muscular system Flashcards
adductors
thigh muscles
biceps brachii
bulges when elbow is flexed
biceps femoris
part of the hamstrings
buccinators
flat thin muscle on wall of cheek
deltoid
triangular muscle used to raise arm from side
extensors
muscle whose contraction extends or straightens a limb or other part of the body.
external intercostals
outer layer of muscles between ribs
external oblique
muscle in abdomin
fibularis longus
flexes ankle
flexors
muscle whose contraction bends a limb or other part of the body
frontalis
forehead muscle
gastrocnemius
flexes knee and foot
gluteus maximus
moves hip and thigh
one of strongest muscles in body
gluteus medius
causes thigh to rotate
internal oblique
located above hips
latissimus dorsi
rotates arm and moves shoulder back and down
masseter
causes jaw to close during chewing
orbicularis oculi
closes eyelids
orbicularis oris
controls lip movements
pectoralis major
large muscle in chest
rectus abdominus
keeps intestines and abdominal organs in place
supports spine muscles
rectus femoris
attached to hip
helps extend/raise knee
sartorius
muscle that runs from hipbone to knee
semimembranosus
muscle in back of thigh
semitendinosus
muscle in back of thigh
soleus
muscle in calf
sternocleidomastoid
bends head and neck forward and sideways
temporalis
raises lower jaw
tibialis anterior
forms first metatarsal bones of foot
trapezius
back of neck and shoulders
move head and shoulder blade
triceps brachii
muscle in upper arm
vastus lateralis
part of quadriceps
covers femur
vastus medialis
extends knee
zygomaticus
cheekbone
quadriceps
large muscle at front of thigh
hamstring
flex, rotate and extend leg at thigh
