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Function: Closes Eyes
Muscle: Orbicularis oculi
OR-bi-CU-lar-is O-cu-li
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Function: Raises lateral corners of mouth upward
Muscle: Zygomaticus major and minor
ZY-go_MA-tic-US
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Function: Closes lips
Muscle: Orbicularis oris
OR-bi-CU-lar-IS Or-is
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Function: Prime mover of jaw closure (chewing)
Muscle: Masseter
MAS-set-ER
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Function: Depreses mandible & pulls lower lip back and down.
Muscle: Platysma (greek for plate)
PLA-ty-SMA
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Function: flexion of neck forward and rotate head toward shoulder on opposite side.
Muscle: sternocleidomastoid
STERNO-cleid-MAS-toid
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Function: Prime mover of arm flexion; adducts medially rotates arm.
Muscle: Pectoralis major
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Function: Acting as a whole, prime mover of arm abduction
Muscle: Deltoid
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Function: with ribs fixed, draws scapula forward and inferiorly.
Muscle: Pectoralis minor
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Function: pulls ribs toward one another to elevate rib cage.
Muscle: Exteral intercostals
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Function: Dra ribs together to depress rib cage.
Muscle: Internal intercostals
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Function: Prime mover of inspiration flattens on contraction.
Muscle: Diaphragm
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Function: Flexes and rotates vertebral column
Muscle: Rectus abdominis
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Function: truck rotation and lateral flexion.
Muscle: External oblique
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Function: raises, rotates, and retracts (adducts) scapula and stabilies it.
Muscle: Trapezius
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Function: Prime mover of arm extension; adducts and medially rotates arm.
Latissimus dorsi
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Function: Powerful forearm extensor
Muscle: Triceps brachil
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Function: Flexion (powerful) of elbow and supination of forearm
Muscle: Biceps bracii
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Function: flexes distal phalanges
Muscle: Flexor digitorum profundus
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Function: Prime mover of finger extension.
Extensor digitorum
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Function: Flexes, abducts, and laterally rotates thigh; flexes knee.
Muscle: Satorius
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Function: Extends knee and flexes thigh at hip.
Muscle: Quadriceps femoris
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