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10 Cards in this Set

  • Front
  • Back
sternocleidomastoid m
principal m of anterior neck
occurs on both sides of neck
attaches to sternum, clavicle, and mastoid process of temporal bone
a: flex neck (both), bends head toward shoulder (one)
suprahyoid mm
group of neck mm that originate superior to, and act on, hyoid bone
suprahyoid mm
(digastric m)
2 parts: anterior belly and posterior belly
a: elevates hyoid or depresses mandible
suprahyoid mm
(mylohyoid m)
elevates hyoid bone or depresses mandible
suprahyoid mm
(geniohyoid m)
depresses mandible, elevates larynx, retract hyoid bone
suprahyoid mm
(stylohyoid m)
elevates hyoid bone and larynx
infrahyoid mm
group that arise inferior to hyoid bone and actions depress that bone and larynx
infrahyoid
(omohyoid)
two bellies that meet at central tendon attached to clavicle and first rib
infrahyoid
(sternohyoid)
originates on sternal end of clavicle
infrahyoid
(sternothyroid)
arises on manubrium of sternum and inserts on thyroid cartilage of larynx
depresses bone and elevates larynx