A&P II Muscles of the Neck
Terms
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- the two heads of the sternocleidomastoid originate at the __ and the __
- top manubrium, medial 1/3 of clavicle
- to create an even more visible contraction in the SCM, ask your partner to flex his neck after making what adjustment
- rotate head slightly to opposite side
- which scalene is difficult to distinguish from surrounding muscle bellies
- posterior
- which muscles are located between the scm and the anterior flap of the trapezius
- scalenes
- the brachial plexus and subclavian artery pass through the small gap between which two muscles on the anterior lateral neck?
- anterior scalene, middle scalene
- you might ask your partner to breath deeply into your upper chest when palpating which muscle group
- scalenes
- the anterior scalene lies partially deep to the lateral edge of which muscle
- scm
- to discern the posterior scalene from the levator scapula, what action could you ask your partener to perform that would contract the levator but not the scalene
- elevate the scapula
- the __ is the strongest muscle in the body relative to its size
- masseter
- the broad origin of which muscle attaches to the frontal, temporal and parietal bones
- temporalis
- to access the insertion of the temporalis you must ask your pattern to perform what action.
- open your maw to access the coronoid process
- passive protraction of the madible would __ the temporalis
- len
- passive rotation of the head and neck to the opposite side would __ the scalenes
- sho
- assive lateral flexion of the head and neckto the same side would __ the SCM and scalenes
- sho
- passive flexion of the head and neck would __ the anterior scalene
- sho
- passive rotation of the head and neck to the same side would __ the scm
- len
- passive elevation of the mandible would __ the masseter
- sho