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2ND SEM NEUROANATOMY > [RECALLS] PRELIM EXAM > Flashcards

[RECALLS] PRELIM EXAM Flashcards

1
Q

Most sensitive to local anesthesia

A

Nerve fiber C

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2
Q

Produce CSF

A

Ependymal cell

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3
Q

Difference of PNS and CNS

A

Mesaxon

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4
Q

Makes op most subcortical white matter

A

Association

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5
Q

Betz cell

A

Inner pyramidal

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6
Q

If the axon of the nerve cell is divided:

A

Degenrative changes:

  1. Distal segment that is separated from cell body
  2. Portion of the axon proximal to injury
  3. Cell body from which the axon arises
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7
Q

Changes in distal segment

A

Wallerian

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8
Q

Changes in cell body following injury to axon

A

Retrograde

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9
Q

Nissl material is dispersed through the cytoplasm

A

Chromatolysis

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10
Q

Changes occurs 2 days

A

2 weeks

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11
Q

Primary visual cortex

A

Area 17

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12
Q

Encapsulated except

A

Hair follicle receptors

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13
Q

Glial cell functions

A

Protect and support

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14
Q

Peripheral

A

Ganglion

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15
Q

Where can type C fiber not found

A

Preganglionic

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16
Q

Left frontal affected

A

Speech

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17
Q

Anterior neuropore closes at

A

25th

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18
Q

Corpus callosum contains what type of fibers

A

Comissural

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19
Q

Axon

A

Transmit data

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20
Q

What germ layer does the brain or nervous system originate from:

A

Ectoderm

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21
Q

What separates the supratentorial from the infratentorial:

A

Tentorium cerebelli

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22
Q

What is derived from the mesencephalon?

A

AOTA (tectum, tegmentum and aqueduct of sylvius)

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23
Q

Location of the postcentral gyrus

A

Parietal

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24
Q

Most common cause of neural tube defect

A

Folic acid deficiency

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25
Q

What day does the neuropore close?

A

25

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26
Q

What is the area where two neurons make connection:

A

Synapse

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27
Q

Most important stage in the development of the nervous system:

A

First semester

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28
Q

Neurosurgeon is operating, what should not be seen?

A

Macroglia

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29
Q

Function of glial cells

A

AOTA (Provides nutrition, regenerate, support)

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30
Q

What are the primary vesicles

A

Proesencephalon, mesencephalon and rhomboencephalon

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31
Q

Hearing and memory

A

Temporal lobe

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32
Q

Function of axon

A

Transmit data

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33
Q

Function of cell bodies

A

Generates data

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34
Q

Pairs of lumbar nerves

A

5

35
Q

Not considered as function of cerebral cortex:

A. Overall command of nervous system
B. Origin of all voluntary movement
C. Balance
D. Conscious awareness

A

C. Balance

36
Q

Final common pathway relatable to posture is found in this area:

A

A. Cerebellum and brainstem

37
Q

Part of blood brain except:

A

A. Neuronal membrane
B. Meninges
C. Astrocyte foot pads
D. Astrocyte body

38
Q

Astrocytes are found in __________ mater.

A

A. Gray
B. White
C. Both
D. Nor A and B

39
Q

The corpus callosum contains what kind of fibers?

A

Commissural fibers

40
Q

Bounded by cortex, lateral ventricles and basal ganglia:

A

Brainstem

41
Q

Data inside the neuron is electrical in nature this is referred to as:

A

Neural transmission

42
Q

Farmer fell from a 10ft high coconut tree, his peripheral nerves were damaged. If the nerves were divided degenerative changes will take place in, except:

A

A. Distal to the body
B. Proximal to the body
C. Basal nuclei
D. Cell body

43
Q

Following are encapsulated except:

A

A. Hair follicle receptors
B. Neurotendinous
C. Neuromuscular
D. Ruffini

44
Q

From the statement “farmer fell” what will happen to his cell body:

A

A. Wallerian degeneration
B. Retrograde
C. Chromatolysis
D. All of the above

45
Q

Difference between PNS and CNS

A

A. Presence of nodes of ranvier
B. Of incisure
C. Mesaxon
D. Cells producing myelination

46
Q

Child got burned, what receptor?

