Neck Flashcards
1
Q
Sternocleidomastoid
A
Innervation: CN XI
Action: Bilateral - flex head, Unilateral - rotate head, face directed to opposite side
2
Q
Scalenus anterior
Scalenus medius
A
Innervation: Branches of ventral rami of cervical spinal nerves
Action: Flex neck and elevate rib 1
3
Q
Omohyoid
A
Innervation: Ansa cervicalis
Action: Depresses hyoid bone
4
Q
Sternohyoid
A
Innervation: Ansa cervicalis
Action: Depresses hyoid bone
5
Q
Sternothyroid
A
Innervation: Ansa Cervicalis
Action: Depresses thyroid cartilage, indirectly depresses hyoid bone, larynx
6
Q
Thyrohyoid
A
Innervation: C1 via branch hitchhiking with hypoglossal nerve
Action: Depresses hyoid bone, elevates laynrx
