W7 (OIA’s) All Neck & Mouth Anteior

Sternocleidomastoid (origin)

Sternum and clavicle

Scalenus muscles (origin)

Traverse processes of cervical vertebrae

Genioglossus (origin)

Genial tubercle

Digastricus (origin)

diagastric groove on temporal bone

Mylohyoid (origin)

Inner medial edge of the mandible

Geniohyoid (origin)

Genial tubercle

Sternohyoid (origin)

Sternum (posterior manubrium)

Omohyoid (origin)

Superior border of the scapula

Sternothyroid (origin)

Sternum (posterior manubrium)

Sternocleidomastoid (insertion)

Mastoid process of the temporal bone

Scalenus muscles (insertion)

Scalenus anterior and Scalenus medius on the 1st rib; scalenus posterior on 2nd rib

Genioglossus (insertion)

On surface of the tongue and hyoid

Digastricus (insertion)

Inner margins of the mandible

Mylohyoid (insertion)

Hyoid bone

Geniohyoid (insertion)

Hyoid bone

Sternohyoid (insertion)

Hyoid bone

Omohyoid (insertion)

Hyoid bone

Sternothyroid (insertion)

Thyroid cartilage

Sternocleidomastoid (action)

Depresses and rotates the neck

Scalenus muscles (action)

Flexion of the neck

Genioglossus (action)

Complex movements of the tongue

Digastricus (action)

Depresses the jaw

Mylohyoid (action)

Elevates the hyoid

Geniohyoid (action)

Elevates the hyoid

Sternohyoid (action)

Depresses the hyoid bone

Omohyoid (action)

Depresses the hyoid bone

Sternothyroid (action)

Depresses the thyroid cartilage