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Flashcards in Chapter 18 Deck (54):
1

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

C. Central nervous system
(Pg 393)

2

2. ______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

F. Peripheral nervous system
(Pg 394)

3

3. ______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. Afferent division
(Pg 394)

4

4. ______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

H. Sympathetic division
(Pg 395)

5

5. _______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

G. Somatic nervous system
(Pg 394)

6

6. ______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

B. Autonomic nervous system
(Pg 395)

7

7. ______ 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

D. Efferent nervous system
(Pg 394)

8

8. ______ 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

E. Parasympathetic division
(Pg 395)

9

9. ______ has the ability of phagocytosis

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

B. Microglia
(Pg396)

10

10. ______ helps to form the blood-brain barrier


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

A. Astrocyte
(Pg396)

11

11. ______ produces fatty myelin sheath in the PNS

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

D. Schwann cell
(Pg 398)

12

12. _____ largest and most numerous of the neuroglial cells

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

A. Astrocyte
(Pg395)

13

13. ______ produces myelin sheath in the CNS


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

C. Oligodendrocyte
(Pg 397)

14

14. _______ type of neuroglia that forms the neurilemma

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

D. Schwann cell
(Pg398)

15

15. _______ "star cell"

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

A. Astrocyte
(Pg395)

16

16. _____disorder of this cell associated with multiple sclerosis
A. Astrocyte
B. microglia
C. Oligodendrocyte
D. Schwann cell

C. Oligodendrocyte
(Pg398)

17

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

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

C. Both A and B
(Pg 399)

18

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

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

B. Dendrites
(Pg399)

19

19. 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. Multipolar neuron
(Pg 401)

20

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

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

C. Interneuron
(Pg402)

21

21. 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

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

22

22. 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

C. Epineurium
(Pg 404)

23

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

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

B. Motor nerves
(Pg 404)

24

24. Nerves that contain mostly efferent fibers are called:

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

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)