Question 1

Preganglionic fibers of parasympathetic neurons can be found in which cranial nerves?

Accepted Answer

A)  III, VII, VIII, IX 
B)  VII, VIII, IX, X 
C)  IX, X, XI, XII 
D)  X, XI, XII 
E)  III, VII, IX, X 
A)  III, VII, VIII, IX 
B)  VII, VIII, IX, X 
C)  IX, X, XI, XII 
D)  X, XI, XII 
E)  III, VII, IX, X E

Question 2

A major center concerned with autonomic function,such as heart rate,blood pressure,and respiration is the

Accepted Answer

A)  medulla oblongata. 
B)  pons. 
C)  midbrain. 
D)  diencephalon. 
E)  cerebellum. 
A)  medulla oblongata. 
B)  pons. 
C)  midbrain. 
D)  diencephalon. 
E)  cerebellum. A

Question 3

Which of these is associated with the parasympathetic division of the autonomic nervous system?

Accepted Answer

A)  sympathetic chain ganglia 
B)  the adrenal medullae 
C)  parasympathetic chain 
D)  sympathetic collateral ganglia 
E)  cranial nerves 
A)  sympathetic chain ganglia 
B)  the adrenal medullae 
C)  parasympathetic chain 
D)  sympathetic collateral ganglia 
E)  cranial nerves E

Question 4

If the dorsal root of a spinal nerve is severed,

Accepted Answer

A)  motor control of skeletal muscles would be impaired. 
B)  motor control of visceral organs would be impaired. 
C)  the spinal cord would not be able to process information at that level. 
D)  the brain would not be able to communicate with that level of the spinal cord. 
E)  incoming sensory information would be disrupted. 
A)  motor control of skeletal muscles would be impaired. 
B)  motor control of visceral organs would be impaired. 
C)  the spinal cord would not be able to process information at that level. 
D)  the brain would not be able to communicate with that level of the spinal cord. 
E)  incoming sensory information would be disrupted.

Question 5

Meningitis is a condition in which the meninges of the brain become inflamed as the result of a viral or bacterial infection.This condition can be life-threatening.Explain why.

Accepted Answer

As in any inflamed tissue,there is edema

Question 6

Most neurons lack centrioles.This observation explains

Accepted Answer

A)  why neurons grow such long axons. 
B)  why such neurons cannot divide through mitosis. 
C)  the conducting ability of neurons. 
D)  the ability of neurons to communicate with each other. 
E)  the longevity of neurons. 
A)  why neurons grow such long axons. 
B)  why such neurons cannot divide through mitosis. 
C)  the conducting ability of neurons. 
D)  the ability of neurons to communicate with each other. 
E)  the longevity of neurons.

Question 7

Bundles of CNS axons that share a common origin,destination,and function are called

Accepted Answer

A)  the cortex. 
B)  centers. 
C)  nuclei. 
D)  tracts. 
E)  ganglia. 
A)  the cortex. 
B)  centers. 
C)  nuclei. 
D)  tracts. 
E)  ganglia.

Question 8

Which of the following is abnormal in the adult?

Accepted Answer

A)  plantar reflex 
B)  Babinski sign 
C)  withdrawal reflex 
D)  flexor reflex 
E)  knee-jerk reflex 
A)  plantar reflex 
B)  Babinski sign 
C)  withdrawal reflex 
D)  flexor reflex 
E)  knee-jerk reflex

Question 9

The entire spinal cord is divided into ________ segments.

Accepted Answer

A)  5 
B)  12 
C)  25 
D)  31 
E)  35 
A)  5 
B)  12 
C)  25 
D)  31 
E)  35

Question 10

Photo Credit: Ralph T. Hutchings
Figure 8-1 Structural Components of the Brain (Sagittal Section)
Use Figure 8-1 to identify the labeled part.
-Structure Q is the

Accepted Answer

A)  fornix. 
B)  forebrain. 
C)  precentral gyrus. 
D)  basal ganglia. 
E)  corpus callosum. 
A)  fornix. 
B)  forebrain. 
C)  precentral gyrus. 
D)  basal ganglia. 
E)  corpus callosum.

Question 11

Which of the following is the most sensitive body region?

Accepted Answer

A)  chest 
B)  face 
C)  feet 
D)  back 
E)  legs 
A)  chest 
B)  face 
C)  feet 
D)  back 
E)  legs

Question 12

Which of the following is the correct order of events that occur at a cholinergic synapse? 1.Extracellular calcium enters the axon terminal,triggering the exocytosis of acetylcholine.
2)Acetylcholine is removed by acetylcholinesterase.
3)Acetylcholine binds to receptors and depolarizes the postsynaptic membrane.
4)Axon terminal depolarizes.

Accepted Answer

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

Question 13

Enlargements of the spinal cord occur

Accepted Answer

A)  near the posterior median sulcus. 
B)  adjacent to the anterior median fissure. 
C)  in the cervical and lumbar regions. 
D)  in the thoracic region of the spinal cord. 
E)  in the cervical and thoracic regions. 
A)  near the posterior median sulcus. 
B)  adjacent to the anterior median fissure. 
C)  in the cervical and lumbar regions. 
D)  in the thoracic region of the spinal cord. 
E)  in the cervical and thoracic regions.

Question 14

The brain and spinal cord comprise the

Accepted Answer

A)  autonomic nervous system. 
B)  peripheral nervous system. 
C)  central nervous system. 
D)  efferent nervous system. 
E)  afferent nervous system. 
A)  autonomic nervous system. 
B)  peripheral nervous system. 
C)  central nervous system. 
D)  efferent nervous system. 
E)  afferent nervous system.

