Question 1

Match the term with the most appropriate description.
-the knee-jerk

Accepted Answer

A) stretch reflex 
B) Golgi tendon reflex 
C) withdrawal reflex 
D) crossed extensor reflex 
E) reciprocal innervation 
A) stretch reflex 
B) Golgi tendon reflex 
C) withdrawal reflex 
D) crossed extensor reflex 
E) reciprocal innervation A

Question 2

Using the biceps brachii to flex the forearm requires innervation of the _____ nerve.

Accepted Answer

A) radial 
B) musculocutaneous 
C) ulnar 
D) median 
E) axillary 
A) radial 
B) musculocutaneous 
C) ulnar 
D) median 
E) axillary B

Question 3

The brachial plexus supplies nerves that function to contract which of the following?

Accepted Answer

A) the diaphragm 
B) intercostal muscles 
C) muscles of the arm and forearm 
D) muscles of the lower limb 
E) abdominal muscles 
A) the diaphragm 
B) intercostal muscles 
C) muscles of the arm and forearm 
D) muscles of the lower limb 
E) abdominal muscles C

Question 4

Match the disorder with its description.
-neuritis

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 sensation 
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 sensation

Question 5

The conus medullaris

Accepted Answer

A) anchors the spinal cord to the coccyx. 
B) is a tapered,cone like region immediately inferior to the lumbar enlargement. 
C) marks the exit of nerves to the upper extremity. 
D) is located adjacent to the foramen magnum. 
E) is inferior to the cauda equina. 
A) anchors the spinal cord to the coccyx. 
B) is a tapered,cone like region immediately inferior to the lumbar enlargement. 
C) marks the exit of nerves to the upper extremity. 
D) is located adjacent to the foramen magnum. 
E) is inferior to the cauda equina.

Question 6

The knee-jerk reflex involves which of the following?

Accepted Answer

A) sensory and motor neurons 
B) sensory,association and motor neurons 
C) sensory,motor and inhibitory interneurons 
D) sensory and association neurons 
E) the brain 
A) sensory and motor neurons 
B) sensory,association and motor neurons 
C) sensory,motor and inhibitory interneurons 
D) sensory and association neurons 
E) the brain

Question 7

A man was in an accident and severed his spinal cord between C6 and C7.Which of the following would NOT occur?

Accepted Answer

A) loss of sensation in the trunk below the shoulders,the lower limbs and portions of the arms 
B) loss of use of the phrenic nerves and paralysis of the diaphragm 
C) loss of movement in the lower limbs 
D) loss of the use of the intercostals nerves,and breathing would be affected because the intercostals muscles would be paralyzed 
E) loss of sensation and movement in the jaw 
A) loss of sensation in the trunk below the shoulders,the lower limbs and portions of the arms 
B) loss of use of the phrenic nerves and paralysis of the diaphragm 
C) loss of movement in the lower limbs 
D) loss of the use of the intercostals nerves,and breathing would be affected because the intercostals muscles would be paralyzed 
E) loss of sensation and movement in the jaw

Question 8

Branches of the ____ nerve are anesthetized before a doctor performs an episiotomy for childbirth.

Accepted Answer

A) genitofemoral 
B) gluteal 
C) cutaneous femoral 
D) pudendal 
E) common fibular (peroneal) 
A) genitofemoral 
B) gluteal 
C) cutaneous femoral 
D) pudendal 
E) common fibular (peroneal)

Question 9

-What does "A" represent?

Accepted Answer

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

Question 10

Spinal nerves C5-T1 make up the ____________ plexus.

Accepted Answer

A) sacral 
B) lumbar 
C) brachial 
D) cervical 
E) radial 
A) sacral 
B) lumbar 
C) brachial 
D) cervical 
E) radial

Question 11

Where is cerebrospinal fluid found around the spinal cord?

Accepted Answer

A) subdural space 
B) epidural space 
C) thecal sac 
D) subarachnoid space 
A) subdural space 
B) epidural space 
C) thecal sac 
D) subarachnoid space

Question 12

-What does "E" represent?

Accepted Answer

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

Question 13

The thickest of the meninges is the

Accepted Answer

A) pia mater. 
B) arachnoid mater. 
C) subdural space. 
D) subarachnoid space. 
E) dura mater. 
A) pia mater. 
B) arachnoid mater. 
C) subdural space. 
D) subarachnoid space. 
E) dura mater.

Question 14

-What does "A" represent?

Accepted Answer

A) spinal nerves 
B) conus medullaris 
C) cervical enlargement 
D) filium terminale 
E) cauda equina 
A) spinal nerves 
B) conus medullaris 
C) cervical enlargement 
D) filium terminale 
E) cauda equina

Question 15

Match the disorder with its description.
-anesthesia

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 sensation 
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 sensation

Question 16

Match the term with the most appropriate description.
-partially responsible for a weight lifter suddenly dropping a weight that is too heavy

Accepted Answer

A) stretch reflex 
B) Golgi tendon reflex 
C) withdrawal reflex 
D) crossed extensor reflex 
E) reciprocal innervation 
A) stretch reflex 
B) Golgi tendon reflex 
C) withdrawal reflex 
D) crossed extensor reflex 
E) reciprocal innervation

Question 17

In the spinal cord,white matter is organized into

Accepted Answer

A) horns and the gray matter into columns. 
B) horns and the gray matter into roots. 
C) columns and the gray matter into horns. 
D) columns and the gray matter into tracts. 
A) horns and the gray matter into columns. 
B) horns and the gray matter into roots. 
C) columns and the gray matter into horns. 
D) columns and the gray matter into tracts.

Question 18

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

Question 19

Damage to which of these nerves would be most life-threatening?

Accepted Answer

A)  median nerves 
B)  phrenic nerves 
C)  lumbar nerves 
D)  sciatic nerves 
E)  radial nerves 
A)  median nerves 
B)  phrenic nerves 
C)  lumbar nerves 
D)  sciatic nerves 
E)  radial nerves

Question 20

Match the nerve to the correct function.
-radial 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 brachii 
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 brachii

Exam 12: Spinal Cord and Spinal Nerves

Match the term with the most appropriate description. -the knee-jerk

Using the biceps brachii to flex the forearm requires innervation of the _____ nerve.

The brachial plexus supplies nerves that function to contract which of the following?

Match the disorder with its description. -neuritis

The conus medullaris

The knee-jerk reflex involves which of the following?

A man was in an accident and severed his spinal cord between C6 and C7.Which of the following would NOT occur?

Branches of the ____ nerve are anesthetized before a doctor performs an episiotomy for childbirth.

-What does "A" represent?

Spinal nerves C5-T1 make up the ____________ plexus.

Where is cerebrospinal fluid found around the spinal cord?

-What does "E" represent?

The thickest of the meninges is the

-What does "A" represent?

Match the disorder with its description. -anesthesia

Match the term with the most appropriate description. -partially responsible for a weight lifter suddenly dropping a weight that is too heavy

In the spinal cord,white matter is organized into

The sensory receptor of the stretch reflex is the

Damage to which of these nerves would be most life-threatening?

Match the nerve to the correct function. -radial nerve

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

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Nutrition,metabolism,and Temperature Regulation

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Water,electrolyte,and Acid-Based Balance

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