SPINOTHALAMIC TRACT Flashcards

1
Q

The spinothalamic tract is part of the _____ system

A

anterolateral

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2
Q

Where does the spinothalamic tract travel in the spinal cord

A

within the anterior portion of the lateral column

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3
Q

what information does the spinothalamic tract transmit

A

non-discriminative touch
pain
temperature

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4
Q

What is the blood supply of the spinothalamic tract

A

anterior spinal artery

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5
Q

What occurs to the spinothalamic tract as it enters the spinal cord

A

it travels up or down 1-2 segments within lissauer’s tract before synapsing with scondary neurons in substantia gelatinosa of the posterior horn

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6
Q

Where do the secondary neurons of the spinothalamic tract cross over

A

in the anterior white commissure

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7
Q

Where does the spinothalamic tract terminate

A

in the ventral posterolateral nucleus of the thalamus

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8
Q

from the ventral posterolateral nucleus of the thalamus where do fibers of the spinothalamic tract project

A

through the internal capsule and corona radiate to terminate in the primary seomatosensory cortex

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