Structure and Functions of CNS1 Flashcards

1
Q

Where is the grey matter in the brain?

A

On the outside

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2
Q

What is cerebral cortex?

A

Outer layer of brain

Grey matter

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3
Q

Gyrus

A

Ridge

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4
Q

Sulci

A

Groove in cerebral cortex

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5
Q

Fissure

A

Larger sulci

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6
Q

What does central sulcus divide?

A

Motor (front) and sensory area (behind)

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7
Q

What does parietal fissure separate?

A

Frontal from temporal love

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8
Q

What does great longitudinal fissure separate?

A

2 cerebral hemispheres

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9
Q

What is the corpus callosum

A

Nerve fibres joining the two hemispheres

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10
Q

What does the lateral fissure separate?

A

Temporal lobe from frontal and parietal

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11
Q

Cingulate gyrus

A

the curved fold covering the corpus callosum

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12
Q

Calcarine sulcus

A

Separates occipital lobe into inferior and superior parts

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13
Q

What forms grey matter?

A

Nerve cell bodies

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14
Q

What forms white matter?

A

Axons

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15
Q

What is frontal lobe syndrome?

A

Difficulty initiating behaviour

Inability to stop a behavioural pattern

Difficulties in planning and problem solving

Incapable of creative thinking

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16
Q

Apraxia

A

Difficulty planning and performing motor activities

17
Q

Agnosia

A

Inability to recognise objects, faces, smells or sound

18
Q

Aphasia

A

Difficulty with production and comprehension of language or speech, read, write

19
Q

Amnesia

A

Memory loss- forming new memory’s recognise families places, faces

20
Q

Broca’s Aphasia

A

Motor or non-fluent aphasia
Patient know what want to say but cannot express it

Comprehension mildly affected

In frontal lobe

21
Q

Wernicke’s Aphasisa

A

Speech fluent
Loss of language comprehension
Cant produce meaningful speech
Damage to left posterior superior temporal gyrus

22
Q

Left Frontal lobe function

23
Q

Left side Temporal lobe function

A

Verbal memory (words)
Understanding spoken language
Hearing

24
Q

Left side Parietal lobe function

A

Writing and Calculation
Body orientation
Touch perception

25
Right side Parietal lobe
Spatial imaging Dressing Drawing Finding ones way around
26
Right temporal lobe
Visual memory
27
Falx cerebri
Separate 2 hemispheres from left to righ
28
Tentorium cerebelli
Separate cerebrum from cerebellum
29
Falx cerebelli
Separate 2 hemispheres of cerebellum
30
What does diencephalon constitute of?
Basal ganglia | Thalamus
31
Basal ganglia
Collection of nuclear masses that lie within cerebral hemispheres
32
Where are the respiratory, cardiac, vasomotor centres?
Brainstem
33
What are the cerebellar peduncles?
Superior, middle, inferior | Connect cerebellum to brainstem
34
Superior to inferior names of part of brainstem
Midbrain Pons Medulla