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lab 2
lab 2 muscles
72
Biology
Not Applicable
03/09/2004

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Term
tibialis anterior
Definition
dorsiflexes and inverts foot
Term
vastus lateralis
Definition
extends lower leg, flexes thigh
Term
vastus lateralis
Definition
extends lower leg, flexes thigh
Term
adductor olongus
Definition
flexes and adducts thigh
Term
pectoralis major
Definition
adducts and medially rotates arm
Term
buccinator
Definition
compresses cheeks, draws corners of mouth laterally
Term
extensor digitorum
Definition
extends phalanges #2-4, and extends hand
Term
teres major
Definition
extends and medially rotates arm
Term
peroneus longus
Definition
plantar flexes and everts foot
Term
rectus femoris
Definition
extends lower leg, flexes thigh
Term
serratus anterior
Definition
adducts scapula and rotates it superiorally
Term
sternohyoid
Definition
elevates hyoid bone
Term
medial rectus
Definition
adducts eyeball
Term
triceps brachii- lateral head
Definition
extends arm and forearm
Term
rhomboid major
Definition
elevates and adducts scapula
Term
infraspinatus
Definition
adducts and laterally rotates arm
Term
latissimus dorsi
Definition
adducts and extends the arm
Term
trapezius
Definition
elevates scapula and rotates ti superiorally
Term
rhomboid minor
Definition
eleates and adducts scapula
Term
gluteus medius
Definition
abducts and medially rotates thigh
Term
gluteus maximus
Definition
extends and laterally rotates thigh
Term
linea alba
Definition
connectes both sides of rectus abdominus, side to side and from xiphoid process to pubic symphasis
Term
brachialis
Definition
flexes forearm
Term
omohyoid
Definition
depresses hyoid bone
Term
teres minor
Definition
extends and adducts arm
Term
vastus medialis
Definition
extends lower leg, flexes thigh
Term
gracilis
Definition
abducts and medially rotates thigh
Term
supraspinatus
Definition
adducts arm
Term
extensor hallicis longus
Definition
dorsiflexes foot and extends great toe
Term
external oblique
Definition
compresses the abdomen, and flexes the vertabral column
Term
adductor pollicis longus
Definition
extends hand and digit # 1
Term
extensor carpi radialis brevis
Definition
extends and abducts hand
Term
semitendinosus
Definition
flexes leg and extends thigh
Term
hamstring muscles
Definition
extends the thigh and flexes the lower leg
Term
superior oblique
Definition
depresses and abducts eyeball
Term
biceps brachii - long and short heads
Definition
flexes forearm and flexes humerus
Term
semimemtranosus
Definition
flexes leg and extends thigh
Term
biceps femoris
Definition
flexes leg, extends thigh
Term
orbicularis oris
Definition
depresses and protrudes lips
Term
triceps brachii
Definition
exttends arm, extends forearm
Term
masseter
Definition
elevates and retracts mandible
Term
flexor digitorum superficialis
Definition
flexes phalanges #2-4, flexes hand
Term
platysma
Definition
depresses the mandible
Term
extensor digitorum longus
Definition
extends digits 2-5, dorsiflexes the foot
Term
sartorius
Definition
flexes lower leg, flexes, abducts and laterally rotates thigh
Term
digrastic
Definition
elevates the hyoid bone, depresses the mandible
Term
extensor carpi radialis longus
Definition
extends and abducts the hand
Term
iliotibial tract
Definition
attaches tensor fascia lata to the lateral condyle of the tibia
Term
flexor carpi radialis
Definition
flexes and abducts hand
Term
palmaris longus
Definition
weakly flexes hand
Term
adductor magnus
Definition
adducts and medially rotates thigh
Term
biceps brachii - long and short head
Definition
flexes forearm and flexes humerus
Term
sternocliedomastoid
Definition
flexes neck, elevates sternum
Term
vastus intermedius
Definition
extends lower leg, flexes thigh
Term
lateral rectus
Definition
abducts eyeball
Term
quadriceps femoris
Definition
extends lower leg, flexes the thigh
Term
superior rectus
Definition
elevates and adducts eyeball
Term
pectineus
Definition
flexes and adducts thigh
Term
pectoralis minor
Definition
adduct scapula and rotates it inferiorally
Term
inferior rectus
Definition
depresses and adducts eyeball
Term
triceps brachii long head
Definition
extends arm
Term
peroneus brevis
Definition
plantar flexes and everts foot
Term
pronator teres
Definition
pronates the radius, flexes the forearm
Term
internal oblique
Definition
compresses the abdomen, flexes the vertabral column
Term
rectus abdominis
Definition
flexes the vertabral column anteriorally, compresses the abdomen
Term
flexor carpi ulnaris
Definition
flexes and adducts hand
Term
deltoid
Definition
adducts arm and rotattes it medially
Term
soleus
Definition
plantar flexes foot
Term
gastrocnemius
Definition
flexes leg, plantar flexes foot
Term
patellar tendon
Definition
attatches quadriceps femoris from patella to tibial tuberosity
Term
zygomatic
Definition
draws angle of mouth superiorally, and laterally
Term
tensor fascia lata
Definition
flexes and abducts thigh
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