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what are the actions and innervation of
sternohyoid:
omohyoid
thyrohoid
sternothyroid
thre where all the infrahyoid muscles, not he suprahyoid muslce.
digastric
stylohoid
mylohoid
sternohyoid:
omohyoid
thyrohoid
sternothyroid
thre where all the infrahyoid muscles, not he suprahyoid muslce.
digastric
stylohoid
mylohoid
Sternohyoid : Depresses hyoid Ansa cervicalis
(C1-3)
Omohyoid: Depresses hyoid Ansa cervicalis
(C1-3)
Thyrohyoid: Depresses hyoid; evates thyroid cartilage
C1
(via Hypoglossal n.)
Sternothyroid: Depresses larynx Ansa cervicalis
(C1-3)
Digastric: depresses mandible; elevates hyoid
Post. belly – VII
Ant. belly – V3
Stylohyoid: Elevates hyoid VII
Mylohyoid: elecates floow of mouth & hyoid during
1st stage of swallowing;
when hyoid is fixed, assists in
depression of mandible & opening of
mouth
V3
