Hip, Thigh and Leg Muscles
description
Transcript of Hip, Thigh and Leg Muscles
Hip, Thigh and Leg MusclesVictoria Lund
Types of Movement Pelvis and Thigh:Anterior
The Hip:Posterior
The Hamstrings The QuadricepsThe Quadriceps The Leg
Flexion◦ Satorius, Iliopsoas, Rectus Femoris, Hamstring Muscles
Extension◦ Gluteus Maximus, Quadriceps, Hamstring Muscles
Adduction◦ Adductor Muscles, Gluteus Medius,
Dorsiflexion◦ Tibialis anterior, extensor digitorum longus,
Plantar Flexion◦ Fibularis Muscles, Soleus, Gastronemius
Types of Movement
The Hip (Posterior)
Name Origin Insertion Primary ActionGluteus Medius Ilium Proximal Femur Abducts thigh and
stedies pelvis when walking
Gluteus Maxmus Sacrum and Ilium Proximal Femur Extends hip (so it is straight with the pelvis)
Pelvis/Thigh (Anterior)Muscle Origin Insertion Primary
Action
Iliopsoas Ilium and lumbar vertebra
Femur (lesser trochanter)
Flexes hip
Sartorius Ilium Proximal Tibia
Flexes thigh on hip
Adductor Muscles
Pelvis Proximal Femur
Adduct Thigh
Hamstring Muscles
Name Origin Insertion Primary Action
Semitendinosus Ischial Tuberosity Proximal Tibia Flexes knee and Extends hip
Semimembranosus Ischial Tuberosity Proximal Tibia Flexes knee and Extends hip
Biceps Femoris Ischial Tuberosity Proximal Tibia Flexes knee and Extends hip
The Hamstring muscles make up much of the posterior thigh, as well as the adductor muscles.
Quadriceps GroupAnterior Thigh
Name Origin Insertion Primary ActionVastus Medialis Femur Tibial Tuberosity via
patellar ligamentExtend knee
Vastus lateralis Femur Tibial Tuberosity via patellar ligament
Extend knee
Rectus Femoris Pelvis Tibial Tuberosity via patellar ligament
Extend knee and flexes hip on thigh
LegName Origin Insertion Primary ActionGastroncnemius Distal Femur Calcaneus Plantar flexes foot and
flexes kneeSoleus Proximal tibia and fibula Calcaneus Plantar flexes foot
Tibialis Anterior Proximal tibia First cineform and first metatarsal
Dorsiflexes and inverts foot
Extensor digitorum Longus
Proximal tibia and radius Distal toes (2-5) Extends toes and dorsiflexes foot
Fibularis Muscles Fibula Metatarsals of foot Plantar flex and evert foot