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44 terms

anatomy

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H/N frontalis
forehead muscle (Raises eyebrow andfacial expressions)
H/N temporalis
muscle extending from the temporal fossa to the coronoid process of the mandible, elevate mandible and closes mouth
H/N orbicularis oculi
blinks and closes eyes
H/N orbicularis oris
spincter muscle used for "puckering up" and whistling
H/N platysma
sheet-like muscle in neck that pulls mouth (jaw) and lower lip downward
H/N buccinator
compresses cheeks
H/N levator labii superioris
elevates upper lip, sneer
H/N masseter
elevates mandible and closes jaw (mouth)
SH trapezius
scapular elevation/retraction/depression
SH latissimus dorsi
arm extension, swimmer's muscle
SH deltoid
arm abduction
SH pectoralis major
arm flexion
SH supraspinatus
abducts arm, rotator cuff
SH infraspinatus
adducts arm, rotator cuff, lateral rotation
SH subscapularis
Rotates arm medially, rotator cuff
SH teres minor
rotates the arm laterally, rotator cuff
SH serratus anterior
scapula protraction
SH rhomboid major and minor
scapular elevation and retraction
SH teres major
arm adduction and medial rotation
UL triceps brachii
forearm extension
UL biceps brachii
a muscle that flexes and supinates the forearm
UL brachialis
Flexes forearm
UL extensor digitorum
wrist and finger extension
UL flexor digitorum superficialis & profundus
wrist and finger flexion
AB rectus abdominis
vertebral column flexion
AB external oblique
vertebral column rotation
BK erector spinae
vertebral column extension and lateral flexion
HIP adductor magnus
thigh adduction and extension
HIP sartorius
thigh flexion, abduction, and lateral rotation, leg (knee) flexion, (tailor muscle)
HIP gluteus maximus
thigh extension and lateral rotation, lgst. muscle in body
HIP gluteus medius
thigh abduction, on torso
HIP liacus
flexes thigh, on torso
HS biceps femoris
1. hamstrings, thigh ext. and leg(knee) flexion
HS semitendinosus
2. hamstrings
HS semimembranosus
3. hamstrings
rectus femoris
1. quadriceps, thigh flexion and leg(knee) ext.
vastus medialis
2. extends leg
vastus lateralis
3., extends leg, baby shots go in to
vastus intermedius
4. extends leg
gastrocnemius
foot/calf muscle that causes plantaflexion, ex. jumping, attaches to calcaneal tendon*
fibularis longus
plantar flexes and everts the foot
fibularis brevis
Foot eversion, weak plantarflexion
peroneus longus
Plantar flexion and eversion of foot; stabilizes the lateral ankle and arch of the foot
peroneus brevis
Action: Everts and plantar flexes foot