Splenius Cervicis Flashcards

1
Q

origin

A

narrow, tendinous band from SPs T3-T6

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2
Q

insertion

A

posterior tubercles of TPs C1-C3

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3
Q

innervation

A

dorsal rami C6-C8

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4
Q

blood supply

A
  • muscular & descending branches of occipital artery
  • superficial branch of transverse cervical artery
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5
Q

actions

A
  • unilaterally draws head to one side & slightly rotates
  • bilaterally extend head
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