Question 1

These nuclei are located in the lateral horns and innervate smooth muscle,cardiac muscle,and glands.

Accepted Answer

A) Sensory nuclei 
B) Autonomic motor nuclei 
C) Visceral sensory nuclei 
D) Somatic sensory nuclei 
E) Somatic motor nuclei 
A) Sensory nuclei 
B) Autonomic motor nuclei 
C) Visceral sensory nuclei 
D) Somatic sensory nuclei 
E) Somatic motor nuclei B

Question 2

The plexus that travels through the axillary region is the

Accepted Answer

A) cervical. 
B) coccygeal. 
C) sacral. 
D) lumbar. 
E) brachial. 
A) cervical. 
B) coccygeal. 
C) sacral. 
D) lumbar. 
E) brachial. E

Question 3

The nerves projecting inferiorly from the spinal cord are collectively called the

Accepted Answer

A) terminal finale. 
B) cauda equina. 
C) terminus filus. 
D) caudal terminale. 
E) caudus finalis. 
A) terminal finale. 
B) cauda equina. 
C) terminus filus. 
D) caudal terminale. 
E) caudus finalis. B

Question 4

The adult spinal cord extends inferiorly from the brain through the vertebral canal and ends at the level of the _____ vertebra.

Accepted Answer

A) S4 
B) L1 
C) L6 
D) S1 
E) T8 
A) S4 
B) L1 
C) L6 
D) S1 
E) T8

Question 5

-This figure shows a cross section of the spinal cord.What structure does number 1 indicate?

Accepted Answer

A) Lateral horn 
B) Anterior horn 
C) Gray commissure 
D) Posterior horn 
E) Posterior funiculus 
A) Lateral horn 
B) Anterior horn 
C) Gray commissure 
D) Posterior horn 
E) Posterior funiculus

Question 6

The plexuses that lie on either side of the neck are the _____ plexuses.

Accepted Answer

A) cervical 
B) coccygeal 
C) lumbar 
D) radial 
E) mandibular 
A) cervical 
B) coccygeal 
C) lumbar 
D) radial 
E) mandibular

Question 7

A person suffering from carpal tunnel syndrome has lost function of the

Accepted Answer

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

Question 8

The cell bodies of sensory neurons are located in the

Accepted Answer

A) posterior root ganglion. 
B) anterior funiculus. 
C) gray commissure. 
D) anterior horn. 
E) posterior funiculus. 
A) posterior root ganglion. 
B) anterior funiculus. 
C) gray commissure. 
D) anterior horn. 
E) posterior funiculus.

Question 9

Following an injury to his arm,a patient complains that he has lost the ability to flex his elbow and supinate his forearm.You suspect that he has damaged the

Accepted Answer

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

Question 10

A diminished reflex response that may indicate damage to a segment of the spinal cord is a(n)_____ reflex.

Accepted Answer

A) hypoactive 
B) hyperactive 
C) diminutive 
D) ponderous 
E) excessive 
A) hypoactive 
B) hyperactive 
C) diminutive 
D) ponderous 
E) excessive

Question 11

Which are not spinal nerve branches?

Accepted Answer

A) Rami communicantes 
B) Posterior rami 
C) Anterior rami 
D) Lateral rami 
E) No exceptions;all of the choices are spinal nerve branches 
A) Rami communicantes 
B) Posterior rami 
C) Anterior rami 
D) Lateral rami 
E) No exceptions;all of the choices are spinal nerve branches

Question 12

Which space associated with the spinal cord meninges contains cerebrospinal fluid?

Accepted Answer

A) Epidural space 
B) Subdural space 
C) Subarachnoid space 
D) Epiarachnoid space 
E) Subpial space 
A) Epidural space 
B) Subdural space 
C) Subarachnoid space 
D) Epiarachnoid space 
E) Subpial space

Question 13

All spinal nerves are mixed nerves.

