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6 Cards in this Set
- Front
- Back
What are the two origins of the splenius muscle?
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1) Nuchal ligament
2) C7-T3/4 vertebral spines |
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What are the two insertions of the splenius capitis muscle?
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1) Mastoid process of temporal bone
2) Lateral third of superior nuchal line of occipital bone |
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What is the insertion of the splenius cervicis muscle?
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Tubercles of C1-C3/4 transverse processes
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What innervates the splenius muscle?
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Dorsal rami of C2-C6 spinal nerves
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What are the main actions of the splenius muscles?
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extends and laterally bends neck and head; rotates head to same side
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What is the arterial supply of the splenius muscles?
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supplied segmentally by deep cervical artery and posterior intercostal arteries
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