Chapter 18 Flashcards

(54 cards)

1
Q
  1. _____consists of the brain and spinal cord
A. Afferent division
B. Autonomic nervous system
C. Central nervous system
D. Efferent nervous system
E. Parasympathetic division
F. Peripheral nervous system
G. Somatic nervous system
H. Sympathetic division
A

C. Central nervous system

Pg 393

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2
Q
  1. ______composed of nerves arising from the brain and spinal cord
A. Afferent division
B. Autonomic nervous system
C. Central nervous system
D. Efferent nervous system
E. Parasympathetic division
F. Peripheral nervous system
G. Somatic nervous system
H. Sympathetic division
A

F. Peripheral nervous system

Pg 394

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3
Q
  1. ______PNS subdivision that transmits incoming information from the sensory organs to the CNS
A. Afferent division
B. Autonomic nervous system
C. Central nervous system
D. Efferent nervous system
E. Parasympathetic division
F. Peripheral nervous system
G. Somatic nervous system
H. Sympathetic division
A

A. Afferent division

Pg 394

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4
Q
  1. ______Produces the “fight or flight” response
A. Afferent division
B. Autonomic nervous system
C. Central nervous system
D. Efferent nervous system
E. Parasympathetic division
F. Peripheral nervous system
G. Somatic nervous system
H. Sympathetic division
A

H. Sympathetic division

Pg 395

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5
Q
  1. _______subdivision that carries information from the CNS to skeletal muscle
A. Afferent division
B. Autonomic nervous system
C. Central nervous system
D. Efferent nervous system
E. Parasympathetic division
F. Peripheral nervous system
G. Somatic nervous system
H. Sympathetic division
A

G. Somatic nervous system

Pg 394

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6
Q
  1. ______subdivision of efferent division that transmits information to smooth muscle, cardiac muscle, and glands
A. Afferent division
B. Autonomic nervous system
C. Central nervous system
D. Efferent nervous system
E. Parasympathetic division
F. Peripheral nervous system
G. Somatic nervous system
H. Sympathetic division
A

B. Autonomic nervous system

Pg 395

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7
Q
  1. ______ consists of outgoing motor pathways
A. Afferent division
B. Autonomic nervous system
C. Central nervous system
D. Efferent nervous system
E. Parasympathetic division
F. Peripheral nervous system
G. Somatic nervous system
H. Sympathetic division
A

D. Efferent nervous system

Pg 394

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8
Q
  1. ______ coordinates the body’s normal resting activities
A. Afferent division
B. Autonomic nervous system
C. Central nervous system
D. Efferent nervous system
E. Parasympathetic division
F. Peripheral nervous system
G. Somatic nervous system
H. Sympathetic division
A

E. Parasympathetic division

Pg 395

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9
Q
  1. ______ has the ability of phagocytosis

A. Astrocyte
B. microglia
C. Oligodendrocyte
D. Schwann cell

A

B. Microglia

Pg396

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10
Q
  1. ______ helps to form the blood-brain barrier

A. Astrocyte
B. microglia
C. Oligodendrocyte
D. Schwann cell

A

A. Astrocyte

Pg396

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11
Q
  1. ______ produces fatty myelin sheath in the PNS

A. Astrocyte
B. microglia
C. Oligodendrocyte
D. Schwann cell

A

D. Schwann cell

Pg 398

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12
Q
  1. _____ largest and most numerous of the neuroglial cells

A. Astrocyte
B. microglia
C. Oligodendrocyte
D. Schwann cell

A

A. Astrocyte

Pg395

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13
Q
  1. ______ produces myelin sheath in the CNS

A. Astrocyte
B. microglia
C. Oligodendrocyte
D. Schwann cell

A

C. Oligodendrocyte

Pg 397

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14
Q
  1. _______ type of neuroglia that forms the neurilemma

A. Astrocyte
B. microglia
C. Oligodendrocyte
D. Schwann cell

A

D. Schwann cell

Pg398

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15
Q
  1. _______ “star cell”

A. Astrocyte
B. microglia
C. Oligodendrocyte
D. Schwann cell

A

A. Astrocyte

Pg395

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16
Q
16. \_\_\_\_\_disorder of this cell associated with multiple sclerosis
A. Astrocyte
B. microglia
C. Oligodendrocyte
D. Schwann cell
A

C. Oligodendrocyte

Pg398

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17
Q
  1. Which of the following is/are classified as nerve fibers?

A. Axon
B. Dendrites
C. Both A and B
D. None of the above

A

C. Both A and B

Pg 399

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18
Q
  1. Which of the following conduct impulses toward the cell body?

A. Axons
B. Dendrites
C. Nissl bodies
D. None of the above

A

B. Dendrites

Pg399

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19
Q
  1. A neuron with one axon and several dendrites is a:

A. Multipolar neuron
B. Unipolar neuron
C. Bipolar neuron
D. None of the above

A

A. Multipolar neuron

Pg 401

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20
Q
  1. Which type of neuron lies entirely within the CNS?

