ch 11. mucles of the neck and neck-ish area
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14 terms
Terms | Definitions |
|---|---|
 Action of the sternocleidomastoid | Contractions of both flexes the cervical vertebrae and extends head; contraction of one, laterally flexes the neck and rotates face in opposite direction: head rotation, tilt. |
| origin of the sternocleidomastoid | Manubrium, clavicle |
| insertion of the sternocleidomastoid | mastoid process of temporal bone. |
| location of the sternocleidomastoid | anterior and lateral neck. |
| Action of the scalenes | head rotation, tilt |
| Origin of the Scalenes | transverse processes of vertebrae C1-C6 |
| insertion of the Scalenes | ribs 1,2 |
| location of the Scalenes | deep to sternocleidomastoid on the lateral neck. |
| nerve of the Scalenes | cervical |
| Action of the splenius capitis | extends head and neck. |
| origin of the splenius capitis | C4-T6 |
| insertion of the Splenius Capitis | Superior nuchal line and mastoid process of occipital bone. |
| Location of the Splenius Capitis | posterior neck. |
| nerve of the Splenius Capitis | Cervical |
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