Brainstem Flashcards

1
Q

What connects the pons to the cerebrum?

A

Midbrain

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2
Q

Which peduncles are in which part of the brainstem?

A

Superior - midbrain
Middle -Pons
Inferior - Medulla

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3
Q

The midbrain has 2 cerebral peduncles divided into an anterior part called ____ and a posterior part called _____

A

Anterior: Crus Cerebri and Substantia Nigra
Posterior: Tegmentum

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4
Q

Tegmentum of midbrain contains what?

A

All ascending tracts and some descending tracts

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5
Q

The red nucleus receives fibers from

A

The cerebellum

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6
Q

The substantia nigra is a large motor nucleus connecting with ____ and ____

A

Basal Ganglia and Cortex

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7
Q

Superior and inferior colliculus are on what part of teh brainstem?

A

Midbrain

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8
Q

Superior colliculus relays what information?

Inferior colliculus relays what information?

A

Superior - vision

Inferior - Hearing

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9
Q

Periaqueductal gray of the midbrain contains:

A

endorphin producing cells and descending autonomic tracts

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10
Q

What connects the medulla to the midbrain?

A

Pons

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11
Q

Midline raphe nuclei are what part of brainstem?

A

Midbrain

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12
Q

What do midline raphe nuclei control?

A

Modulating pain and controlling arousal

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13
Q

What CN are in the Pons

A

Abducens, Trigeminal, Facial, Vestibulocochlear

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14
Q

What CN are in the midbrain

A

Oculomotor and Trochlear

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15
Q

What connects spinal cord with pons?

A

Medulla oblongata

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16
Q

What part of the brainstem has the gracilis and cuneatus?

A

Medulla oblongata

17
Q

What tract is relayed to the cerebellum via the inferior cerebellar peduncle?

A

Spinocerebrellar tract

18
Q

What layer to eh corticospinal tracts cross? And where?

A

Medulla Oblongata - Pyramids

19
Q

CN of Medulla

A

Hypoglossal
Dorsal nucleus of vagus
Vestibulochoclear