Question 1

___________ is a progressive degeneration of the myelin sheath around the axons in the CNS.

Accepted Answer

A) Alzheimer disease 
B) Parkinson disease 
C) Multiple sclerosis 
D) Shingles 
A) Alzheimer disease 
B) Parkinson disease 
C) Multiple sclerosis 
D) Shingles

Question 2

Brainstem refers to the part of the brain consisting of

Accepted Answer

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

Question 3

The sympathetic division of ANS

Accepted Answer

A) carries nerve impulses to the visceral organs to prepare the body for resting and digesting. 
B) controls the skeletal muscles. 
C) carries sensory information from the visceral organs to the CNS. 
D) carries sensory information from the skeletal muscles to the CNS. 
E) carries nerve impulses to the visceral organs to prepare the body for fight or flight. 
A) carries nerve impulses to the visceral organs to prepare the body for resting and digesting. 
B) controls the skeletal muscles. 
C) carries sensory information from the visceral organs to the CNS. 
D) carries sensory information from the skeletal muscles to the CNS. 
E) carries nerve impulses to the visceral organs to prepare the body for fight or flight.

Question 4

The cerebrospinal fluid is formed in the

Accepted Answer

A) subarachnoid space. 
B) cerebral aqueduct. 
C) lateral, the 3rd, and the 4th ventricles. 
D) lateral ventricles only. 
A) subarachnoid space. 
B) cerebral aqueduct. 
C) lateral, the 3rd, and the 4th ventricles. 
D) lateral ventricles only.

Question 5

When a neuron is activated by a threshold stimulation, _________ channels open, which allows these ions to quickly

Accepted Answer

A) sodium ion; diffuse into the neuron. 
B) sodium ion; diffuse out of the neuron. 
C) potassium ion; diffuse into the neuron. 
D) potassium ion; diffuse out of the neuron. 
A) sodium ion; diffuse into the neuron. 
B) sodium ion; diffuse out of the neuron. 
C) potassium ion; diffuse into the neuron. 
D) potassium ion; diffuse out of the neuron.

Question 6

The parasympathetic division of ANS

Accepted Answer

A) carries nerve impulses to the visceral organs to prepare the body for resting and digesting. 
B) carries sensory information from skeletal muscles to the CNS. 
C) carries nerve impulses to the visceral organs to prepare the body for fight or flight. 
D) controls the skeletal muscles. 
E) carries sensory information from visceral organs to the CNS. 
A) carries nerve impulses to the visceral organs to prepare the body for resting and digesting. 
B) carries sensory information from skeletal muscles to the CNS. 
C) carries nerve impulses to the visceral organs to prepare the body for fight or flight. 
D) controls the skeletal muscles. 
E) carries sensory information from visceral organs to the CNS.

Question 7

The ____________ is involved in controlling complex learned activities, such as driving.

Accepted Answer

A) common integrative area 
B) premotor area 
C) prefrontal area 
D) Broca area 
E) Wernicke area 
A) common integrative area 
B) premotor area 
C) prefrontal area 
D) Broca area 
E) Wernicke area

Question 8

The _________ increases the speed of nerve impulse transmission.

Accepted Answer

A) myelin sheath 
B) terminal bouton 
C) cell body 
D) axon 
A) myelin sheath 
B) terminal bouton 
C) cell body 
D) axon

Question 9

The __________ releases the neurotransmitters into the synaptic cleft.

Accepted Answer

A) axon 
B) terminal bouton 
C) myelin sheath 
D) cell body 
A) axon 
B) terminal bouton 
C) myelin sheath 
D) cell body

Question 10

__________ is filled with blood and absorbs the cerebrospinal fluid.

Accepted Answer

A) Subdural space 
B) Epidural space 
C) Dural sinus 
D) Subarachnoid space 
A) Subdural space 
B) Epidural space 
C) Dural sinus 
D) Subarachnoid space

Question 11

Which of the following is not a function of the cerebrospinal fluid?

Accepted Answer

A) It transports ions. 
B) It transports neurotransmitters. 
C) It transports nutrients and wastes. 
D) It provides the brain with buoyancy. 
A) It transports ions. 
B) It transports neurotransmitters. 
C) It transports nutrients and wastes. 
D) It provides the brain with buoyancy.

Question 12

The axons of the sympathetic postganglionic neurons secrete

Accepted Answer

A) acetylcholine or epinephrine. 
B) epinephrine. 
C) acetylcholine or norepinephrine. 
D) norepinephrine. 
E) acetylcholine. 
A) acetylcholine or epinephrine. 
B) epinephrine. 
C) acetylcholine or norepinephrine. 
D) norepinephrine. 
E) acetylcholine.

Question 13

The sensory nerve impulses from teeth and gums are carried to the brain by the ___________ nerve.

Accepted Answer

A) accessory 
B) vagus 
C) abducens 
D) trigeminal 
A) accessory 
B) vagus 
C) abducens 
D) trigeminal

Question 14

The ____________ are bundles of myelinated and unmyelinated axons of interneurons extend superiorly and inferiorly in the spinal cord.

Accepted Answer

A) lateral horns 
B) anterior horns 
C) posterior horns 
D) nerve tracts 
A) lateral horns 
B) anterior horns 
C) posterior horns 
D) nerve tracts

Question 15

____________ is the portion of a neuron that contains the nucleus and the other usual cytoplasmic organelles.

Accepted Answer

A) Terminal bouton 
B) Axon 
C) Myelin sheath 
D) Cell body 
A) Terminal bouton 
B) Axon 
C) Myelin sheath 
D) Cell body

Question 16

The areas identifying sensations from skin stimulation are located in the _____________.

