Question 1

Neuroblastoma is an inherited disorder of the sympathetic nervous system.

Accepted Answer

A) True 
 B)False

Question 2

Match each of the following terms with its corresponding definition or description.
-Another term for a sensory neuron

Accepted Answer

A) Microglia 
B) Axon 
C) Dendrites 
D) Oligodendrocyte 
E) Afferent neuron
F)Astrocytes
G)Efferent neuron
H)Interneurons
I)Nodes of Ranvier
J)Schwann cells 
A) Microglia 
B) Axon 
C) Dendrites 
D) Oligodendrocyte 
E) Afferent neuron
F)Astrocytes
G)Efferent neuron
H)Interneurons
I)Nodes of Ranvier
J)Schwann cells

Question 3

Explain the structure and functioning of a reflex arc.

Accepted Answer

A reflex arc is a neural pathway that co

Question 4

Explain the functions of efferent neurons, afferent neurons, and interneurons.

Accepted Answer

Efferent neurons, also known as motor ne

Question 5

During a nerve impulse

Accepted Answer

A)  the interior of the neuron becomes more negative. 
B)  sodium ions are pumped out of the neuron. 
C)  sodium ions are allowed into the neuron. 
D)  the entire neuron becomes positively charged. 
A)  the interior of the neuron becomes more negative. 
B)  sodium ions are pumped out of the neuron. 
C)  sodium ions are allowed into the neuron. 
D)  the entire neuron becomes positively charged.

Question 6

Match each of the following terms with its corresponding definition or description.
-Indentations between adjacent Schwann cells

Accepted Answer

A) Microglia 
B) Axon 
C) Dendrites 
D) Oligodendrocyte 
E) Afferent neuron
F)Astrocytes
G)Efferent neuron
H)Interneurons
I)Nodes of Ranvier
J)Schwann cells 
A) Microglia 
B) Axon 
C) Dendrites 
D) Oligodendrocyte 
E) Afferent neuron
F)Astrocytes
G)Efferent neuron
H)Interneurons
I)Nodes of Ranvier
J)Schwann cells

Question 7

The indentations between Schwann cells are called

Accepted Answer

A)  neurilemmas. 
B)  myelin. 
C)  nodes of Ranvier. 
D)  glias. 
A)  neurilemmas. 
B)  myelin. 
C)  nodes of Ranvier. 
D)  glias.

Question 8

Match each part of the central nervous system with its corresponding description or function.
-A ridge on the surface of the cerebrum

Accepted Answer

A) Midbrain 
B) Spinal cord 
C) Medulla oblongata 
D) Thalamus 
E) Hypothalamus
F)Cerebellum
G)Sulcus
H)Corpus callosum
I)Cerebrum
J)Gyrus
K)Basal ganglia 
A) Midbrain 
B) Spinal cord 
C) Medulla oblongata 
D) Thalamus 
E) Hypothalamus
F)Cerebellum
G)Sulcus
H)Corpus callosum
I)Cerebrum
J)Gyrus
K)Basal ganglia

Question 9

The interior of a neuron that is carrying a nerve impulse has more sodium ions in it than the interior of a neuron that is not carrying a nerve impulse.

Accepted Answer

A) True 
 B)False

Question 10

Explain the role of oligodendrocytes in multiple sclerosis.

Accepted Answer

Oligodendrocytes are a type of glial cel

Question 11

Describe cerebral palsy, and list its possible causes.

Accepted Answer

Cerebral palsy is a group of disorders t

Question 12

The endocrine system and the nervous system both help regulate body function.

Accepted Answer

A) True 
 B)False

Question 13

The sympathetic nervous system is also called the cerebrosacral system.

Accepted Answer

A) True 
 B)False

Question 14

Alzheimer disease is a type of dementia.

Accepted Answer

A) True 
 B)False

Question 15

Injections of dopamine and levodopa are equally effective in treating Parkinson disease because they are both able to enter the brain.

Accepted Answer

A) True 
 B)False

Question 16

Saltatory conduction

Accepted Answer

A)  is called "saltatory" because it is caused by sodium chloride. 
B)  is much slower than nonsaltatory conduction. 
C)  occurs only in the dendrites. 
D)  occurs only in the axons. 
A)  is called "saltatory" because it is caused by sodium chloride. 
B)  is much slower than nonsaltatory conduction. 
C)  occurs only in the dendrites. 
D)  occurs only in the axons.

Question 17

Somatic motor neurons

Accepted Answer

A)  use a single-neuron pathway to connect the spinal cord to the effector organ. 
B)  produce epinephrine as their neurotransmitter. 
C)  synapse at the collateral ganglia. 
D)  both A and B. 
A)  use a single-neuron pathway to connect the spinal cord to the effector organ. 
B)  produce epinephrine as their neurotransmitter. 
C)  synapse at the collateral ganglia. 
D)  both A and B.

Question 18

The difference between a two- and a three-neuron reflex is that a three-neuron reflex contains an interneuron.

Accepted Answer

A) True 
 B)False

Question 19

Blood vessels produce and reabsorb cerebrospinal fluid.

Accepted Answer

A) True 
 B)False

Question 20

Match each part of the central nervous system with its corresponding description or function.
-Lies just below the occipital lobe of the cerebrum and is responsible for muscle coordination

Accepted Answer

A) Midbrain 
B) Spinal cord 
C) Medulla oblongata 
D) Thalamus 
E) Hypothalamus
F)Cerebellum
G)Sulcus
H)Corpus callosum
I)Cerebrum
J)Gyrus
K)Basal ganglia 
A) Midbrain 
B) Spinal cord 
C) Medulla oblongata 
D) Thalamus 
E) Hypothalamus
F)Cerebellum
G)Sulcus
H)Corpus callosum
I)Cerebrum
J)Gyrus
K)Basal ganglia

Exam 10: Nervous System

Neuroblastoma is an inherited disorder of the sympathetic nervous system.

Match each of the following terms with its corresponding definition or description. -Another term for a sensory neuron

Explain the structure and functioning of a reflex arc.

Explain the functions of efferent neurons, afferent neurons, and interneurons.

During a nerve impulse

Match each of the following terms with its corresponding definition or description. -Indentations between adjacent Schwann cells

The indentations between Schwann cells are called

Match each part of the central nervous system with its corresponding description or function. -A ridge on the surface of the cerebrum

The interior of a neuron that is carrying a nerve impulse has more sodium ions in it than the interior of a neuron that is not carrying a nerve impulse.

Explain the role of oligodendrocytes in multiple sclerosis.

Describe cerebral palsy, and list its possible causes.

The endocrine system and the nervous system both help regulate body function.

The sympathetic nervous system is also called the cerebrosacral system.

Alzheimer disease is a type of dementia.

Injections of dopamine and levodopa are equally effective in treating Parkinson disease because they are both able to enter the brain.

Saltatory conduction

Somatic motor neurons

The difference between a two- and a three-neuron reflex is that a three-neuron reflex contains an interneuron.

Blood vessels produce and reabsorb cerebrospinal fluid.

Match each part of the central nervous system with its corresponding description or function. -Lies just below the occipital lobe of the cerebrum and is responsible for muscle coordination

Introduction to the Body

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