Splenius Capitis
起源al Editor-Venus Pagare
Top Contributors-Rachel Vogel,Lucinda hampton,Oyemi Sillo,Venus Pagare,WikiSysop,Kim Jackson,Ahmed NasrandTarina van der Stockt
Description
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Musculus splenius capitis is one of the deep (or intrinsic) muscles of the back. It is a broad strap-like muscle in the back of the neck. Deep to Sternocleidomastoid at the mastoid process.[1]
起源[edit|edit source]
Lower half of Nuchal ligament (C4-C6) and spinous process of C7-T3[2][3]
插入[edit|edit source]
Superior nuchal line, Mastoid process of temporal bone, and rough surface adjoining occipital bone[2][3]
神经分布[edit|edit source]
Dorsal ramus of spinal nerves C3-C6[2]
Blood Supply[edit|edit source]
Muscular branches of the occipital artery from the external carotid artery.[2]
Action[edit|edit source]
Acting bilaterally: extension of the head and neck;
Acting unilaterally: lateral flexion of the head and neck and rotation the head to the same side.[3]
Function[edit|edit source]
It also assists in supporting the head in the erect position[1]