Accepted Answer

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

Question 17

Parasympathetic stimulation

Accepted Answer

A) increases blood supply to skeletal muscles and digestive organs. 
B) decreases blood supply to skeletal muscles and digestive organs. 
C) increases blood supply to skeletal muscles and decreases blood supply to digestive organs. 
D) decreases blood supply to skeletal muscles and increases blood supply to digestive organs. 
A) increases blood supply to skeletal muscles and digestive organs. 
B) decreases blood supply to skeletal muscles and digestive organs. 
C) increases blood supply to skeletal muscles and decreases blood supply to digestive organs. 
D) decreases blood supply to skeletal muscles and increases blood supply to digestive organs.

Question 18

The cell bodies of the sympathetic preganglionic neurons are located in the

Accepted Answer

A) spinal cord only. 
B) brain and the spinal cord. 
C) autonomic ganglia located very near or within the effectors. 
D) brain only. 
E) autonomic ganglia located far away from the effectors. 
A) spinal cord only. 
B) brain and the spinal cord. 
C) autonomic ganglia located very near or within the effectors. 
D) brain only. 
E) autonomic ganglia located far away from the effectors.

Question 19

In the process of repolarization of a neuron, the _________ flow of K+ causes the ECF along the outside of plasma membrane to become __________ charged.

Accepted Answer

A) inward; negatively 
B) outward; positively 
C) outward; negatively 
D) inward; positively 
A) inward; negatively 
B) outward; positively 
C) outward; negatively 
D) inward; positively

Question 20

The posterior root ganglion contains the

Accepted Answer

A) cell bodies of motor neurons. 
B) axons of both sensory and motor neurons. 
C) axons of sensory neurons. 
D) axons of motor neurons. 
E) cell bodies of sensory neurons. 
A) cell bodies of motor neurons. 
B) axons of both sensory and motor neurons. 
C) axons of sensory neurons. 
D) axons of motor neurons. 
E) cell bodies of sensory neurons.

___________ is a progressive degeneration of the myelin sheath around the axons in the CNS.

Brainstem refers to the part of the brain consisting of

The sympathetic division of ANS

The cerebrospinal fluid is formed in the

When a neuron is activated by a threshold stimulation, _________ channels open, which allows these ions to quickly

The parasympathetic division of ANS

The ____________ is involved in controlling complex learned activities, such as driving.

The _________ increases the speed of nerve impulse transmission.

The __________ releases the neurotransmitters into the synaptic cleft.

__________ is filled with blood and absorbs the cerebrospinal fluid.

Which of the following is not a function of the cerebrospinal fluid?

The axons of the sympathetic postganglionic neurons secrete

The sensory nerve impulses from teeth and gums are carried to the brain by the ___________ nerve.

The ____________ are bundles of myelinated and unmyelinated axons of interneurons extend superiorly and inferiorly in the spinal cord.

____________ is the portion of a neuron that contains the nucleus and the other usual cytoplasmic organelles.

The areas identifying sensations from skin stimulation are located in the _____________.

Parasympathetic stimulation

The cell bodies of the sympathetic preganglionic neurons are located in the

In the process of repolarization of a neuron, the _ flow of K⁺ causes the ECF along the outside of plasma membrane to become __ charged.

The posterior root ganglion contains the

Introduction to the Human Body

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Cell

Tissues and Membranes

Integumentary System

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Exam 8: Nervous System

___________ is a progressive degeneration of the myelin sheath around the axons in the CNS.

Brainstem refers to the part of the brain consisting of

The sympathetic division of ANS

The cerebrospinal fluid is formed in the

When a neuron is activated by a threshold stimulation, _________ channels open, which allows these ions to quickly

The parasympathetic division of ANS

The ____________ is involved in controlling complex learned activities, such as driving.

The _________ increases the speed of nerve impulse transmission.

The __________ releases the neurotransmitters into the synaptic cleft.

__________ is filled with blood and absorbs the cerebrospinal fluid.

Which of the following is not a function of the cerebrospinal fluid?

The axons of the sympathetic postganglionic neurons secrete

The sensory nerve impulses from teeth and gums are carried to the brain by the ___________ nerve.

The ____________ are bundles of myelinated and unmyelinated axons of interneurons extend superiorly and inferiorly in the spinal cord.

____________ is the portion of a neuron that contains the nucleus and the other usual cytoplasmic organelles.

The areas identifying sensations from skin stimulation are located in the _____________.

Parasympathetic stimulation

The cell bodies of the sympathetic preganglionic neurons are located in the

In the process of repolarization of a neuron, the _________ flow of K+ causes the ECF along the outside of plasma membrane to become __________ charged.

The posterior root ganglion contains the

Introduction to the Human Body

Chemical Aspects of Life

Cell

Tissues and Membranes

Integumentary System

Skeletal System

Muscular System

Senses

Endocrine System

Blood

Heart and Blood Vessels

Lymphatic System and Defenses Against Disease

Respiratory System

Digestive System

Urinary System

Reproductive Systems

Pregnancy, Prenatal Development, and Genetics

Filters

In the process of repolarization of a neuron, the _ flow of K⁺ causes the ECF along the outside of plasma membrane to become __ charged.