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Nervous System: Nerve Structure and Function Practice Test

Total questions: 77

Worksheet time: 40mins

Name
Class
Date
1.

Nervous support cells go by many names, but which of these is not one of them?

a)

Neuroglia

b)

Neurotics

c)

Glia

d)

Glial

2.

Which three are the general functions of neuroglia?

a)

Support

b)

Conduct

c)

Insulate

d)

Protect

3.

A star-shaped abundant glial cell that supports and anchors to blood capillaries is called a......

a)

Microglia

b)

Astrocyte

c)

Ependymal

d)

Schwann Cells

4.

The glial cells known to dispose of debris and monitor are called the.....

a)

Astrocytes

b)

Microglia

c)

Oligodendrocytes

d)

Satellite Cells

5.

These support cells help the flow of cerebrospinal fluid through the nervous system.

a)

Astrocyte

b)

Satellite Cells

c)

Ependymal Cells

d)

Microglia

6.

The important support cells help to create the sheathes that insulate our nervous tissue.

a)

Satellite Cells

b)

Oligodendrocytes

c)

Schwann Cells

d)

Astrocytes

7.

These nervous cells help to support our system via protection and cushioning of neuron cell bodies.

a)

Schwann

b)

Satellite

c)

Oligodendrocyte

d)

Ependymal

8.

These cells form our myelin sheath around nerve fibers in the PNS.

a)

Astrocyte

b)

Oligodendrocyte

c)

Schwann

d)

Satellite

9.

What cells in the nervous system support category are the most versatile?

a)

Astrocyte

b)

Oligodendrocyte

c)

Schwann

d)

Ependymal

10.

Which of these are the primary functions of the Nervous system?

a)

Integration

b)

Gratification

c)

Motor Output

d)

Sensory Input

11.

Classification in the Nervous System is based on.......

a)

Location

b)

Structure

c)

Activity

d)

Complexity

12.

The central nervous system consists of which of the following?

a)

Brain

b)

Cranial Nerves

c)

Spinal Cord

d)

Spinal Nerves

13.

The Peripheral Nervous system consists of which of the following?

a)

Brain

b)

Cranial Nerves

c)

Spinal Cord

d)

Spinal Nerves

14.

Sensory Nerves are known as being which type of nerve?

a)

Autonomic

b)

Afferent

c)

Efferent

d)

Voluntary

15.

Motor nerves are classified as being.....

a)

Efferent

b)

Afferent

c)

Central

d)

Peripheral

16.

Somatic sensory nervous carry information from the.....

a)

Skin, Skeletal Muscle, and Joints

b)

Hopes, Feels, and Dreams

c)

Stomach, Heart, Lungs

d)

Brain, Spinal Cord, Neurons

17.

Visceral sensory nerves carry information from the internal organs of the body.

a)

True

b)

False

18.

Motor Somatic Nerves are responsible for.....

a)

Voluntary Movement

b)

Involuntary Movement

c)

Sensing Movement

d)

Control Center Integration

19.

Motor Autonomic Nerves are supposed to control.....

a)

Involuntary Muscle Movement

b)

Voluntary Muscle Movement

c)

Movement Sensation

d)

Control Center Integration

20.

Myelin sheathes are supposed to provide.....

a)

Support

b)

Insulation

c)

Protection

d)

Function

21.

Touching a hot stove sends a message to the spinal cord to pull your hand away. This nerve impulse followed a _________ pathway.

a)

Afferent

b)

Efferent

22.

A muscle receives a message that tells it to contract. This nerve impulse followed an ______________ pathway.

a)

Afferent

b)

Efferent

23.

Schwann cells can be found in the....

a)

Brain

b)

Spinal Cord

c)

Spinal Nerves

d)

Cranial Nerves

24.

Cerebrospinal fluid helps by......

a)

Lubricating the nerves

b)

Cushioning the brain and spinal cord

c)

Providing oxygenated blood to the neurons

d)

Carrying away nervous system waste

25.

Respiratory to Nervous system tie in! What nervous system structures regulated breathing control?

a)

Pons

b)

Medulla

c)

Phrenic Nerve

d)

Intercostal Nerves

26.

What are the major positive ions situated outside the neuron when it is polarized?

a)

Calcium Ions

b)

Sodium Ions

c)

Potassium Ions

d)

Magnesium Ions

27.

