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Neurology > drive - definitions > Flashcards

drive - definitions Flashcards

1
Q

What does white matter contain?

A

Myelinated axons

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2
Q

What does grey matter contain?

A

contains cell bodies and no myelon sheets

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3
Q

What is the function of oligodendrocytes?

A

To myelinate axons in the brain (CNS)

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4
Q

What is the function of Schwann cells?

A

To myelinate axons to the rest of the body (other than the brain) (PNS)

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5
Q

What is a tract (general)

A

The location of a pathway

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6
Q

What is a commissure (general)?

A

Tract connecting one hemisphere to the other, tracts that cross the midline

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7
Q

What are lemnisci?

A

narrow strips of fibres

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8
Q

What are funiculi?

A

rope or cord

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9
Q

What are fasiculi?

A

bundle

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10
Q

What is a capsule (in neuro)?

A

Sheet of white matter fibres that border a nucleus of grey matter

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11
Q

What is a column (in neuro)?

A

Longitudinally running fibres separated by other structures

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12
Q

What is the cortex?

A

Laminated grey matter

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13
Q

What are nuclei (in neuro)

A

A collection of nerve cell bodies with the CNS

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14
Q

What are ganglia?

A

Collection of nerve cell bodies outside the CNS

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15
Q

What does afferent axons do?

A

Take information towards the CNS

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16
Q

What do efferent axons do?

A

The take information to another site away from the CNS

17
Q

What happens at reticular?

A

Grey and white matter mix

18
Q

What are sulci?

A

Grooves

19
Q

What are gyri?

A

Ridges

20
Q

What area of brain is referred to as the prosencephalon?

A

The forebrain

21
Q

What area of brain is referred to as the mesencephalon

A

The midbrain

22
Q

What area of brain is referred to as the rhombencephalon?

A

The hindbrain

23
Q

What area of brain is referred to as the telencephalon?

A

Cerebral hemisphere and lateral ventricles

24
Q

What area of brain is referred to as the diencephalon?

A

Thalamus, hypothalamus and third ventricle

25
Q

What area of brain is referred to as the metencephalon?

A

Cerebellum, pons and upper part of the fourth ventricle

26
Q

What area of brain is referred to as the myelencephalon?

A

The medulla oblongata and lower part of the fourth ventricle

Neurology (10 decks)

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