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BDS2.5 Anatomy > Neuroanatomy 2 > Flashcards

Neuroanatomy 2 Flashcards

1
Q

What CN originate from the brainstem?

A

III-XII

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2
Q

What CN come off the cerebral hemispheres?

A

I & II

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3
Q

What is the role of brainstem centres?

A

Produce rigidity programmed autonomic behaviours essential for survival

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4
Q

What does the midbrain connect?

A

Pons and cerebellum to forebrain

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5
Q

How does the midbrain connect the pons and cerebellum to forebrain?

A

By passing through the opening of Tentorium cerebellum

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6
Q

What is in the central cavity of the midbrain?

A

Aqueduct

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7
Q

What is the only CN to originate posteriorly?

A

IV

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8
Q
A

A = III
B = IV

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9
Q

What part of the brainstem is responsible for cardiorespiratory function?

A

Medulla

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10
Q

What nerves arise from the pons?

A

V
VI
VII
VIII

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11
Q

What CN arise from the medulla?

A

IX
X
XI
XII

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12
Q

How does the medulla connect to the cerebellum?

A

By inferior cerebellar peduncle

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13
Q

How many cerebella pairs of peducles in the medulla connect to the cerebellum?

A

3

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14
Q

What type of tracts are in the anterior surface of the medulla?

A

Descending tracts

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15
Q

What type of tracts are in the posterior medulla?

A

Ascending tracts

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16
Q
A

A = pyramid
B = olive

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17
Q

What is grey vs white matter?

A

A = grey

B = white

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18
Q

What separates the right and left hemispheres of the cerebellum?

A

Vermis

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19
Q

What does each hemisphere of the cerebellum have?

A

Ant. Post. And flocculonodular lobe

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20
Q

What tests can you do to test cerebellum function?

A

Finger-nose-finger test

Knee-heal test

Walking in a straight line

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21
Q

What are the functions of the cerebellum?

A

Posture maintenance

Fine tuning motor activity

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22
Q
A

A = median longitudinal fissure
B = corpus collosum

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23
Q

What is infront of the central sulcus?

A

Main motor coordinating area of the sulcus

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24
Q
A

A = central sulcus
B = lateral sulcus
C = major auditory area

25
Q
A

A = broca’s motor speech area
B = wernicke’s sensory speech area

26
Q

What part of the cerebral hemisphere is sensory and motor?

A

Anterior is motor
Posterior is sensory

27
Q

What is the medial portion of the cerebral cortex?

A

storage and retrieval of processed information

28
Q

What does the temporal part of cerebral cortex detect?

A

Hearing and smell

29
Q

What is the occipital part of the brain detect?

A

Vision

30
Q

What separates the 2 occipital lobes from the cerebellum?

A

Tentorium cerebelli

31
Q

What separates the right and left cerebral hemispheres?

A

Falx cerebelli

32
Q
A
33
Q

Pontomedullary?

A

Area connecting the pons and midbrain

34
Q
A
35
Q
A

A = IV ventricle

B = dorsal columns

36
Q

What does the cerebellum receive information from?

A
  1. Pyramidal tracts (motor intention of brain)
  2. Ipsilateral proprioceptors from periphery
  3. Vestibular nucleii re. balance and posture
37
Q

What does the cerebellum send info to?

A

Cerebral cortex

38
Q

How does the cerebellum send info to the cerebral cortex?

A

Via the superior cerebellar peducle

39
Q

In the brain, does grey or white matter sit on the outside?

A

Grey matter on outside

40
Q

What is basal ganglia?

A

Collection of neural cell bodies buried in the white matter

41
Q
A

A = grey matter
B = white matter
C = lateral ventricle is the cavity in each hemisphere

42
Q

What are the 2 areas for speech perception in the brain?

A

Broco’s motor speech area

Wernicke’s sensory speech area

43
Q
A
44
Q
A
45
Q

What is A and its role?

A

Cingulate gurus = emotions and memory

46
Q

What is region A and its function

A

A = calcarine fissure = visual vortex

47
Q

What does the frontal part of the cortex detect?

A

Motor function and intellect

48
Q

What does the parietal part of the cortex detect?

A

Somatosensory

49
Q

Wernicke’s area?

A

Area is the auditory association area necessary for recognition of spoken word. Is in the dominant hemisphere

50
Q

What area are highlighted here?

A

Language areas

51
Q

What is the term for problem with speech due to damage to one or more speech areas in brain?

A

Aphasia

52
Q
A
53
Q

Name the cortex

A
54
Q

Where is the primary auditory cortex located?

A

Superior temporal gyrus

55
Q

What is heschl’s convolutions?

A

Conscious appreciation of sound

56
Q

What does the inferior surface of the temporal lobe receive fibres from?

A

Olfactory tract - conscious appreciation of smell

57
Q

Occipital lobe - name areas 17 & 18

A

17 = primary visual cortex
18 = visual association cortex

58
Q

18 is the visual association cortex - what does it do?

A

Concerned with interpretation of visual images

59
Q

Role of the limbic lobe?

A

Memory and emotional aspects of behaviour

BDS2.5 Anatomy (28 decks)

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