export_head and neck origins insertions 2 Flashcards
Scalenes (all of them) origin
transverse process of cervical vertebrae
Scalenus posterior insertion
2nd rib
Scalenus medius and anterior insertion
1st rib
Scalene muscle action
flexes neck bilaterally and laterally indivdually
What muscles aid in forced respiration?
SCM and scalenes
Scalenus posterior innervation
APR of C5 to C8
Scalenus medius innervation
APR of C3, C4
Scalenus anterior innervation
APR or C5 to C8
Omohyoid origin
scapula
Omohyoid insertion
intermediate tendon
Omohyoid action
depresses hyoid bone and larynx
Omohyoid innervation
Ansa cervicalis (APR of C1, C2, C3)
Sternohyoid origin
manubrium
Sternohyoid insertion
hyoid bone
Sternohyoid action
depresses hyoid bone and larynx