lecture 16 Flashcards
anterior neck
what are the two muscles that move the hyoid during swallowing? describe how they do this
the digastric and omrohyoid
the digastric: elevates the hyoid
the omrohyoid: depresses, retracts and steadies the hyoid
name the two triangles of the neck
posterior triangle and anterior triangle
what borders the posterior triangle
bordered by posterior border of sternocleidomastoid, trapezius, and clavicle
what borders the anterior triangle
bordered by anterior border of sternocleidomastoid, midline of neck, and mandible
what are the triangles that make up the anterior triangle?
muscular, carotid, submental, submandibular
what are the triangles that make up the posterior triangle?
supraclavicular and occipital
what are the boundaries of supraclavicular triangle?
formed by inferior belly of omohyoid, clavicle, and sternocleidomastoid
what are the boundaries of occipital triangle?
formed by inferior belly of omohyoid, trapezius, and sternocleidomastoid
what are the boundaries of muscular triangle?
formed by midline, superior belly of omohyoid, and sternocleidomastoid
what are the boundaries of carotid triangle?
formed by superior belly of omohyoid, sternocleidomastoid, and posterior belly of digastric
what are the boundaries of submittal triangle?
formed by anterior belly of digastric, hyoid, and midline
what are the boundaries of submandibular triangle?
formed by mandible, posterior belly of digastric, and anterior belly of digastric
what are the supra hyoid muscles of the anterior neck?
mylohyoid
geniohyoid
stylohyoid
digastric
what are the infra hyoid muscles of the anterior neck?
sternohyoid
omohyoid
sternothyroid
thyrohyoid