A

Free nerve endings

47
Q

Sensitive to local anesthesia:

A

Type C

48
Q

Visual area

A

Area 17

49
Q

Injured nerve, change occurs

A

2 days, 2 weeks

50
Q

Paralysis contralateral leg

A

Medial area 4

51
Q

These are glial cells:

A. Fibrous astrocytes
B. Oligodendrocytes
C. Ependymal cells
D. AOTA

A

D. AOTA

52
Q

Call center agent interruption in chages in posture due to overseas calls which are false?

A

A. Gravity muscles are well toned
B. Summation of impulses on anterior gray horn cells from other NS
C. A number of small muscle fibers are continously contracting to maintain posture
D. Posture depends on simple muscle reflex

53
Q

Projection fibers

A

A. Corticospinal tract

B. Thalamus

54
Q

Unmyelinated or nonmyelinated fibers are found in the following except:

A

A. Postganglionic sympathetic autonomic
B. Preganglionic autonomic
C. Parasympathetic autonomic
D. Autonomic nerve fibers to smooth muscle

55
Q

Betz cells are found in what layer of the cortex

A

A. Molecular
B. Internal pyramidal ANS
C. External granular
D. Multiform

56
Q

Rods and cones are what type of receptors:

A

A. Electromagentic ANS
B. Mechanoreceptor
C. Chemoreceptor

57
Q

Involved in masterplan

A

Gene

58
Q

Brainstem is derived from:

A

A and B only (Mesencephalon and Rhomboencephalon)

59
Q

Myelinates the CNS

A

Oligodendrocytes

60
Q

Final driver of synaptic connection

A

A. Gene
B. Transmitters
C. All of the above
D. Experience

61
Q

Cell bodies of neurons are located in the

A

Gray matter

62
Q

Cells surrounding the ventricles and walls

A

Ependymal

63
Q

Separates the temporal lobe from the frontal lobe

A

A. Sylvian fissue
B. Rolandic fissurre
C. Central sulcus
D. Longitudinal fissure

64
Q

Patient with Schwannoma, how many cervical nerves

A

8

65
Q

There are ____ pairs of nerves in the sacral.

A

5

66
Q

Lesion site with paralysis of lower extremity

A

Medial frontal (area 4)

67
Q

Characteristic of type C fibers

A

Unmyelinated

68
Q

Best description of CNS

A

Connection of glial cells are Schmidt lanterman incisure

69
Q

Characteristics of dendrites rather than axon

A

Contain nissl bodies

70
Q

Not part of the PNS

A

Spinal cord

71
Q

Where can type C fibers not found

A

Preganglionic

72
Q

Axon

A

A. Transmit data
B. Generate data
C. Receive data

73
Q

Makes up most of subcortical white matter

A

Association fibers

74
Q

Area for origin of all voluntary movement:

A

Brodmann’s area 4 6 8

75
Q

Area for proper response to stimuli:

A

Prefrontal lobe area 9-12

76
Q

Primary motor area

A

Area 4

77
Q

Supplementary motor area

A

Area 6 and 8

78
Q

Brocas area

A

Area 44

79
Q

Posterior to the rolandic sulcus

A

Parietal lobe

80
Q

Also part of the limbic system

A

Prefrontal lobe

81
Q

Receives, collects, processes and interprets general sensory stimuli

A

Parietal lobe

82
Q

Inferior to the sylvian fissure

A

Temporal lobe

83
Q

Receives, collects, processes and interprets auditory stimuli

A

Temporal lobe

2ND SEM NEUROANATOMY (14 decks)

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