Muscles 4 Flashcards
Muscles that act on the hip joint (Ball&socket)
Iliopsoas gr, gluteal gr, lateral rotators gr, hamstring gr, quadriceps gr, sartorius , adductor gr, TFL & Iliotibial band
Movements hip (coxal) joint
Flexion/Extension
Adduction/Abduction
Medial/lateral rotation
Circumduction
Knee (tibiofemoral) joint movements
Flexion/extension
Médial/lateral rotation
Muscles that act on the tibiofemoral joint
Quadriceps gr, hamstring group, Sartorius, gracilis, iliiotibial tract,
Gastrocnemius, Popliteus, plantaris
Triceps surea muscles
Gastrocnemius gr (médial&lateral head)
Soleus
Posterior muscles of lower leg
Gastrocnemius
Soleus
Tibialis posterior
Flexor Digitorum Longus
Flexor Hallucis Longus
Anterior muscles of lower leg
Tibialis Anterior
Extensor Digitorum Longus
Extensor Hallucis Longus
Peroneal Tertius
Lateral Muscles of lower leg
Fibularis Longus
Fibularis Brevis
What is a compartment
Region that contains a grouping of muscles, nerves and blood vessels within a segment of the body
Three compartments of the lower extremity
Gluteal
Thigh
Leg
Three distinct fascial compartments
TFL (superior gluteal nerve)
Gluteus medius & minimus (superior gluteal nerve)
Gluteal Maximus (inferior gluteal nerve)
Outer limit of the thigh compartment
fascia lata
Internal borders of thigh compartment
Lateral intermuscular septa
Posterior intermuscular septa
Medial intermuscular septa
Three compartments of the thigh compartment
Medial
Anterior
Posterior
Borders of the medial compartment of the thigh
Medial and posterior intermuscular septa
Muscles of the medial compartment of the thigh
Adductor gr (obturator n.) :
Adductor magnus (also sciatic n.)
Adductor Longus
Adductor brevis
Pectineus (also femoral nerve)
Gracilis
Actions of medial compartment of the thigh
Hip Adduction
&flexion/medial rotation
Borders of anterior compartment of the thigh
Medial and lateral intermuscular septa
Muscles in anterior compartment of the thigh
Quad gr (fémoral n.) :
Rectus femoris
Vastus medialis,
intermedius,
lateralis
& Sartorius
Actions of the anterior compartment of the thigh
Knee extension (and hip flexion)
Borders of posterior compartment of thigh
Posterior and lateral intermuscular septa
Muscles in anterior compartment of thigh
Hamstring gr (sciatic n.) :
Biceps femoris (long&short head)
Semitendinosus
Semimembranosus
Actions of posterior compartment of thigh
Knee flexion (and hip extension)
Outer border of leg compartment
Crural fascia