During repolarization, what ions are moving out of the cell?

a)

Sodium

b)

Potassium

c)

Both Sodium and Potassium

d)

Calcium

28.

What part of the neuron releases neurotransmitters from vesicles?

a)

Axon Terminals

b)

Dendrites

c)

Axon Hillock

d)

Schwann Cells

e)

Myelin Sheath

29.

An action potential is caused by an influx of ________ ions into the cell.

a)

Potassium

b)

Sodium

c)

Calcium

d)

Magnesium

30.

Neurons either conduct action potentials along the length of their axons, or they remain at rest. This statement best describes ________.

a)

Reflex Arc

b)

All-or-None Response

c)

Saltatory Conduction

d)

Graded Potential

31.

Which one of the following is the correct sequence of events that correlates to the sequence of events of a nerve impulse?

1. the membrane becomes depolarized

2. sodium channels open and sodium ions diffuse inward

3. the membrane becomes repolarized

4. potassium channels open and potassium ions diffuse outward

a)

3, 2, 4, 1

b)

2, 1, 4, 3

c)

2, 1, 3, 4

d)

1, 2, 4, 3

e)

4, 1, 3, 2

32.

Which ion causes neurotransmitter vesicles to fuse with the axon's membrane during the conduction of a nerve impulse from one neuron to the next?

a)

Chlorine

b)

Sodium

c)

Potassium

d)

Calcium

e)

Magnesium

33.

The gap between two communicating neurons is termed ________.

a)

Synaptic Cleft

b)

Cell Body

c)

Node of Ranvier

d)

Axon Hillock

34.

Which of the following terms indicates a nerve impulse has been initiated and is being transmitted?

a)

Graded Potential

b)

Action Potential

c)

Repolarization

d)

Depolarization

35.

Depolarization of neurons results from the entry of sodium ions into the cell.

a)

True

b)

False

36.

A graded potential is to local depolarization as an action potential is to a nerve impulse.

a)

True

b)

False

37.

Once a nerve impulse has traveled the length of the neuron, the neuron may immediately experience another action potential.

a)

True

b)

False

38.

Repolarization occurs in the opposite direction of depolariation.

a)

True

b)

False

39.

The ability for ions to move into and out of the neuron's membrane is due to changes in permeability.

a)

True

b)

False

40.

The process of using a Sodium-Potassium pump uses active transport and requires the presence of __________________

a)

3 Potassium Ions, 2 Sodium Ions, and ATP

b)

2 Potassium Ions, 3 Sodium Ions, and ATP

c)

2 Potassium Ions, 3 Sodium Ions, 1 Calcium Ion, and ATP

d)

3 Potassium Ions, 2 Sodium Ions, 1 Calcium Ion and ATP

41.

The neural processes that convey incoming messages toward the cell body are indicated by ________.

a)

H

b)

G

c)

A

d)

F

e)

B

42.

The metabolic center of the neuron is indicated by ________.

a)

D

b)

F

c)

A

d)

H

e)

I

43.

The axon terminals are indicated by ________.

a)

I

b)

G

c)

B

d)

A

e)

C

44.

The axon is indicated by ________.

a)

B

b)

F

c)

H

d)

I

e)

A

45.

The gaps between Schwann cells are indicated by ________.

a)

D

b)

H

c)

B

d)

F

e)

A

46.

The nucleus of the neuron is indicated by ________.

a)

E

b)

I

c)

A

d)

B

e)

F

47.

The part of the neuron that typically conducts nerve impulses away from the cell body is the ________.

a)

Dendrite

b)

Cell Body

c)

Synaptic Cleft

d)

Axon

48.

The gaps between Schwann cells found at regular intervals in peripheral system neurons are called ________.

a)

Synaptic Clefts

b)

Axon Terminals

c)

Nodes of Ranvier

d)

Myelin Sheaths

49.

Sensory receptors located in muscles and tendons are termed ________.

a)

Meissner's Corpuscles

b)

Proprioceptors

c)

Lamellar Corpuscles

d)

Association Neurons

50.

Myelinated fibers (tracts) form ________ matter while unmyelinated fibers form ________ matter.

a)

sensory ; motor

b)

gray ; white

c)

motor ; sensory

d)

white ; gray

51.

What type of neuron connects sensory and motor neurons in neural pathways?

a)

Interneurons

b)

Afferent Neurons

c)

Efferent Neurons

d)

Bipolar Neurons

52.

