Question 1

A man presents with median nerve palsy in his left hand.What is the most likely site of injury?

Accepted Answer

A) Dorsal scapular nerve 
B) Intercostal nerve 
C) Lumbar plexus 
D) Median nerve 
E) Radial nerve 
A) Dorsal scapular nerve 
B) Intercostal nerve 
C) Lumbar plexus 
D) Median nerve 
E) Radial nerve

Question 2

Which of the labeled structures contains cerebral spinal fluid?

Accepted Answer

A) A 
B) D 
C) E 
D) F 
E) All of these choices 
A) A 
B) D 
C) E 
D) F 
E) All of these choices

Question 3

Describe the basic anatomy of a spinal nerve plexus.

Accepted Answer

Axons from the anterior rami of spinal n

Question 4

Which layer is the dura mater?

Accepted Answer

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

Question 5

Where is the arachnoid mater?

Accepted Answer

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

Question 6

Name and describe the locations of the four major plexuses of spinal nerves.

Accepted Answer

1.Cervical:alongside C1 through C4;2.Bra

Question 7

Which branch of a spinal nerve serves the deep muscles and skin of the posterior surface of the trunk?

Accepted Answer

A) Meningeal branch 
B) Rami communicantes 
C) Brachial plexus 
D) Posterior ramus 
E) Anterior ramus 
A) Meningeal branch 
B) Rami communicantes 
C) Brachial plexus 
D) Posterior ramus 
E) Anterior ramus

Question 8

Which portion of the spinal cord contains the cell bodies of somatic motor neurons and motor nuclei?

Accepted Answer

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

Question 9

Spinal nerves
1)Are parts of PNS.
2)connect the CNS to sensors and effectors in all parts of the body.
3)are named according to the region of the cord from which they emerge.

Accepted Answer

A) 1 only 
B) 2 only 
C) 3 only 
D) both 1 & 3 
E) 1,2 & 3 
A) 1 only 
B) 2 only 
C) 3 only 
D) both 1 & 3 
E) 1,2 & 3

Question 10

Which nerve labeled in the diagram does NOT arise from any plexus?

Accepted Answer

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

Question 11

The structure labeled A 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 12

Where is the anterior white column?

Accepted Answer

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

Question 13

The thoracic nerves are also called the

Accepted Answer

A) brachial nerves. 
B) lumbar nerves. 
C) sacral nerves. 
D) cervical nerves. 
E) intercostals nerves. 
A) brachial nerves. 
B) lumbar nerves. 
C) sacral nerves. 
D) cervical nerves. 
E) intercostals nerves.

Question 14

Where is the pia mater?

Accepted Answer

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

Question 15

Which of the following spinal nerves DOES NOT travel through an intervertebral foramen to reach its destination?

Accepted Answer

A) cervical spinal nerve 1 
B) thoracic spinal nerve 12 
C) lumbar spinal nerve 2 
D) sacral spinal nerve 1 
E) cervical spinal nerve 7 
A) cervical spinal nerve 1 
B) thoracic spinal nerve 12 
C) lumbar spinal nerve 2 
D) sacral spinal nerve 1 
E) cervical spinal nerve 7

Question 16

Which of the following nerves is labeled E 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 17

A nerve impulse initiated at a muscle spindle has to travel through which of the following structures to get into the spinal column?

Accepted Answer

A) Anterior root of spinal nerve 
B) Posterior root of spinal nerve 
C) Tectospinal tract 
D) Central canal 
E) Lateral reticulospinal tract 
A) Anterior root of spinal nerve 
B) Posterior root of spinal nerve 
C) Tectospinal tract 
D) Central canal 
E) Lateral reticulospinal tract

Question 18

A severed obturator nerve will lead into paralysis of which region of the body?

Accepted Answer

A) Cervical 
B) Thoracic 
C) Lumbar 
D) Thigh 
E) Arms 
A) Cervical 
B) Thoracic 
C) Lumbar 
D) Thigh 
E) Arms

Question 19

Which nerves labeled in the diagram form the sciatic nerve?

Accepted Answer

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

Question 20

Which of the labeled structures carries exclusively motor information away from 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

Exam 13: The Spinal Cord and Spinal Nerves

A man presents with median nerve palsy in his left hand.What is the most likely site of injury?

Which of the labeled structures contains cerebral spinal fluid?

Describe the basic anatomy of a spinal nerve plexus.

Which layer is the dura mater?

Where is the arachnoid mater?

Name and describe the locations of the four major plexuses of spinal nerves.

Which branch of a spinal nerve serves the deep muscles and skin of the posterior surface of the trunk?

Which portion of the spinal cord contains the cell bodies of somatic motor neurons and motor nuclei?

Spinal nerves 1)Are parts of PNS. 2)connect the CNS to sensors and effectors in all parts of the body. 3)are named according to the region of the cord from which they emerge.

Which nerve labeled in the diagram does NOT arise from any plexus?

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

Where is the anterior white column?

The thoracic nerves are also called the

Where is the pia mater?

Which of the following spinal nerves DOES NOT travel through an intervertebral foramen to reach its destination?

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

A nerve impulse initiated at a muscle spindle has to travel through which of the following structures to get into the spinal column?

A severed obturator nerve will lead into paralysis of which region of the body?

Which nerves labeled in the diagram form the sciatic nerve?

Which of the labeled structures carries exclusively motor information away from the spinal cord?

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

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