CN PJ XI - accessory Flashcards

1
Q

function?

A

motor

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2
Q

Pathways

A

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3
Q

UMN

A

Descends with CST, crosses at pyramids, terminates at c2-c4

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4
Q

Cranial component

LMN

A

LMN in nucleus ambiguous to innervate laryngeal muscles

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5
Q

spinal component

LMN

A

LMN cell bodies at cervical level innervate SCM and traps.

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6
Q

Nuclei

A

ambiguous - motor

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