Question 15

Which nerve innervates the diaphragm?

Accepted Answer

A)  musculocutaneous 
B)  obturator 
C)  axillary 
D)  saphenous 
E)  phrenic 
A)  musculocutaneous 
B)  obturator 
C)  axillary 
D)  saphenous 
E)  phrenic

Question 16

The branching structures that,together with the cell body,are sensitive to chemical,mechanical,or electrical stimulation are called

Accepted Answer

A)  axons. 
B)  Nissl bodies. 
C)  synapses. 
D)  dendrites. 
E)  neurofibrils. 
A)  axons. 
B)  Nissl bodies. 
C)  synapses. 
D)  dendrites. 
E)  neurofibrils.

Question 17

The projections of gray matter extending through the white matter toward the outer surface of the spinal cord are called

Accepted Answer

A)  wings. 
B)  horns. 
C)  pyramids. 
D)  fibers. 
E)  tracts. 
A)  wings. 
B)  horns. 
C)  pyramids. 
D)  fibers. 
E)  tracts.

Question 18

Adrenergic synapses release the neurotransmitter

Accepted Answer

A)  acetylcholine. 
B)  norepinephrine. 
C)  dopamine. 
D)  serotonin. 
E)  GABA. 
A)  acetylcholine. 
B)  norepinephrine. 
C)  dopamine. 
D)  serotonin. 
E)  GABA.

Question 19

Photo Credit: Ralph T. Hutchings
Figure 8-1 Structural Components of the Brain (Sagittal Section)
Use Figure 8-1 to identify the labeled part.
-Structure M is part of the ________ lobe.

Accepted Answer

A)  temporal 
B)  occipital 
C)  insula 
D)  frontal 
E)  parietal 
A)  temporal 
B)  occipital 
C)  insula 
D)  frontal 
E)  parietal

Question 20

The all-or-none principle states that

Accepted Answer

A)  all stimuli will produce identical action potentials. 
B)  all stimuli great enough to bring the membrane to threshold will produce identical action potentials. 
C)  the greater the magnitude of the stimuli, the greater the intensity of the action potential. 
D)  only sensory stimuli can activate action potentials. 
E)  only motor stimuli can activate action potentials. 
A)  all stimuli will produce identical action potentials. 
B)  all stimuli great enough to bring the membrane to threshold will produce identical action potentials. 
C)  the greater the magnitude of the stimuli, the greater the intensity of the action potential. 
D)  only sensory stimuli can activate action potentials. 
E)  only motor stimuli can activate action potentials.

Preganglionic fibers of parasympathetic neurons can be found in which cranial nerves?

A major center concerned with autonomic function,such as heart rate,blood pressure,and respiration is the

Which of these is associated with the parasympathetic division of the autonomic nervous system?

If the dorsal root of a spinal nerve is severed,

Meningitis is a condition in which the meninges of the brain become inflamed as the result of a viral or bacterial infection.This condition can be life-threatening.Explain why.

Most neurons lack centrioles.This observation explains

Bundles of CNS axons that share a common origin,destination,and function are called

Which of the following is abnormal in the adult?

The entire spinal cord is divided into ________ segments.

Photo Credit: Ralph T. Hutchings Figure 8-1 Structural Components of the Brain (Sagittal Section) Use Figure 8-1 to identify the labeled part. -Structure Q is the

Which of the following is the most sensitive body region?

Enlargements of the spinal cord occur

The brain and spinal cord comprise the

Which nerve innervates the diaphragm?

The branching structures that,together with the cell body,are sensitive to chemical,mechanical,or electrical stimulation are called

The projections of gray matter extending through the white matter toward the outer surface of the spinal cord are called

Adrenergic synapses release the neurotransmitter

Photo Credit: Ralph T. Hutchings Figure 8-1 Structural Components of the Brain (Sagittal Section) Use Figure 8-1 to identify the labeled part. -Structure M is part of the ________ lobe.

The all-or-none principle states that

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: The Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

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Exam 8: The Nervous System

Preganglionic fibers of parasympathetic neurons can be found in which cranial nerves?

A major center concerned with autonomic function,such as heart rate,blood pressure,and respiration is the

Which of these is associated with the parasympathetic division of the autonomic nervous system?

If the dorsal root of a spinal nerve is severed,

Meningitis is a condition in which the meninges of the brain become inflamed as the result of a viral or bacterial infection.This condition can be life-threatening.Explain why.

Most neurons lack centrioles.This observation explains

Bundles of CNS axons that share a common origin,destination,and function are called

Which of the following is abnormal in the adult?

The entire spinal cord is divided into ________ segments.

Photo Credit: Ralph T. Hutchings Figure 8-1 Structural Components of the Brain (Sagittal Section) Use Figure 8-1 to identify the labeled part. -Structure Q is the

Which of the following is the most sensitive body region?

Enlargements of the spinal cord occur

The brain and spinal cord comprise the

Which nerve innervates the diaphragm?

The branching structures that,together with the cell body,are sensitive to chemical,mechanical,or electrical stimulation are called

The projections of gray matter extending through the white matter toward the outer surface of the spinal cord are called

Adrenergic synapses release the neurotransmitter

Photo Credit: Ralph T. Hutchings Figure 8-1 Structural Components of the Brain (Sagittal Section) Use Figure 8-1 to identify the labeled part. -Structure M is part of the ________ lobe.

The all-or-none principle states that

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: The Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

The Reproductive System

Development and Inheritance

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