A. Afferent
B. Efferent
C. Interneuron
D. None of the above

A

C. Interneuron

Pg402

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21
Q
  1. Which sequence best represents the course of an impulse over a reflex arc?

A. Receptor, synapse, sensory neuron, motor neuron, effector
B. Effector, sensory neuron, synapse, motor neurons, receptor
C. Receptor, motor neuron, synapse, sensory neuron, effector
D. Receptor, sensory neuron, interneuron, motor neuron, effector

A

D. Receptor, sensory neuron, interneuron, motor neuron, effector
(Pg 402)

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22
Q
  1. A complete nerve, consisting of numerous fascicles and their blood supply, is held together by a fibrous coat called the:

A. Endoneurium
B. Perineurium
C. Epineurium
D. Fascicles

A

C. Epineurium

Pg 404

23
Q
  1. Small, distinct regions of gray matter within the CNS are usually called:

A. White matter
B. Motor nerves
C. Mixed nerves
D. Schwann nerves

A

B. Motor nerves

Pg 404

24
Q
  1. Nerves that contain mostly efferent fibers are called:

A. Sensory nerves
B. Motor nerves
C. Mixed nerves
D. Schwann nerves

A

B. Motor nerves

Pg 404

25
25. Gray matter in the CNS consists of: A. Nerve fibers B. Neuroglia C. Axons D. Cell bodies
D. Cell bodies | Pg 404
26
26. Most nerves in the human nervous system are: A. Sensory nerves B. Motor nerves C. Mixed nerves D. Reflex nerves
C. Mixed nerves | Pg 404
27
TRUE OR FALSE | 27. ______ evidence now indicates that neurons may be replaced.
TRUE | Pg 404
28
TRUE OR FALSE | 28. ______ Regeneration of nerve fibers will occur if the cell body is intact and the fibers have a neurilemma
TRUE | Pg 404
29
TRUE OR FALSE | 29. _____ There are no differences between the CNS and PNS concerning the repair of damaged fibers.
FALSE | Pg 404
30
30. _________ ____________ is a disorder of the nervous system that involves the glia, rather than neurons.
Multiple Sclerosis | Pg 407
31
31. _____________ is a common type of brain tumor that is usually benign but may still be life-threatening
Glioma | Pg 407
32
32. A highly malignant form of astrocytic tumor is known as _________ _________.
Glioblastoma multiforme | Pg 407
33
33. An Inherited glial disease characterized by numerous benign fibrous neuromas throughout the body is known as _________________.
Neurofibromatosis | Pg 407
34
34. Most disorders of the nervous system cells involve _________ rather than neurons
Glia | Pg 407
35
37. The somatic motor division carries information to the (skeletal OR smooth) muscles.
Skeletal | Pg 394
36
38. Incoming sensory pathways are (afferent OR efferent).
Afferent | Pg394
37
39. The. (Sympathetic OR parasympathetic) division coordinates the body's normal resting activities and is sometimes referred to as the "rest and repair" division
Parasympathetic | Pg 395
38
40. The myelin sheath is produced by (ependymal OR oligodendrocytes) in the CNS.
Oligodendrocytes | Pg 397
39
41. The (Schwann cells OR microglia) are found only in peripheral neurons.
Schwann cells | Pg 397
40
42. Myelin sheath gaps are often called (nodes of Ranvier OR neurilemma).
nodes of Ranvier | Pg 398
41
43. Energy for the neuron is provided by (mitochondria OR Golgi apparatus).
Mitochondria | Pg 399
42
44. Myelinated fibers are (white OR gray)
White | Pg 398
43
45. (Interneurons OR efferent neurons) lie entirely within the central nervous system.
Interneurons | Pg402
44
46. All electrical signals that start in receptors (do OR do not ) invariably travel over a complete reflex car and terminate in effectors
Do not | Pg 403
45
47. _______ axon A. Neurons B. Neuroglia
A. Neurons | Pg 399
46
48. ______ supporting cells A. Neurons B. Neuroglia
B. Neuroglia | Pg 395
47
49. ________ astrocytes A. Neurons B. Neuroglia
B. Neuroglia | Pg 395
48
50. ______ sensory A. Neurons B. Neuroglia
A. Neurons | Pg 402
49
51. ______ conduct impulses A. Neurons B. Neuroglia
A. Neurons | Pg 401
50
52. _______ form the myelin sheath around central nerve fibers A. Neurons B. Neuroglia
B. Neuroglia | Pg 397
51
53. _______ phagocytosis A. Neurons B. Neuroglia
B. Neuroglia | Pg 396
52
54. _______ efferent A. Neurons B. Neuroglia
A. Neurons | (Pg 4010
53
55. _______ Multiple sclerosis A. Neurons B. Neuroglia
B. Neuroglia | Pg 398
54
56. Multipolar A. Neurons B. Neuroglia
A. Neurons | Pg 400