
E)  loss of sensationF) C) and E)
G) B) and D)

Question 2

The muscles of the back contract to straighten so that you sit at a more erect posture and subsequently the muscles are suddenly stretched as you nod off. Which of the following best represents the sequence of events when you start to nod off? (1)  muscles of the back are stretched
(2)  the muscle spindle is stretched
(3)  action potentials in sensory neurons of the muscle spindles increase
(4)  action potentials in alpha motor neurons of skeletal muscle fibers increase
(5)  skeletal muscle of the back contract

Accepted Answer

A)   1, 2, 3, 4, 5
B)   1, 5, 2, 3, 4
C)   1, 5, 3, 2, 4
D)   5, 2, 3, 4, 1
E)   4, 5, 3, 2, 1F) A) and B)
G) B) and C)

Question 3

Match the nerve with the appropriate description.
-the knee-jerk

Accepted Answer

A)  innervates the iliopsoas, sartorius, and quadriceps femoris
B)  innervates muscles of the pelvic floor
C)  innervates the muscles that adduct the thigh
D)  innervates the anterior and lateral muscles of the leg
E)  branches to form the medial and lateral plantar nervesF) C) and D)
G) C) and E)

Question 4

Muscle spindles

Accepted Answer

A)   are innervated by gamma motor neurons.
B)   originate in the spinal cord.
C)   are specialized nerve cells.
D)   are found encapsulated in nerve endings.
E)   are innervated by alpha motor neurons.F) C) and D)
G) A) and B)

Question 5

The motor root of a spinal nerve is also referred to as the

Accepted Answer

A)   afferent root.
B)   dorsal root.
C)   posterior root.
D)   ventral root.
E)   sensory root.F) A) and B)
G) B) and E)

Question 6

-What does "B" represent?

Accepted Answer

A)   central canal
B)   ventral root
C)   dorsal root ganglion
D)   spinal nerve
E)   dorsal rootF) C) and D)
G) C) and E)

Question 7

Spinal nerves C5-T1 make up the ____________ plexus.

Accepted Answer

A)   sacral
B)   lumbar
C)   brachial
D)   cervical
E)   radialF) A) and D)
G) A) and B)

Question 8

Adduction of the thigh involves the

Accepted Answer

A)   peroneal nerve.
B)   femoral nerve.
C)   obturator nerve.
D)   pudendal nerve.
E)   tibial nerve.F) All of the above
G) A) and E)

Question 9

The sensory receptor of the stretch reflex is the

Accepted Answer

A)   Golgi tendon organ.
B)   muscle spindle.
C)   dorsal root ganglion.
D)   collateral axon.
E)   alpha motor neurons.F) A) and B)
G) A) and D)

Question 10

There are ________ cervical spinal nerves.

Accepted Answer

A)   eight
B)   twelve
C)   six
D)   five
E)   fourteenF) A) and C)
G) A) and B)

Question 11

Match the nerve to the correct function.
-ulnar nerve

Accepted Answer

A)  provides motor innervation to the biceps brachii
B)  innervates two forearm muscles plus most of the intrinsic hand muscles
C)  innervates all but one of the flexor muscles of the forearm and most of the hand muscles near the thumb
D)  innervates the deltoid and teres minor muscles
E)  innervates the triceps brachiiF) B) and E)
G) B) and D)

Question 12

Ventral rami of some spinal nerves join with each other to form a

Accepted Answer

A)   ganglion.
B)   dermatome.
C)   cord.
D)   plexus.
E)   nerve.F) A) and B)
G) B) and C)

Question 13

The sac surrounding the spinal cord is the

Accepted Answer

A)   dural sac.
B)   meningeal sac.
C)   thecal sac.
D)   epidural sac.E) None of the above
F) A) and B)

Question 14

The __________ __________ is the basic functional unit of the nervous system and is capable of receiving a stimulus and producing a response.

Accepted Answer

The answer of The __________ __________ is the basic functional...

Question 15

If you pinch your index finger in a door, pain sensations are carried via the ____ nerve.

Accepted Answer

A)   radial
B)   median
C)   axillary
D)   musculocutaneous
E)   ulnarF) B) and E)
G) A) and E)

Question 16

Reflexes function in

Accepted Answer

A)   removing the body from painful stimuli.
B)   keeping the body from falling.
C)   maintaining blood pressure.
D)   maintaining blood CO2 levels.
E)   All of these choices are correct.F) B) and D)
G) A) and E)

Question 17

When a person hits their funny bone, they cause temporary damage to the _____ nerve.