Accepted Answer

A) True 
 B)False

Question 14

The posterior horns of the spinal cord contain

Accepted Answer

A) axons of motor neurons and cell bodies of interneurons. 
B) axons of sensory and motor neurons. 
C) axons of interneurons. 
D) axons of sensory neurons and cell bodies of interneurons. 
E) autonomic motor neurons. 
A) axons of motor neurons and cell bodies of interneurons. 
B) axons of sensory and motor neurons. 
C) axons of interneurons. 
D) axons of sensory neurons and cell bodies of interneurons. 
E) autonomic motor neurons.

Question 15

-This figure shows a cross section of the spinal cord.What structure does number 4 indicate?

Accepted Answer

A) Posterior median sulcus 
B) White commissure 
C) Anterior funiculus 
D) Lateral funiculus 
E) Anterior median fissure 
A) Posterior median sulcus 
B) White commissure 
C) Anterior funiculus 
D) Lateral funiculus 
E) Anterior median fissure

Question 16

A dermatome is a specific segment of skin supplied by a single spinal nerve.

Accepted Answer

A) True 
 B)False

Question 17

A reflex arc in which both the receptor and effector organs of the reflex are on the same side of the spinal cord is

Accepted Answer

A) monosynaptic. 
B) polysynaptic. 
C) ipsilateral. 
D) contralateral. 
E) None of the choices is correct. 
A) monosynaptic. 
B) polysynaptic. 
C) ipsilateral. 
D) contralateral. 
E) None of the choices is correct.

Question 18

A network of interwoven anterior rami of spinal nerves is a

Accepted Answer

A) ramus. 
B) communicans. 
C) ganglion. 
D) dermatome. 
E) plexus. 
A) ramus. 
B) communicans. 
C) ganglion. 
D) dermatome. 
E) plexus.

Question 19

Interneurons are not involved in a typical monosynaptic reflex.

Accepted Answer

A) True 
 B)False

Question 20

A rapid,automatic,involuntary reaction of muscles or glands to a particular stimulus is a(an)

Accepted Answer

A) autonomic reaction. 
B) motor impulse. 
C) receptor stimulation. 
D) reflex. 
E) subconscious impulse. 
A) autonomic reaction. 
B) motor impulse. 
C) receptor stimulation. 
D) reflex. 
E) subconscious impulse.

Exam 16: Spinal Cord and Spinal Nerves

These nuclei are located in the lateral horns and innervate smooth muscle,cardiac muscle,and glands.

The plexus that travels through the axillary region is the

The nerves projecting inferiorly from the spinal cord are collectively called the

The adult spinal cord extends inferiorly from the brain through the vertebral canal and ends at the level of the _____ vertebra.

-This figure shows a cross section of the spinal cord.What structure does number 1 indicate?

The plexuses that lie on either side of the neck are the _____ plexuses.

A person suffering from carpal tunnel syndrome has lost function of the

The cell bodies of sensory neurons are located in the

Following an injury to his arm,a patient complains that he has lost the ability to flex his elbow and supinate his forearm.You suspect that he has damaged the

A diminished reflex response that may indicate damage to a segment of the spinal cord is a(n)_____ reflex.

Which are not spinal nerve branches?

Which space associated with the spinal cord meninges contains cerebrospinal fluid?

All spinal nerves are mixed nerves.

The posterior horns of the spinal cord contain

-This figure shows a cross section of the spinal cord.What structure does number 4 indicate?

A dermatome is a specific segment of skin supplied by a single spinal nerve.

A reflex arc in which both the receptor and effector organs of the reflex are on the same side of the spinal cord is

A network of interwoven anterior rami of spinal nerves is a

Interneurons are not involved in a typical monosynaptic reflex.

A rapid,automatic,involuntary reaction of muscles or glands to a particular stimulus is a(an)

A First Look at Anatomy

The Cell: Basic Unit of Structure and Function

Embryology

Tissue Level of Organization

Integumentary System

Cartilage and Bone

Axial Skeleton

Appendicular Skeleton

Articulations

Muscle Tissue and Organization

Axial Muscles

Appendicular Muscles

Surface Anatomy

Nervous Tissue

Brain and Cranial Nerves

Pathways and Integrative Functions

Autonomic Nervous System

Senses: General and Special

Endocrine System

Blood

Heart

Vessels and Circulation

Lymphatic System

Respiratory System

Digestive System

Urinary System

Reproductive System

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