Question 1

Denticulate ligaments are thickenings of

Accepted Answer

A) arachnoid mater. 
B) pia mater. 
C) dura mater. 
D) interstitial fluid. 
E) subdural space. 
A) arachnoid mater. 
B) pia mater. 
C) dura mater. 
D) interstitial fluid. 
E) subdural space.

Question 2

Where is the anterior (ventral)root of a spinal nerve?

Accepted Answer

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

Question 3

The nerve labeled B 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 4

What spinal cord feature is the area where the nerves that supply the lower limb emerge?

Accepted Answer

A) Lumbar enlargement 
B) Filum terminale 
C) Cauda equina 
D) Cranial nerve XII 
E) Cervical enlargement 
A) Lumbar enlargement 
B) Filum terminale 
C) Cauda equina 
D) Cranial nerve XII 
E) Cervical enlargement

Question 5

A typical spinal nerve has how many connections to the spinal cord?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

Question 6

Which of the following is a virus infection of the peripheral nervous system caused by herpes zoster,a virus that also causes chickenpox?

Accepted Answer

A) areflexia 
B) shingles 
C) poliomyelitis 
D) amyotrophic lateral sclerosis 
E) menigitis 
A) areflexia 
B) shingles 
C) poliomyelitis 
D) amyotrophic lateral sclerosis 
E) menigitis

Question 7

Which of the following parts of a nervous reflex arc is usually a muscle or gland?

Accepted Answer

A) Sensory receptor 
B) Sensory neuron 
C) Motor neuron 
D) Effector 
E) Integration center 
A) Sensory receptor 
B) Sensory neuron 
C) Motor neuron 
D) Effector 
E) Integration center

Question 8

Where is the subdural space?

Accepted Answer

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

Question 9

Which of the following structures contains only sensory axons that conduct nerve impulses from sensory receptors in the skin,muscles and internal organs to the CNS?

Accepted Answer

A) Spinal nerves 
B) Cauda equina 
C) Anterior root of spinal nerves 
D) Posterior root of spinal nerves 
E) Conus medullaris 
A) Spinal nerves 
B) Cauda equina 
C) Anterior root of spinal nerves 
D) Posterior root of spinal nerves 
E) Conus medullaris

Question 10

In response to a tendon being stretched excessively,a tendon organ initiates a somatic spinal reflex that causes
1)contraction of the agonist muscle.
2)relaxation of the antagonist muscle.
3)contraction of the antagonist muscle.
4)relaxation of the agonist muscle.

Accepted Answer

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

Question 11

Which of the following parts of a reflex arc monitors body conditions?

Accepted Answer

A) Sensory receptor 
B) Integrating center 
C) Motor neuron 
D) Effector 
E) Interneuron 
A) Sensory receptor 
B) Integrating center 
C) Motor neuron 
D) Effector 
E) Interneuron

Question 12

Which layer of protective connective tissue is the outermost covering surrounding a spinal nerve?

Accepted Answer

A) dura mater 
B) pia mater 
C) endoneurium 
D) perineurium 
E) epineurium 
A) dura mater 
B) pia mater 
C) endoneurium 
D) perineurium 
E) epineurium

Question 13

Intercostal nerves

Accepted Answer

A) are also known as cervical nerves. 
B) do not enter into a plexus and directly connect to the structures they supply. 
C) are found in the C6-T4 area of the vertebral column. 
D) extend through the sacrum. 
E) do not exist in humans. 
A) are also known as cervical nerves. 
B) do not enter into a plexus and directly connect to the structures they supply. 
C) are found in the C6-T4 area of the vertebral column. 
D) extend through the sacrum. 
E) do not exist in humans.

Question 14

Which of the three spinal meninges is the most superficial?

Accepted Answer

A) Arachnoid mater 
B) Dura mater 
C) Meninx mater 
D) Pia mater 
E) Epi mater 
A) Arachnoid mater 
B) Dura mater 
C) Meninx mater 
D) Pia mater 
E) Epi mater

Question 15

Which of the following nerves is labeled A 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

Exam 13: The Spinal Cord and Spinal Nerves

Denticulate ligaments are thickenings of

Where is the anterior (ventral)root of a spinal nerve?

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

What spinal cord feature is the area where the nerves that supply the lower limb emerge?

A typical spinal nerve has how many connections to the spinal cord?

Which of the following is a virus infection of the peripheral nervous system caused by herpes zoster,a virus that also causes chickenpox?

Which of the following parts of a nervous reflex arc is usually a muscle or gland?

Where is the subdural space?

Which of the following structures contains only sensory axons that conduct nerve impulses from sensory receptors in the skin,muscles and internal organs to the CNS?

In response to a tendon being stretched excessively,a tendon organ initiates a somatic spinal reflex that causes 1)contraction of the agonist muscle. 2)relaxation of the antagonist muscle. 3)contraction of the antagonist muscle. 4)relaxation of the agonist muscle.

Which of the following parts of a reflex arc monitors body conditions?

Which layer of protective connective tissue is the outermost covering surrounding a spinal nerve?

Intercostal nerves

Which of the three spinal meninges is the most superficial?

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

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