What part of the neuron releases neurotransmitters from vesicles?

a)

Axon Terminals

b)

Dendrites

c)

Axon Hillock

d)

Schwann Cells

53.

Ms. Young feels deep pressure during a tooth extraction. Which type of sensory receptor detects this sensation?

a)

Free Nerve Ending

b)

Golgi Tendon Organ

c)

lamellar corpuscle

d)

Meissner's corpuscle

54.

How are neurons with several processes branching off the cell body, such as motor neurons and interneurons (association neurons), structurally classified?

a)

Afferent

b)

Multipolar

c)

Efferent

d)

Bipolar

e)

Unipolar

55.

What are the two major functional properties of neurons?

a)

cover and line body surfaces

b)

contraction and movement

c)

irritability and conductivity

d)

connect and protect

e)

lubricate and secrete

56.

Controls most of the movement of the eye

a)

Abducens

b)

Trochlear

c)

Oculomotor

d)

Hypoglossal

57.

VII MOTOR AND SENSORY NERVE TO 5 PARTS

OF THE FACE - FACIAL EXPRESSION

a)

abducens

b)

facial

c)

trochlear

d)

accessory

58.

sense of smell

a)

olfactory

b)

optic

c)

oculomotor

d)

trigimenal;

59.

hearing and balance

a)

trigeminal

b)

olfactory

c)

hypoglossal

d)

vestibulocochlear

60.

looking outward and up

a)

trochlear

b)

trigeminal

c)

glossopharyngeal

d)

optic

61.

SENSORY AND MOTOR NERVES TO PART OF THE FACE - CHEWING

a)

Trochlear

b)

Trigeminal

c)

Abducens

d)

Facial

62.

Tasting and swallowing

a)

vestibulochelear

b)

vagus

c)

hypoglossal

d)

glossopharyngeal

63.

movement of the tongue talking- speech

a)

accessory

b)

vestibulochlear

c)

hypoglossal

d)

glossopharyngeal

64.

vision

a)

ociulomotor

b)

trigeminal

c)

optic

d)

abducen

65.

MOTOR MOVEMENT OF NECK AND SWALLOWING

a)

accessory

b)

hypoglossal

c)

facial

d)

vagus

66.

Which lobe?

a)

Frontal

b)

Parietal

c)

Temporal

d)

Occipital

67.

Which lobe?

a)

Frontal

b)

Parietal

c)

Temporal

d)

Occipital

68.

Which lobe?

a)

Frontal

b)

Parietal

c)

Temporal

d)

Occipital

69.

Name this structure.

a)

Cerebrum

b)

Cerebellum

c)

Brain Stem

d)

Basal Ganglia

70.

The corpus callosum

a)

manages our understanding of speech and language

b)

cannot process messages sent from the left hand

c)

is a deep fissure in the cerebral cortex

d)

is a thick band of nerve fibres linking the two hemispheres of the brain

71.
The frontal lobe of the cerebral cortex is associated with:
a)
helping us find our position in space
b)
receiving information from bodily sensations
c)
higher-order functions such as planning, reasoning and problem-solving
d)
processing auditory information
72.
Which of the following statements is true about language processing in the brain?
a)
Broca's area in the left frontal lobe is involved in the production of articulate speech
b)
The right hemisphere is where all major language functions are located
c)
The comprehension of speech is a function of Wernicke's area in the left frontal lobe
d)
Damage to Wernicke's area does not cause any speech difficulties
73.
The role of the cerebellum is to 
a)
detect emotions
b)
coordinate posture and balance
c)
process visual information
d)
think symbolically
74.
Which of the four lobes is typically responsible for receiving and processing auditory information?
a)
frontal
b)
parietal
c)
occipital
d)
temporal
75.
Controls vital functions such as breathing and heart rate
a)
Diencephalon
b)
Frontal Lobe
c)
Brain Stem
d)
Cerebellum
76.
Parts of the Brain Stem
a)
Pons & Cerebrum
b)
Cerebrum and Cerebellum
c)
Thalamus and Hypothalamus
d)
Pons & Medulla Oblongata
77.

What part of the brain deals with the thalamus and hypothalamus?

a)

Brain Stem

b)

Cerebellum

c)

Diencephelon

d)

Cerebrum

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