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Year 2 - Neurology > Topography of the Brain > Flashcards

Topography of the Brain Flashcards

1
Q

superficial and deep veins of the brain drain into what?

A

venous sinuses

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2
Q

where do the venous sinuses lie

A

between 2 layers of dura mater

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3
Q

the dural venous sinuses join together to ultimately drain into the

A

internal jugular veins

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4
Q

white matter contains

A

myelinated axons

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5
Q

grey matter contains

A

neuronal cell bodies

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6
Q

tracts are essentially

A

fibre pathways passing through the CNS carrying a specific modality

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7
Q

ventricles are ….. within the brain

A

spaces

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8
Q

what lies within the cerebral hemispheres?

A

lateral ventricles

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9
Q

what lies within the diencephalon?

A

3rd ventricle

thalamus

hypothalamus

ventral thalamus

epithalamus

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10
Q

within the midbrain lies the ……. ……..

A

cerebral aqueduct

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11
Q

between the pons and medulla (in front) and the cerebellum (at the back) lies the… ……

A

4th ventricle

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12
Q

between what two layers does the CSF lie?

A

pia mater

arachnoid mater

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13
Q

where is CSF formed?

A

choroid plexus in each ventricle

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14
Q

where is CSF found in the brain?

A

ventricles

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15
Q

where is CSF absorbed?

A

by arachnoid villi into the sagittal sinus

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16
Q

4 main arteries that supply the brain

A

2 internal carotid arteries

two vertebral arteries

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17
Q

what are the vertebral arteries branches of?

A

subclavian

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18
Q

the circle of willis is a protective feature against

A

vast occlusion of large arteries

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19
Q

the two vertebral arteries join together to form the

A

basilar artery

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20
Q

the vertebro-basilar system gives branches that supply what two structures?

A

brainstem and cerebellum

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21
Q

the two posterior cerebral arteries supply which part of the brain?

A

posterior part of the cerebral hemispheres

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22
Q

the venous sinuses lie between what in the brain?

A

2 layers of dura mater

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23
Q

the dural venous sinuses join together to drain into the

A

internal jugular veins

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24
Q

the neural tube develops from the

A

dorsal surface ectoderm

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25
Q

what cranial nerves are found in the brainstem?

A

CN III - XII

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26
Q

3 main parts of the brainstem

A

pons

medulla

midbrain

27
Q

medulla oblongata cavity is the ….

A

4th ventricle

28
Q

2 main surface features of the medulla are:

A

pyramids

olives

29
Q

medulla is connected to the cerebellum by what?

A

inferior cerebellar peduncle

30
Q

what is posterior to the pons?

A

4th ventricle

31
Q

what cranial nerves originate from the surface of the pons?

A

CN V, VI, VII, VIII

32
Q

what cranial nerves originate from the medulla?

A

CN IX, X, XI, XII

33
Q

the mid brain develops from which embryological structure?

A

mesencephalon

34
Q

central cavity of the midbrain is the

A

cerebral aqueduct

35
Q

surface features of the pons

1

A

middle cerebellar peduncle

36
Q

cranial nerves that originate from the midbrain

A

CN III and VI

oculomotor and trochlear

37
Q

right and left hemisphere of the cerebellum is separated by what?

A

vermis

38
Q

the diencephalon lies around which ventricle?

A

3rd

39
Q

Thalamus mainly contains groups of …..

A

nuclei

40
Q

thalamus is a sensory …… station

A

relay

41
Q

hypothalamus is separated from the thalamus by the

A

hypothalamic sulcus

42
Q

the cerebellum coordinates

A

movements

43
Q

where is CSF made?

A

choroid plexus in the ventricles

44
Q

the corpus callosum connects what?

A

the two hemispheres

45
Q

what does the prefrontal cortex mediate?

A

cognitive functions of higher order

intellect, judgement, prediction, planning

46
Q

temporal lobe of the brain is in charge of what?

A

hearing and smell

47
Q

wernickes area is crucial in understanding

A

the spoken word

language area

48
Q

occipital lobe is in charge of

A

vision

49
Q

limbic lobe (in the medial aspect of the cerebral hemisphere) is in charge of

A

memory and emotional aspects of behaviour

50
Q

aphasia

A

problems with speech

damage to a speech area in the brain

51
Q

broca’s area is the …… …….. area

A

motor speech

52
Q

broca’s asphasia

A

understands speech

misses small words ‘walk dog’

KEVIN IN THE OFFICEC

53
Q

werncikes asphasia

A

fluent speech but words/sentences dont make sense

they dont know theyre making mistakes

54
Q

broca’s asphasia is damage to what lobe?

A

frontal

55
Q

werncikes asphasia is damage to what lobe?

A

temporal

56
Q

what are the three types of myelinated axon fibres bundles into tracts

A

commisural

association

projection

57
Q

association fibres connect

A

one part of the cortex with another

58
Q

commisural fibres connect the

A

corresponding areas of the two hemispheres

CORPUS CALLOSUM

59
Q

projection fibres run between the

A

cerebral cortex and various subcortical centres

60
Q

the internal capsule is made up of projection fibres passing to and from the

A

cerebral cortex

61
Q

internal capsule lies between what two structures?

A

thalamus and caudate nucleus (medially)

lentiform nucleus (laterally)

62
Q

basal ganglia is a collection of

A

neuronal cell bodies

grey matter

63
Q

cerebral hemispheres has outer ….. matter and inner ….. matter

A

grey

white

Year 2 - Neurology (31 decks)

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