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Gross Anatomy
Exam I-Muscle Functions
90
Medical
Professional
09/11/2008

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Cards

Term
trapezius
Definition
raise, lower, retract shoulder, lateral rotation of the scapula
Term
levator scapulae
Definition
raise shoulder, medially rotate scapul
Term
rhomboid major/rhomboid minor
Definition
retract shoulder, medially rotate scapula
Term
serratus anterior
Definition
lateral rotation of scapula, protraction of shoulder
Term
pectoralis minor
Definition
lower and protract shoulder
Term
subclavius
Definition
lower shoulder
Term
supraspinatus
Definition
initiates abduction of arm @ shoulder joint
assists deltoid in further abduction
Term
infraspinatus
Definition
external rotation of arm
Term
teres minor
Definition
externally rotate arm
Term
subscapularis
Definition
internally rotate arm
Term
deltoid
Definition
abduction of arm @ shoulder joint, flex, extend, internal, and external rotation of the arm
Term
pectoralis major
Definition
flex, adduct, internally rotate arm
Term
teres major
Definition
adduct and internally rotate arm
Term
latissimus dorsi
Definition
extend, adduct, internally rotate arm
Term
gluteus maximus
Definition
extends thigh, raises person from seated position
Term
gluteus medius/minimus
Definition
abduct thigh at hip
Term
tensor fascia latae
Definition
abduct thigh at hip
Term
tensor fascia latae
Definition
abduct thigh at hip
Term
tensor fascia latae
Definition
abduct thigh at hip
Term
tensor fascia latae
Definition
abduct thigh at hip
Term
piriformis
Definition
externally rotate thigh
Term
superior/inferior gemellus
Definition
externally rotate thigh
Term
obturator internus
Definition
externally rotate thigh
Term
quadratus femoris
Definition
externally rotate thigh
Term
semimembranosus
Definition
extend thigh, flex, internally rotate thigh
Term
semitendinosus
Definition
extend thigh, flex, internally rotate leg
Term
biceps femoris-long head
Definition
flex, externally rotate leg, extend thigh
Term
biceps femoris-short head
Definition
flex and externally rotate leg
Term
adductor magnus-adductor part
Definition
adduct thigh
Term
adductor magnus-hamstring
Definition
extend thigh
Term
gracilis
Definition
adduct thigh
flex/internally rotate leg @ knee joint
Term
adductor brevis
Definition
adduct thigh
Term
obturator externus
Definition
externally rotate thigh
Term
adductor longus
Definition
adduct thigh
Term
pectineus
Definition
adduct and flex thigh
Term
iliopsoas (psoas major and iliacus)
Definition
most powerful flexor of thigh
Term
vastus medialis
Definition
extend leg at knee
Term
vastus intermedius
Definition
extend leg at knee
Term
vastus lateralis
Definition
extend leg at knee
Term
vastus lateralis
Definition
extend leg at knee
Term
rectus femoris
Definition
extend leg at knee
flex thigh
Term
sartorius
Definition
flexion, abduction, external rotation of thigh
flexion and internal rotation of leg at knee
Term
coracobrachialis
Definition
flex and adduct arm @ shoulder joint
Term
biceps brachii
Definition
chief supinator of arm
major flexor of forearm
Term
brachialis
Definition
chief flexor of forearm
Term
triceps brachii
Definition
extension of forearm at elbow
Term
pronator teres
Definition
flex and pronate forearm
Term
pronator quadratus
Definition
chief pronator of forearm
Term
flexor carpi radialis
Definition
flex and abduct hand
Term
palmaris longus
Definition
flex hand
Term
flexor carpi ulnaris
Definition
flex/adduct hand
Term
flexor pollicis longus
Definition
sole flexor of thumb's distal phalanx
Term
flexor digitorum profundus
Definition
flexor of distal phalanges of fingers
Term
flexor digitorum superficialis
Definition
flexion of middle phalanges of fingers
Term
anconeus
Definition
extend the forearm
Term
brachioradialis
Definition
flexion of forearm
Term
supinator
Definition
supination of forearm
Term
extensor carpi radialis longus
Definition
extends/abducts the hand
Term
extensor carpi radialis brevis
Definition
extends/abducts the hand
Term
extensor carpi ulnaris
Definition
extend/adduct the hand
Term
abductor pollicis longus
Definition
extend and abduct the thumb
Term
extensor pollicis brevis
Definition
extend thumb
Term
extensor pollicis longus
Definition
extends thumb
Term
tibialis anterior
Definition
dorsiflex foot
supinate foot
Term
extensor hallucis longus
Definition
extend phalange of big toe
dorsiflex foot
Term
extensor digitorum longus
Definition
extend phalanges of 2nd to 5th phalanges at MTP joints and ITP joints
dorsiflex foot
Term
fibularis tertius
Definition
dorsiflex foot
pronate foot
Term
fibularis longus
Definition
pronate foot
plantarflexion of foot
Term
fibularis longus
Definition
pronate foot
plantarflexion of foot
Term
fibularis brevis
Definition
pronate foot
plantarflexio of foot
Term
popliteus
Definition
unlocks rotation movement between femur and tivia during first few degrees of leg flexion from anatomical position
Term
tibialis posterior
Definition
supinate foot
plantarflex foot
Term
flexor digitorum longus
Definition
flexion of phalanges of big toe
plantarflexion of foot
Term
flexor hallucis longus
Definition
flexion of phalange of big toe
plantarflex foot
Term
soleus
Definition
plantarflex foot
Term
plantaris
Definition
plantarflex foot
flex leg at knee joint
Term
gastrocnemius
Definition
plantarflex foot
flex leg at knee joint
Term
extensor digiti minimi
Definition
extend little finger at MT and IT joints
Term
extensory digitorum
Definition
extend all 4 fingers at MT and IT joints
Term
extensor indicis
Definition
extend index finger at MT and IT joint
Term
lumbricals
Definition
flex finger @ MT joint
extend finger @ IT joint
Term
dorsal interossi
Definition
abduct finger
flex finger @ MT joint
extend finger @ IT joint
Term
palmar interossi
Definition
adduct finger
flex finger @ MT joint
extend finger @ IT joint
Term
abductor pollicis brevis
Definition
abduct thumb @ carpometacarpal and MT joint
Term
flexor pollicis brevis
Definition
flex thumb @ carpometacarpal and MT joint
Term
opponens pollicis
Definition
prime mover for opposition of thumb
Term
adductor pollicis
Definition
adduct thumb @ carpometacarpal and MT joint
flex thumb @ MT joint
Term
abductor digiti minimi
Definition
abduct little finger @ MT joint
Term
flexor digiti minimi
Definition
flex little finger @ MT joint
Term
opponens digiti minimi
Definition
flex and alterally rotate 5th metacarpal @ MT joint
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