Question 1

Figure 14.7
  
Using the above-referenced diagrams of the anterior and posterior views of the upper limb, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label H.

Accepted Answer

A)   Axillary nerve
B)   Radial nerve
C)   Ulnar nerve
D)   Median nerve
E)   Musculocutaneous nerve D

Question 2

Motor patterns that are learned, like walking, are called ________ reflexes.

Accepted Answer

A)   somatic
B)   acquired
C)   autonomic
D)   visceral
E)   learned B

Question 3

The gray matter of the spinal cord is organized into anterior, posterior, and lateral ________.

Accepted Answer

A)   tracts
B)   columns
C)   commissures
D)   horns
E)   ganglia D

Question 4

Figure 14.1
  
Using the above- referenced diagrams of the superficial anatomy and orientation of the adult spinal cord (posterior view)and inferior views of cross-sections through representative segments of the spinal cord, showing the arrangement of gray and white matter, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label T.

Accepted Answer

A)   Filum terminale
B)   Anterior median fissure
C)   Cauda equina
D)   Conus medullaris
E)   Posterior median sulcus

Question 5

Figure 14.8
  
Using the above-referenced diagrams of the lumbar and sacral plexuses, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label P.

Accepted Answer

A)   Pudendal nerve
B)   Ilio-inguinal nerve
C)   Iliohypogastric nerve
D)   Sciatic nerve
E)   Genitofemoral nerve

Question 6

Distally, the connective tissue of the ________ is continuous with the connective tissue sheath around each spinal nerve.

Accepted Answer

A)   spinal dura mater
B)   filum terminale
C)   spinal pia mater
D)   spinal arachnoid mater
E)   arachnoid granulations

Question 7

The ventral ramus of each spinal nerve receives motor information from a specific segment of the skin and muscles of the neck and back.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is true regarding visceral reflexes?

Accepted Answer

A)   They are never classified as autonomic reflexes.
B)   They control skeletal muscle contractions.
C)   They include superficial reflexes.
D)   They include stretch reflexes.
E)   They control the actions of smooth muscles and glands.

Question 9

Figure 14.3
  
Using the above-referenced diagram of a sectional view through the spinal cord and meninges showing the peripheral distribution of the spinal nerves, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label K.

Accepted Answer

A)   Pia mater
B)   Gray matter
C)   Arachnoid mater
D)   White matter
E)   Dura mater

Question 10

The ________ nerve, which is formed by the ventral rami of S2-S4, innervates muscles of the perineum, including the urethral sphincter muscles.

Accepted Answer

A)   pudendal
B)   posterior femoral cutaneous
C)   sciatic
D)   inferior gluteal
E)   superior gluteal

Question 11

The body surface region monitored by a specific pair of spinal nerves is called (a)________.

Accepted Answer

A)   ramus communicantes
B)   ventral ramus
C)   dermatome
D)   perineurium
E)   tract

Question 12

Figure 14.2
  
Using the above-referenced diagram of a posterior view of the spinal cord showing the meningeal layers, superficial landmarks, and distribution of gray and white matter, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label E.

Accepted Answer

A)   Pia mater
B)   Arachnoid mater
C)   Ventral root
D)   Dura mater
E)   Dorsal root

Question 13

The ulnar nerve is found in the ________ plexus.

Accepted Answer

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

Question 14

Figure 14.7
  
Using the above-referenced diagrams of the anterior and posterior views of the upper limb, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label J.

Accepted Answer

A)   Radial nerve
B)   Median nerve
C)   Musculocutaneous nerve
D)   Axillary nerve
E)   Ulnar nerve

Question 15

Figure 14.1
  
Using the above- referenced diagrams of the superficial anatomy and orientation of the adult spinal cord (posterior view)and inferior views of cross-sections through representative segments of the spinal cord, showing the arrangement of gray and white matter, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label F.

Accepted Answer

A)   Filum terminale
B)   Coccygeal nerve
C)   Cervical spinal nerve
D)   Posterior median sulcus
E)   Lumbar spinal nerve

Question 16

Figure 14.4
  
Using the above-referenced diagram of a typical peripheral nerve and its connective tissue wrappings, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label A.

Accepted Answer

A)   Endoneurium
B)   Fascicle
C)   Schwann cell
D)   Epineurium
E)   Perineurium

Question 17

Figure 14.2
  
Using the above-referenced diagram of a posterior view of the spinal cord showing the meningeal layers, superficial landmarks, and distribution of gray and white matter, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label G.

Accepted Answer

A)   Arachnoid mater
B)   Dorsal root
C)   Spinal nerve
D)   Denticulate ligament
E)   Ventral root

Question 18

Paralysis of all four limbs is called paraplegia.

Accepted Answer

A) True 
 B)False

Question 19

Figure 14.6
  
Using the above-referenced diagram of the brachial plexus, identify the specified labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label C.

Accepted Answer

A)   Inferior trunk
B)   Middle trunk
C)   Lateral cord
D)   Posterior cord
E)   Superior trunk

Question 20

The pia mater is the ________.

Accepted Answer

A)   meninx that forms denticulate ligaments
B)   outermost covering over the brain, but not the spinal cord
C)   toughest and thickest of the meninges
D)   meninx that contains cerebrospinal fluid
E)   meninx that forms the major component of the coccygeal ligament

Exam 14: The Nervous System: The Spinal Cord and Spinal Nerves

Figure 14.7 Using the above-referenced diagrams of the anterior and posterior views of the upper limb, identify the specified labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label H.

Motor patterns that are learned, like walking, are called ________ reflexes.

The gray matter of the spinal cord is organized into anterior, posterior, and lateral ________.

Figure 14.8 Using the above-referenced diagrams of the lumbar and sacral plexuses, identify the specified labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label P.

Distally, the connective tissue of the ________ is continuous with the connective tissue sheath around each spinal nerve.

The ventral ramus of each spinal nerve receives motor information from a specific segment of the skin and muscles of the neck and back.

Which of the following is true regarding visceral reflexes?

Figure 14.3 Using the above-referenced diagram of a sectional view through the spinal cord and meninges showing the peripheral distribution of the spinal nerves, identify the specified labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label K.

The ________ nerve, which is formed by the ventral rami of S2-S4, innervates muscles of the perineum, including the urethral sphincter muscles.

The body surface region monitored by a specific pair of spinal nerves is called (a) ________.

The ulnar nerve is found in the ________ plexus.

Figure 14.7 Using the above-referenced diagrams of the anterior and posterior views of the upper limb, identify the specified labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label J.

Figure 14.4 Using the above-referenced diagram of a typical peripheral nerve and its connective tissue wrappings, identify the specified labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label A.

Paralysis of all four limbs is called paraplegia.

Figure 14.6 Using the above-referenced diagram of the brachial plexus, identify the specified labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label C.

The pia mater is the ________.