Question 1

Describe the gross external anatomy of the spinal cord.

Accepted Answer

The spinal cord is roughly cylindrical,b

Question 2

Where is the posterior median sulcus?

Accepted Answer

A) A 
B) E 
C) F 
D) H 
E) J 
A) A 
B) E 
C) F 
D) H 
E) J

Question 3

Which of the labeled structures carries exclusively sensory information towards the spinal cord?

Accepted Answer

A) B 
B) C 
C) F 
D) G 
E) H 
A) B 
B) C 
C) F 
D) G 
E) H

Question 4

Where is the lateral white column?

Accepted Answer

A) C 
B) D 
C) G 
D) H 
E) I 
A) C 
B) D 
C) G 
D) H 
E) I

Question 5

Which of the following structures is labeled D in the diagram?

Accepted Answer

A) Lumbar enlargement 
B) Cervical enlargement 
C) Conus medullaris 
D) Cauda equina 
E) Obturator nerve 
A) Lumbar enlargement 
B) Cervical enlargement 
C) Conus medullaris 
D) Cauda equina 
E) Obturator nerve

Question 6

During childbirth,anesthesia is administered into the epidural space of the spinal column between which of the following vertebrae?
1)L4 and L5
2)T3 and T4
3)S4 and S5
4)C3 and C4

Accepted Answer

A) 1 only 
B) 2 only 
C) 3 only 
D) 4 only 
E) Both 1 and 4 
A) 1 only 
B) 2 only 
C) 3 only 
D) 4 only 
E) Both 1 and 4

Question 7

Where is the epidural space?

Accepted Answer

A) A 
B) D 
C) E 
D) F 
E) G 
A) A 
B) D 
C) E 
D) F 
E) G

Question 8

Which of the following nerves is labeled D in the diagram?

Accepted Answer

A) phrenic nerve 
B) ulnar nerve 
C) intercostal nerve 
D) femoral nerve 
E) tibial nerve 
A) phrenic nerve 
B) ulnar nerve 
C) intercostal nerve 
D) femoral nerve 
E) tibial nerve

Question 9

The nerve labeled A in the diagram arises from which plexus?

Accepted Answer

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

Question 10

Describe the cross-sectional anatomy of the spinal cord.

Accepted Answer

The spinal cord is slightly flattened in

Question 11

Identify and describe the function of each of the components of a spinal reflex arc.

Accepted Answer

1.Receptor:responds to specific changes

Question 12

Which portion of the spinal cord contains cell bodies and axons of interneurons as well as incoming axons of sensory neurons?

Accepted Answer

A) B 
B) C 
C) D 
D) H 
E) I 
A) B 
B) C 
C) D 
D) H 
E) I

Question 13

The area of the skin that provides sensory input to the CNS via one pair of spinal nerve is called

Accepted Answer

A) a dermatome. 
B) a microtome. 
C) perineurium. 
D) a fascicle. 
E) an epitome. 
A) a dermatome. 
B) a microtome. 
C) perineurium. 
D) a fascicle. 
E) an epitome.

Question 14

Which of the following regions of the spinal cord contains a conspicuous enlargement?

Accepted Answer

A) filum terminale 
B) cervical region 
C) thoracic region 
D) sacral region 
E) coccygeal region 
A) filum terminale 
B) cervical region 
C) thoracic region 
D) sacral region 
E) coccygeal region

Question 15

Where is the anterior gray horn?

Accepted Answer

A) B 
B) C 
C) H 
D) I 
E) None of these choices 
A) B 
B) C 
C) H 
D) I 
E) None of these choices

Question 16

Which of the following structures is labeled B in the diagram?

Accepted Answer

A) Lumbar enlargement 
B) Cervical enlargement 
C) Conus medullaris 
D) Cauda equina 
E) Obturator nerve 
A) Lumbar enlargement 
B) Cervical enlargement 
C) Conus medullaris 
D) Cauda equina 
E) Obturator nerve

Question 17

The structure labeled I in the diagram belongs to which group of spinal nerves?

Accepted Answer

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

Question 18

Where is the pia mater?

Accepted Answer

A) E 
B) F 
C) G 
D) H 
E) I 
A) E 
B) F 
C) G 
D) H 
E) I

Question 19

Which white matter tracts of the spinal cord carry sensory information?

Accepted Answer

A) Ascending tracts 
B) Descending tracts 
C) Integration tracts 
D) Columnar tracts 
E) Epidural tracts 
A) Ascending tracts 
B) Descending tracts 
C) Integration tracts 
D) Columnar tracts 
E) Epidural tracts

Question 20

Where is the subarachnoid space?

Accepted Answer

A) E 
B) F 
C) G 
D) H 
E) I 
A) E 
B) F 
C) G 
D) H 
E) I

Exam 13: The Spinal Cord and Spinal Nerves

Describe the gross external anatomy of the spinal cord.

Where is the posterior median sulcus?

Which of the labeled structures carries exclusively sensory information towards the spinal cord?

Where is the lateral white column?

Which of the following structures is labeled D in the diagram?

During childbirth,anesthesia is administered into the epidural space of the spinal column between which of the following vertebrae? 1)L4 and L5 2)T3 and T4 3)S4 and S5 4)C3 and C4

Where is the epidural space?

Which of the following nerves is labeled D in the diagram?

The nerve labeled A in the diagram arises from which plexus?

Describe the cross-sectional anatomy of the spinal cord.

Identify and describe the function of each of the components of a spinal reflex arc.

Which portion of the spinal cord contains cell bodies and axons of interneurons as well as incoming axons of sensory neurons?

The area of the skin that provides sensory input to the CNS via one pair of spinal nerve is called

Which of the following regions of the spinal cord contains a conspicuous enlargement?

Where is the anterior gray horn?

Which of the following structures is labeled B in the diagram?

The structure labeled I in the diagram belongs to which group of spinal nerves?

Where is the pia mater?

Which white matter tracts of the spinal cord carry sensory information?

Where is the subarachnoid space?

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System Unit Ii: Principles of Support and Movement

The Skeletal System: Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: the Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System Unit Iii: Control Systems of the Human Body

Nervous Tissue

The Brain and Cranial Nerves

The Autonomic Nervous System

Sensory, Motor and Integrative Systems

The Special Senses

The Endocrine System Unit Iv: Maintenance of the Human Body

The Cardiovascular System: the Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Hemodynamics

The Lymphatic System, Nonspecific Resistance to Disease, and Immunity

The Respiratory System

The Digestive System

Metabolism

The Urinary System

Fluid, Electrolyte, and Acid-Base Homeostasis Unit V: Continuity

The Reproductive Systems

Development and Inheritance

Filters