cerebral hemisphere Flashcards

1
Q

what are basal ganglia

A

collection of neuronal cell bodies buried in the white matter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

what is a sulcus

A

dip in hemisphere

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

what is a gyrus

A

elevation of hemisphere

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what is a fissure

A

deep sulcus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

corpus callosum

A

bridge between the two hemispheres

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

what function is controlled by the frontal lobe (precentral sulcus)

A

motor functions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

what functions occurs posterior to the central sulcus

A

sensory functions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

what is area 4

A

primary motor cortex- somatotropin representation of contralateral half of body

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what is area 44/45

A

brocas area of motor speech

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what is area 3,1,2

A

primary sensory area in post central gyrus.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

function of inferior parietal lobule

A

interface between somatosensory cortex and visual and auditory association areas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

function of sensory parietal lobule

A

Interpretation of general sensory information and conscious awareness of contralateral half of body

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Parietal lobe lesion

A

hemi-sensory neglect, can’t distinguish between right and left

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

what are areas 41,42

A

primary auditory cortex- superior temporal gyrus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

where do you find the auditory association areas posterior to 41,42

A

crucial for understanding of spoken words.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

basic functions of temporal lobe

A

hearing and smell

17
Q

basic function of occipital lobe

A

vision

18
Q

basic function of limbic lobe

A

memory and emotions

19
Q

name 3 types of white fibre in the hemisphere

A

commissural fibres
association fibres
projection fibres

20
Q

what is tractography

A

recent 3D modelling technique that maps out functional white matter tracts using data collected by MRI

21
Q

what is the internal capsule

A

dense white matter fibres, derives blood supply from branch of middle cerebral artery and can be affected in stroke

22
Q
A