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32 Cards in this Set

  • Front
  • Back
Gluteus Maximus
origin
posterior sacrum
ilium
posterior gluteal line of ilium

insertion
gluteal tuberosity of femur
iliotibial tract

action
extension of femur
lateral rotation of extended hip

nerve- inferior gluteal L5, S1, S2
Gluteus Medius
origin
iliac crest of ilium
ilium

insertion
greater trochanter of femur

action
abduction of femur
anterior fibers: medial rotation of femur

nerve- superior gluteal L5, S1
Gluteus Minimus
origin
posterior ilium

insertion
anterior surface of greater trochanter of femur

action
abduction
medial rotation of femur

nerve- superior gluteal L5, S1
Six Deep Lateral Rotators
origin- anteroir sacrum

insertion
greater trochanter of femur

action
lateral rotation of femur

nerve- sacral plexus L3, L4, L5, S1, S2
Iliopsoas (Psoas Major and Iliacus)
origin
lumber vertebrai T12-L5
inner surface of ilium

insertion
lesser trochanter of femur

action
flexion of femur
flexion of trunk

nerve- spinal L2, L3
Tensor Fascia Lata
origin
iliac crest of ilium

insertion
iliotibial tract, attaching to lateral condyle of tibia

action
assists flexion, abduction, medial rotation of femur
assists stability of extended knee in standing ambulation
assists extension of knee

nerve- superior gluteal L5, S1
Sartorius
origin
anterior superior iliac spine

insertion
upper medial shaft of tibia or (pes anserene)

action
assists flexion, abduction, lateral rotation of femur
assists flexion and medial rotation of knee
assists medial rotation of tibia when knee is flexed and foot is unweighted

nerve- femoral L2, L3
Rectus Femoris
origin
anterior inferior iliac spine

insertion
patella
tibial tuberosity via patellar ligament

action
extension of knee
assists flexion of femur

nerve- femoral L2, L3, L4
Vastus Intermedius
origin
anterior and lateral femoral shaft

insertion
patella
tibial tuberosity via patellar ligament

action
extension of knee

nerve- femoral L2, L3, L4
Vastus Medialis
origin
linea aspera posterior medial femur

insertion
patella
tibial tuberosity vial patellar ligament

action
extension of knee

nerve- femoral L2, L3, L4
Vastus Lateralis
origin
linea aspera posterior lateral femur

insertion
patella
tibial tuberosity via patellar ligament

action
extension of knee

nerve- femoral L2, L3, L4
Pectineus
origin
anterior pubis

insertion
pectineal line of femur inferior to lesser trochanter

action
flexion of femur
adduction of femur
assists medial rotation of femur

nerve- femoral L2, L3
Adductor Longus
origin
anterior pubis

insertion
linea aspera of femur

action
adduction of femur
assists flexion of femur

nerve- obturator L2, L3, L4
Adductior Brevis
origin
anterior pubis

insertion
linea aspera of femur

action
adduction of femur
assists flexion of femur

nerve- obturator L2, L3, L4
Adductor Magnus
origin
anterior head: inferior ramus of pubis
posterior head: ischial tuberosity, and ramus of ischium

insertion
anterior head: linea aspera of femur
posterior head: adductor tubercle of femur

action
adduction of femur
anterior head: assists flexion and medial rotation of femur
posterior head: assists extension and lateral rotation of femur

nerve- anterior head obturator L2, L3, L4
posterior head sciatic L4
Gracilis
origin
inferior ramus of anterior pubis

insertion
medial proximal tibia and upper medial shaft of tibia (or pes anserene)

action
adduction of femur
assists flexion of knee
assists medial rotation of tibia when knee is flexed

nerve- obturator L2, L3
Biceps Femoris
origin
long head: ischial tuberosity
short head: linea aspera

insertion
head of fibula, lateral aspect
lateral condyle of tibia

action
flexion of knee
lateral rotation of tibia when knee is flexed
long head: extension of femur

nerve- long head sciatic-tibial division L5, S1, S2
short head sciatic-fibular division L5, S1, S2
Semitendinosus
origin
ischial tuberosity

insertion
anterior proximal tibial shaft (or pes anserine)

action
extension of femur
flexion of knee
medial rotation of tibia when knee is flexed

nerve- sciatic tibial division L5, S1, S2
Semimembranosus
origin
ischial tuberosity

insertion
posterior medial tibial condyle

action
extension of femur
flexion of knee
medial rotation of tibia when knee is flexed

nerve- sciatic tibial division L5, S1, S2
Gastrocnemius
origin
medial head: medial epicondyle of femur
lateral head: lateral epicondyle of femur

insertion
calcaneus via calcaneal tendon

action
plantar flexion of ankle
assists flexion of knee

nerve- tibial S1, S2
Soleus
origin
soleal line of tibia
posterior fibula

insertion
calcaneus via calcaneal tendon

action
plantarflexion of ankle

nerve- tibial S1, S2
Popliteus
origin
lateral condyle of femur

insertion
posterior proximal tibial shaft

action
initiates knee flexion to unlock the extended knee

nerve- tibial L4, L5, S1
Tibialis Posterior
origin
posterior tibia and fibula

insertion
navicular
adjacent tarsals and metasarals on plantar surface

action
inversion of foot
assists plantarflexion of ankle

nerve- tibial L4, L5
Flexor Digitorum Longus
origin
posterior tibia

insertion
distal phalanges of 4 lateral toes plantar surface

action
flexion of 4 lateral toes at IP joints
assists flexion of 4 lateral toes at MP joints
assists plantarflexion of ankle

nerve- tibial S2, S3
Flexor Hallucis Longus
origin
posterior fibula

insertion
distal phalanx of great toe - plantar surface

action
flexion of great toe at MP and IP joint
assists plantarflexion of ankle

nerve- tibial S2, S3
Tibialis Anterior
origin
lateral condyle of tibia
lateral shaft of tibia

insertion
base of 1st metatarsal - plantar surface
medial cuneiform tarsal bone - plantar surface

action
dorsiflexion of ankle
inversion of foot

nerve- deep fibular L4, L5
Extensor Hallucis Longus
origin
anterior shaft of fibula

insertion
distal phalanx of great toe

action
extension of great toe at IP and MP joint
assists dorsiflexion of ankle

nerve- deep fibular L4, L5
Extensor Digitorum Longus
origin
lateral condyle of tibia
proximlal 2/3 of anterior shaft of fibula

insertion
middle and distal phalanges of 4 lateral toes

Action
extension of 4 lateral toes at MP joints
assists dorsiflexion of ankle

nerve- deep fibular L5, S1
Extensor Digitorum Brevis
origin
anterior calcaneus

insertion
extensor expansion of 4 medial toes

action
assists extension of 4 medial toes at MP and IP joints

nerve- deep fibular L5, S1
Peroneus Longus (Fibularis Longus)
origin
head and lateral shaft of fibula -upper 2/3

insertion
base of 1st metatarsal - plantar surface and medial cuneiform

action
eversion of foot
assist plantarflexion of ankle

nerve- superficial fibular L5, S1
Peroneus Brevis (Fibularis Brevis)
origin
lateral shaft of fibula - lower 2/3

insertion
base of 5th metatarsal - lateral surface

action
eversion of foot
assists plantarflexion of ankle

nerve- superficial fibular L5, S1
Peroneus Tertius (Fibularis Tertius)
origin
distal fibula

insertion
base of 5th metatarsal

action
eversion of foot
assists dorsiflexion of ankle

nerve- deep fibular L5, S1