Anatomy Flashcards

1
Q

What does the Circle of Willis look like?

A
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2
Q

Which artery becomes the posterior cerebral artery?

A

The basilar artery, which comes from the two vertebral arteries

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3
Q

Where do the pontine arteries arise from?

A

The basilar artery

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4
Q

What are the three arteries that supply the cerebellum?

A

Superior Cerebellar artery

Anterior Inferior cerebellar artery

Posterior inferior cerebellar artery

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5
Q

What arteries serve the spinal column?

A

The one anterior and two posterior spinal arteries.

The posterior serves the dorsal columns (Vibration, proprioreception, soft touch)

The anterior serves corticospinal and spinothalamic (Motor, pain, temperature) and vestibulospinal (Coordination)

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6
Q

What are the layers of brain coverings?

A
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7
Q

What does the cavernous sinus look like??

A

OTOMCAT

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8
Q

What does the Anterior cerebral artery serve?

What functions are affected if it is damaged?

A

The anterior and lateral aspects of the forebrain, particularly the foot and leg motor/sensation

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9
Q

What does the Middle cerebral artery serve?

A

The lateral aspect of the forebrain, particularly Brocas (speech) and full body motor

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10
Q

What does the posterior cerebral artery serve?

A

The caudal aspect of the brain, particularly the occiptal cortex

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11
Q

what is the importance of the pontine arteries?

A

They serve the brain stem so crucial functions such as breathing and HR control

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12
Q

Where do the internal carotids enter the skull?

A

Carotid canal

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13
Q

Where do the vertebral arteries enter the skull?

A

Foramen magnum

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14
Q

Where are the labyrinthine arteries and what do they do?

A

They come off the Anterior inferior cerebellar arteries and serve the ear. Damage would result in hearing loss in that ear

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15
Q

Where are the primary and motor cortexes and what separates them?

A

Central sulcus

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16
Q

What is this?

A

Left posterior cerebral artery

17
Q

What artery is this/

A

Internal carotid

18
Q

What does the straight sinus join?

A

Great cerebral vein

19
Q

What areas do each cerebral artery supply?

A

ACA - Medial aspect of frontal and parietal

MCA - Lateral aspect of front and parietal and superior temporal

PCA - Occiptal and inferior Temporal