Question 1

Interneurons are not involved in a typical monosynaptic reflex.

Accepted Answer

A) True 
 B)False

Question 2

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 3

The tapered,conical inferior end of the spinal cord is called the conus

Accepted Answer

A) finalis. 
B) medullaris. 
C) equine. 
D) caudalis. 
A) finalis. 
B) medullaris. 
C) equine. 
D) caudalis.

Question 4

Late one night you are leaving the science building during a massive snowstorm.As you approach your car,your right foot suddenly slips on a patch of ice.Your left leg immediately stiffens as you try to regain your balance.The reflex action you relied upon is most correctly known as a(n)

Accepted Answer

A) multisynaptic reflex. 
B) unilateral reflex. 
C) ipsilateral reflex. 
D) contralateral reflex. 
E) None of the choices is correct. 
A) multisynaptic reflex. 
B) unilateral reflex. 
C) ipsilateral reflex. 
D) contralateral reflex. 
E) None of the choices is correct.

Question 5

Following an injury to his arm,a patient complains that he has no sensations from his "pinky".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 6

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 7

The spinal cord part with the largest diameter is the ___________ part.

Accepted Answer

A) thoracic 
B) cervical 
C) lumbar 
D) sacral 
E) coccygeal 
A) thoracic 
B) cervical 
C) lumbar 
D) sacral 
E) coccygeal

Question 8

A spinal nerve contains

Accepted Answer

A) motor axons only. 
B) sensory axons only. 
C) both motor axons and sensory axons. 
A) motor axons only. 
B) sensory axons only. 
C) both motor axons and sensory axons.

Question 9

There are ____ pairs of spinal nerves.

Accepted Answer

A) 13 
B) 31 
C) 40 
D) 51 
E) 12 
A) 13 
B) 31 
C) 40 
D) 51 
E) 12

Question 10

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 11

The inferior tip of the spinal cord is the ___________ part.

Accepted Answer

A) thoracic 
B) lumbar 
C) coccygeal 
D) cervical 
E) sacral 
A) thoracic 
B) lumbar 
C) coccygeal 
D) cervical 
E) sacral

Question 12

In general,nerves from the posterior division of the brachial plexus tend to innervate muscles that extend the parts of the upper limb.

Accepted Answer

A) True 
 B)False

Question 13

Which space associated with the spinal cord meninges contains areolar connective tissue,blood vessels,and adipose connective tissue?

Accepted Answer

A) Subarachnoid space 
B) Epidural space 
C) Central canal 
D) Subdural space 
E) Epiarachnoid space 
A) Subarachnoid space 
B) Epidural space 
C) Central canal 
D) Subdural space 
E) Epiarachnoid space

Question 14

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 15

Stepping on a piece of glass would most likely invoke a _____ reflex.

Accepted Answer

A) Golgi tendon 
B) withdrawal 
C) stretch 
D) pain 
E) motor 
A) Golgi tendon 
B) withdrawal 
C) stretch 
D) pain 
E) motor

Question 16

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 17

The embryonic feature that gives rise to the anterior and lateral horns of gray matter and part of the gray commissure is the _____ plate.

Accepted Answer

A) basal 
B) alar 
C) ulnar 
D) anterior 
E) posterior 
A) basal 
B) alar 
C) ulnar 
D) anterior 
E) posterior

Question 18

All spinal nerves are mixed nerves.

Accepted Answer

A) True 
 B)False

Question 19

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 20

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

Exam 16: Spinal Cord and Spinal Nerves

Interneurons are not involved in a typical monosynaptic reflex.

A network of interwoven anterior rami of spinal nerves is a

The tapered,conical inferior end of the spinal cord is called the conus

Late one night you are leaving the science building during a massive snowstorm.As you approach your car,your right foot suddenly slips on a patch of ice.Your left leg immediately stiffens as you try to regain your balance.The reflex action you relied upon is most correctly known as a(n)

Following an injury to his arm,a patient complains that he has no sensations from his "pinky".You suspect that he has damaged the

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

The spinal cord part with the largest diameter is the ___________ part.

A spinal nerve contains

There are ____ pairs of spinal nerves.

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

The inferior tip of the spinal cord is the ___________ part.

In general,nerves from the posterior division of the brachial plexus tend to innervate muscles that extend the parts of the upper limb.

Which space associated with the spinal cord meninges contains areolar connective tissue,blood vessels,and adipose connective tissue?

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

Stepping on a piece of glass would most likely invoke a _____ reflex.

The posterior horns of the spinal cord contain

The embryonic feature that gives rise to the anterior and lateral horns of gray matter and part of the gray commissure is the _____ plate.

All spinal nerves are mixed nerves.

The cell bodies of sensory neurons are located in the

Which are not spinal nerve branches?

A First Look at Anatomy

The Celt 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

Filters