BSC 2085 MUSCLES UPDATED ACTUAL Questions and
CORRECT Answers
frontalis raise eyebrows, pulls on skin of scale
obicularis oculi constricts the opening and close of eyelids
zygomaticus raises the corner of the mouth(smiling)
masseter elevates mandible
temporalis elevates and retracts mandible
orbicularis oris closes and purses lips(kissing)
buccinator presses cheeks inward
, platysma depresses mandible
sternocleidomastoid flexes head, rotates head from side to side
occipitalis Draws scalp back
supraspinatus Helps the deltoid muscle initiate the abduction of the arm at the shoulder
(glenohumeral) joint.
infraspinatus Lateral rotation of arm and stabilizes humerus
teres minor Laterally rotates the arm at the shoulder (glenohumeral) joint
subscalpularis Internally (medially) rotates humerus; stabilizes shoulder
deltoid abduction, flexion, extension and rotation of arm
CORRECT Answers
frontalis raise eyebrows, pulls on skin of scale
obicularis oculi constricts the opening and close of eyelids
zygomaticus raises the corner of the mouth(smiling)
masseter elevates mandible
temporalis elevates and retracts mandible
orbicularis oris closes and purses lips(kissing)
buccinator presses cheeks inward
, platysma depresses mandible
sternocleidomastoid flexes head, rotates head from side to side
occipitalis Draws scalp back
supraspinatus Helps the deltoid muscle initiate the abduction of the arm at the shoulder
(glenohumeral) joint.
infraspinatus Lateral rotation of arm and stabilizes humerus
teres minor Laterally rotates the arm at the shoulder (glenohumeral) joint
subscalpularis Internally (medially) rotates humerus; stabilizes shoulder
deltoid abduction, flexion, extension and rotation of arm
