Scalenes and Prevertebral muscles Flashcards
Anterior Scalene Origin
Transverse C3-C6
Anterior Scalene Insertion
1st rib
Anterior scalene Action
Flex neck, laterally flex neck, rotate neck opposite, elevate first rib (Respiratory)
Anterior Scalene Nerve
Cervical anterior rami
Middle Scalene Origin
Transverse C2-C7
Middle Scalene Insertion
1st Rib
Middle Scalene Action
Flex Neck, Laterally flex neck, Rotate neck opposite, Elevate rib (respiratory)
Middle Scalene Nerve
Cervical anterior rami
Posterior Scalene Origin
Transverse C4-C6
Posterior Scalene Insertion
2nd rib
Posterior Scalene Action
Flex neck, laterally flex neck, rotate neck opposite, elevate 2nd rib (respiratory)
Longus Colli Origin
Superior oblique- Transverse C3-5
Inferior Oblique- Bodies T1-3
Vertical- Bodies T1-3 and C5-7
Longus Colli Insertion
Superior oblique- anterior tubercle of C1
Inferior oblique- transverse- C5-6
Verticle- Anterior bodies C2-4
Longus Colli Action
Flex neck and head, laterally flex neck, rotate neck opposite
Longus Colli Nerve
Cervical anterior rami C2-6
Longus Capitis Origin
Transverse C3-6
Longus Capitis Insertion
Inferior basilar occipital
Longus Capitis Action
Flex head and upper cervical spine, rotate opposite, small bobble-head movement
Longus Capitis Nerve
Cervical anterior Rami C1-3
Rectus Capitis anterior Origin
Anterior lateral mass of atlas
Rectus capitis anterior insertion
base of occipital
Rectus Capitis Anterior Action
flex head, Stabalize A-O joint
Rectus Capitis Anterior Nerve
Cervical rami C1-2
Rectus Capitis Lateralis Origin
Transverse atlas
Rectus Capitis Lateralis Insertion
Jugular process of occiput
Rectus Capitis Lateralis Action
laterally flex head, stabilize A-O joint
Rectus Capitis Lateralis Nerve
Loop between C1-2
