OINA's 2 - Table 5.1 - Muscles of Ant Triangle Flashcards
Omohyoid - origin
Inferior belly: scapula
Superior belly: intermediate tendon
Omohyoid - insertion
Inferior belly: intermediate tendon
Superior belly: body of hyoid bone
Omohyoid - action
Depresses hyoid bone and larynx
Omohyoid - nerve
Ansa cervicalis (APR of C1, C2, C3)
Sternohyoid - origin
Manubrium of sternum
Sternohyoid - insertion
Body of hyoid bone
Sternohyoid - action
Depresses hyoid bone and larynx
Sternohyoid - nerve
Ansa cervicalis (APR of C1, C2, C3)
Sternothyroid - origin
Manubrium of sternum
Sternothyroid - insertion
Thryoid cartilage
Sternothyroid - action
Depresses larynx
Sternothyroid - nerve
Ansa cervicalis (APR of C1, C2, C3)
Thryohyoid - origin
Thyroid cartilage
Thryohyoid - insertion
Body and greater horn of hyoid bone
Thryohyoid - action
Depresses hyoid bone