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Gluteus maximus

O:ilium, sacrum & coccyx
I: iliotibial tract
A: Extends thigh

Gluteus medius

O: ILIUM (lateral surface)
I: greater trochanter
A: abducts & Medially rotates

Gluteus minimus

O: ilium (lateral surface)
I: greater trochanter
A: abducts & Medially rotates

Tensor fasciae latae

O: iliac crest
I: iliotibial tract
A: Abducts & flexes

Piriformis (sciatic nerve is always pointing at it)

O: sacrum (anterolateral)
I: greater trochanter
A: Abducts

Obturator internus

O: obturator foramen
I: greater trochanter
A: laterally rotates

Psoas major

O: lumbar vertebrae
I: lesser trochanter
A: flexes thigh

Psoas major

O: lumbar vertebrae
I: lesser trochanter
A: flexes thigh

Iliacus (and inguinal ligament)

O: iliac fossa
I: lesser trochanter
A: Flexes thigh

Pectineus

O: pubic bone
I: superior surface of femur
A: Adducts

Adductor longus

O: pubic bone
I: linea aspera
A: Adducts

Adductor magnus

O: pubic bone & oschium
I: linea aspera
A: Adducts

Gracilis

O: pubis (inferior ramus)
I: PMS Today = Proximal Medial Surface of Tibia
A: Adducts

Sartorius

O: iliac spine (anterior inferior)
I: PMS today = Proximal Medeial Surface of Tibia
A: Flexes thigh & leg

Rectus femoris

O:iliac spine (anterior inferior)
I: tibial tuberosity
A: flex hip & extend knee

Vastus medialis

Extends leg at the knee; part of the quadriceps group

Vastus lateralis

Extends leg at the knee; part of the quadriceps group

Gracilis

Adducts thigh at the hip and flexes leg at the knee; assists in medial rotation

Vastus medialis

Extends leg at the knee; part of the quadriceps group

Biceps femoris

Flexes leg at the knee and extends thigh at the hip; belongs to the hamstring group

Semitendinosus

Flexes leg at the knee and extends thigh at the hip; belongs to the hamstring group

Semimembranosus

Flexes leg at the knee and extends thigh at the hip; belongs to the hamstring group

Gastrocnemius

Plantar flexion of ankle

Gastrocnemius

Plantar flexion of ankle

Soleus

Plantar flexion of ankle

Soleus

Plantar flexion of ankle

Flexor digitorum longus

Flexes lateral four toes; plantar flexion and inversion of foot

Flexor hallucis longus

Flexes big toe; plantar flexion and inversion of foot

Tibialis anterior

Dorsiflexion of foot at the ankle; inversion of foot

Extensor digitorum longus

Extends the lateral four toes; dorsiflexion of ankle and eversion of foot

Extensor digitorum longus

Extends the lateral four toes; dorsiflexion of ankle and eversion of foot

Peroneus longus

Plantar flexion and eversion of foot; stabilizes the lateral ankle and arch of the foot

Peroneus longus

Plantar flexion and eversion of foot; stabilizes the lateral ankle and arch of the foot

Peroneus brevis

Plantar flexion and eversion of foot

Peroneus brevis

Plantar flexion and eversion of foot

Peroneus longus

Plantar flexion and eversion of foot; stabilizes the lateral ankle and arch of the foot

Peroneus brevis

Plantar flexion and eversion of foot

Soleus

Plantar flexion of ankle

Gluteus medius


& obturator internus (posterior view)

Gluteus medius and minimus:
O: lateral surface of ILIUM
I: greater trochanter of femur
A: adducts & medially rotates

Gluteus maximus

Gluteus maximus:
O: ilium, sacrum & coccyxI: iliotibial tract (wide)
A: extends thigh

Gracilis

O: inferior ramus of pubis
I: PMS Today = Proximal Medial Surface of Tibia
A: adducts

Sartorius (longest muscle in the body)

O: anterior superior iliac spine
I: PMS Today = Proximal Medial Surface of Tibia
A: flexes thigh and leg

Rectus femoris (quadriceps muscles)

O: anterior inferior iliac spine
I: tibial tuberosity
A: flex hip and extend knee

quadriceps muscle

Vastus lateralis (quadricep muscle)

O: linea aspera of femor
I: tibial tuberosity
A: extends leg and knee

quadriceps muscle

Vastus medialis (quadriceps muscle)

O: linea aspera of femur
I: tibial tuberosity
A: extends leg and knee

quadriceps muscle

vastus intermedius (quacriceps muscle)

O: anterior surface of femur
I: Tibial tuberosity
A: extends leg & knee

Semitendinosus

Biceps femoris

Semimembranosus

Gastrocnemius

Fibularis longus

Tibialis anterior

Tendon of the gastrocnemius

Calcaneal tendon

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