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Neurology System > Neuroanatomy > Flashcards

Neuroanatomy Flashcards

1
Q

What are the 4 lobes of the cerebrum?

A

Occipital lobe
Parietal lobe
Frontal love
Temporal Lobe

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2
Q

What makes up the brainstem?

A

Midbrain
Pons
Medulla

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3
Q

What cranial nerves originate from the brainstem?

A

CN III-XII

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4
Q

What does the medulla continue as?

A

The spinal cord at the foramen magnum

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5
Q

What are some surface features of the medulla?

A

Pyramids and their decussation
Olives laterally
Pyramids medially
CN IX, X, XI and XII

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6
Q

How is the medulla connected to the cerebellum?

A

By the inferior peduncles

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7
Q

Which ventricle lies posterior to the pons?

A

IV

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8
Q

What are the surface features of the pons?

A

Middle cerebellar peduncles

Cranial nerve V, VI, VII and VII originate here

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9
Q

Why is CN V a chunky nerve?

A

Due to its splitting into V1,2,3

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10
Q

Where does the midbrain develop from?

A

Mesencephalon

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11
Q

What is the central cavity of the midbrain?

A

Cerebral aqueduct

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12
Q

What connects the midbrain to the cerebellum?

A

Superior cerebellar peduncle

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13
Q

What connects the midbrain to the cerebrum?

A

Cerebral peduncle

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14
Q

What does the corpora quadrigemina compose of?

A

Superior and inferior colliculus

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15
Q

Which CN originate from the midbrain?

A

III, IV

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16
Q

Which is the only CN to emerge posteriorly?

A

CN IV

17
Q

What makes up the brainstem?

A

Midbrain
Pons
Medulla

18
Q

What does the cerebral aqueduct connect?

A

III and IV ventricles

19
Q

What is the only feature that can be seen in specimen on the midbrain?

A

Substantia nigra

20
Q

What does each hemisphere of the cerebellum have?

A

A anterior

Posterior and flocculondular lobe

21
Q

What are some signs of abnormalities in the cerebellum?

A

Finger - nose test
Knee- heel test
Walking in a straight line

22
Q

What are the structures of the diencephalon?

A

Thalamus
Hypothalamus
Epithalamus

23
Q

What makes up 8-% of the diencephalon?

A

Thalamus

24
Q

Where do 3rd order neurons in sensory pathways always synapse?

A

At the thalamus

Neurology System (35 decks)

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