Physiology II - Exam 1 - Practice Questions Flashcards

1
Q
A

C. A collection of cell bodies and dendrites in the midbrain.

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2
Q
A

D. Sarcoplasmic reticulum

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3
Q
A

B. Diencephalon

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4
Q
A

B. Meningocele

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5
Q
A

C. Mesencephalon

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6
Q
A

B. Ventral (anterior) horns

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7
Q
A

B. Glutamate

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8
Q
A

B. Central sulcus

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9
Q
A

C. Leakage of potassium ions

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10
Q
A

D. Temporal lobe

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11
Q
A

A. Acetylcholine

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12
Q
A

D. Excitatory interneurons

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13
Q
A

B. Dendrite

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14
Q
A

C. Relay all sensory information, except smell, to the cerebral cortex

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15
Q
A

B. Ia inhibitory interneurons

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16
Q
A

A. Activation results in opening of an ion channel

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17
Q
A

C. Time it takes to “jump” from one node of Ranvier to the next one

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18
Q
A

C. Serotonin

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19
Q
A

C. Angular gyrus.

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20
Q
A

B. Loss of transfer of visual info from the right hemisphere into Wernicke’s area

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21
Q
A

A. Thalamus

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22
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A

E. V and VI

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23
Q
A

D. Wernike’s area

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24
Q
A

B. Primary sensory cortex

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25
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A

A. True

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26
Q
A

C. Discharge zone

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27
Q
A

C. First node of Ranvier

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28
Q
A

C. Movement of eye upward

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29
Q
A

D. Strychnine

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30
Q
A

D. Wernike’s area

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31
Q
A

B. Granular cells

32
Q
A

A. Slow adapting

33
Q
A

C. Labeled line principle

34
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A

D. Chemical

35
Q
A

B. It is carried by Aδ fibers.

36
Q
A

A. Pain

37
Q
A

A. 1, 2, 3

38
Q
A

A. Lateral spinothalamic pathway

39
Q
A

C. Reticular formation

40
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A

A. Periaquaductal gray

41
Q
A

C. Nucleus ruber

42
Q
A

B. Secondary (second order) neurons

43
Q
A

A. Somatosensory cortex

44
Q
A

A. Dorsal column-medial lemniscal pathway

45
Q
A

C. In the reticular formation

46
Q
A

B. Sensations of pain, heat, and cold are lost on the side of the transection below the level of transection.

47
Q
A

A. Medial lemniscal

48
Q
A

C. Liver parenchyma

49
Q
A

D. 60 diopters

50
Q
A

C. Refractive power

51
Q
A

B. 2 μm

52
Q
A

B. Hyperopia

53
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A

C. Myopia

54
Q
A

D. The eyeball is too long

55
Q
A

D. Scotopsin and all-trans retinal

56
Q
A

E. The inside of the rod membrane has a potential of -70 mV.

57
Q
A

A. Transducin

58
Q
A

C. Lateral geniculate nucleus

59
Q
A

D. Amacrine cells

60
Q
A

D. They are probably responsible for all color vision.

61
Q
A

A. They constitute the magnocellular region of the lateral geniculate nucleus.

62
Q
A

D. Y type ganglion cells

63
Q
A

D. Ganglion cells

64
Q
A

B. 50 percent

65
Q
A

A. 0

66
Q
A

B. 6

67
Q
A

D. Place principle

68
Q
A

A. Length of fibers increases from the oval window to the apex and diameter of the fibers decreases from the oval window to the apex.

69
Q
A

A. High concentration of potassium in the endolymph

70
Q
A

A. Attenuation reflex

71
Q
A

A. Tympanic membrane -> malleus -> incus -> stapes -> oval window

72
Q
A

B. Scala vestibuli/scala media

73
Q
A

B. Reissner’s membrane

74
Q
A

D. Reticular activating system

75
Q
A

D. Thalamus

76
Q
A

C. Tectorial membrane

77
Q
A

A. Dorsal and ventral cochlear nuclei; Superior olivary nucleus; Medial geniculate nucleus (thalamus); Auditory cortex