Accepted Answer

A)   axillary
B)   radial
C)   musculocutaneous
D)   ulnar
E)   medianF) A) and E)
G) B) and E)

Question 18

Match the disorder with its description.
-meningitis

Accepted Answer

A)  pain radiating down the back of the thigh and leg
B)  stiffness in the neck and headache
C)  inflammation of a nerve
D)  pain along a nerve tract
E)  loss of sensationF) All of the above
G) D) and E)

Question 19

The sensory root of a spinal nerve is also referred to as

Accepted Answer

A)   anterior root.
B)   dorsal root.
C)   efferent root.
D)   ventral root.
E)   lateral root.F) B) and E)
G) A) and E)

Question 20

Match the nerve with the appropriate description.
-removing hand from a hot iron

Accepted Answer

A)  innervates the iliopsoas, sartorius, and quadriceps femoris
B)  innervates muscles of the pelvic floor
C)  innervates the muscles that adduct the thigh
D)  innervates the anterior and lateral muscles of the leg
E)  branches to form the medial and lateral plantar nervesF) A) and E)
G) C) and D)

Exam 12: Spinal Cord and Spinal Nerves

There are ________ cervical spinal nerves.

Correct Answer
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Adduction of the thigh involves the

Correct Answer
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Spinal nerves C5-T1 make up the ____________ plexus.

Correct Answer
verified

Correct Answer
verified

Match the disorder with its description. -meningitis

Correct Answer
verified

The sac surrounding the spinal cord is the

Correct Answer
verified

The is the basic functional unit of the nervous system and is capable of receiving a stimulus and producing a response.

Correct Answer
verified

The motor root of a spinal nerve is also referred to as the

Correct Answer
verified

Reflexes function in

Correct Answer
verified

Match the nerve to the correct function. -ulnar nerve

Correct Answer
verified

Muscle spindles

Correct Answer
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Match the nerve with the appropriate description. -removing hand from a hot iron

Correct Answer
verified

If you pinch your index finger in a door, pain sensations are carried via the ____ nerve.

Correct Answer
verified

Ventral rami of some spinal nerves join with each other to form a

Correct Answer
verified

Match the disorder with its description. -neuralgia

Correct Answer
verified

The sensory root of a spinal nerve is also referred to as

Correct Answer
verified

The sensory receptor of the stretch reflex is the

Correct Answer
verified

-What does "B" represent?

Correct Answer
verified

Match the nerve with the appropriate description. -the knee-jerk

Correct Answer
verified

When a person hits their funny bone, they cause temporary damage to the _____ nerve.

Correct Answer
verified

Exam 12: Spinal Cord and Spinal Nerves

There are ________ cervical spinal nerves.

Correct AnswerverifiedShow Answer

Adduction of the thigh involves the

Correct AnswerverifiedShow Answer

Spinal nerves C5-T1 make up the ____________ plexus.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Match the disorder with its description. -meningitis

Correct AnswerverifiedShow Answer

The sac surrounding the spinal cord is the

Correct AnswerverifiedShow Answer

The __________ __________ is the basic functional unit of the nervous system and is capable of receiving a stimulus and producing a response.

Correct AnswerverifiedShow Answer

The motor root of a spinal nerve is also referred to as the

Correct AnswerverifiedShow Answer

Reflexes function in

Correct AnswerverifiedShow Answer

Match the nerve to the correct function. -ulnar nerve

Correct AnswerverifiedShow Answer

Muscle spindles

Correct AnswerverifiedShow Answer

Match the nerve with the appropriate description. -removing hand from a hot iron

Correct AnswerverifiedShow Answer

If you pinch your index finger in a door, pain sensations are carried via the ____ nerve.

Correct AnswerverifiedShow Answer

Ventral rami of some spinal nerves join with each other to form a

Correct AnswerverifiedShow Answer

Match the disorder with its description. -neuralgia

Correct AnswerverifiedShow Answer

The sensory root of a spinal nerve is also referred to as

Correct AnswerverifiedShow Answer

The sensory receptor of the stretch reflex is the

Correct AnswerverifiedShow Answer

-What does "B" represent?

Correct AnswerverifiedShow Answer

Match the nerve with the appropriate description. -the knee-jerk

Correct AnswerverifiedShow Answer

When a person hits their funny bone, they cause temporary damage to the _____ nerve.

Correct AnswerverifiedShow Answer

Correct Answer
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The is the basic functional unit of the nervous system and is capable of receiving a stimulus and producing a response.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
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