Muscles Of The Lower Limb Flashcards
Quadriceps Femoris (vastus medialis, vastus intermedius and vastus lateralis and rectus Femoris)
- ANTERIOR THIGH
- Vastus muscles extend the knee joint.
- rectus Femoris hip flexion and knee extension
-all femoral nerve innervation
Sartorius
-ANTERIOR THIGH
-flexor, abductor, lateral rotator at hip
-flexor at knee
(Enables you to cross legs)
-femoral nerve innervation
Pectineus
- ANTERIOR THIGH
- Adducts and hip flexion
-femoral nerve innervation
Adductor Magnus
-MEDIAL THIGH
-Hip adduction
(Adductor part also flexes thigh and hamstring part extends thigh)
(Hamstring part innervated by tibial nerve)
-obturator nerve innervation
Adductor Longus
- MEDIAL THIGH
- Adducts and Medially rotates the thigh
- obturator nerve innervation
Adductor Brevis
- MEDIAL THIGH
- hip Adductor
- obturator nerve innervation
Obturator externus
- MEDIAL THIGH
- laterally rotates the thigh
- obturator nerve innervation
Gracilis
–MEDIAL THIGH
- Hip Adductor and knee flexor
- obturator nerve innervation
Biceps Femoris
- POSTERIOR THIGH
- hip extension, knee Flexion and lateral rotation at hip and knee
- sciatic nerve innervation
Semitendonosus
- POSTERIOR THIGH
- knee Flexion, hip extension, medially rotation
-sciatic nerve innervation
Semimembranosus
- POSTERIOR THIGH
- Knee Flexion, hip extension, medial rotation at hip and knee
-sciatic nerve innervation
Gluteus Maximus
- SUPERFICIAL GLUTEAL REGION
- hip extension and lateral rotation when force required
- inferior gluteal nerve innervation
Gluteus Medius
- SUPERFICIAL GLUTEAL REGION
- abducts and medially rotates the lower limb. Also secures pelvis during locomotion
-superior gluteal nerve innervation
Gluteus Minimus
- SUPERFICIAL GLUTEAL REGION
- Abducts and medially rotates the lower limb aswell as securing the pelvis.
- superior gluteal nerve innervation
Piriformis
- DEEP GLUTEAL REGION
- laterally rotates and abducts the lower limb
-nerve to Piriformis innervation
Obturator Internus
- DEEP GLUTEAL REGION
- laterally rotates and abducts
- nerve to obturator Internus innervation
The Gemelli - superior snd inferior
- DEEP GLUTEAL REGION
- laterally rotates and abducts the lower limb
- superior innervated by nerve to obturator Internus
- inferior innervated by nerve to quadratus Femoris
Quadratus Femoris
- DEEP GLUTEAL REGION
- laterally rotates the lower limb
-nerve to quadratus Femoris innervation
Psoas Major and Iliacus (Iliopsoas)
- ANTERIOR THIGH
- flexes lower limb at hip joint and lateral rotation at hip joint
-femoral nerve innervation
Tibialis Anterior
- ANTERIOR LEG
- Dorsiflexion and inversion of the foot
-Deep fibular nerve innervation
Extensor Digitorum Longus
- ANTERIOR LEG
- Extension of the lateral 4 toes and Dorsi Flexion of the foot
-Deep fibular nerve innervation
Extensor Hallucis Longus
- ANTERIOR LEG
- Extension of the great toe and dorsiflexion of the foot
-Deep fibular nerve innervation
Fibularis Tertius
- ANTERIOR LEG
- Eversion and dorsiflexion of the foot
-Deep fibular nerve innervation
Fibularis Longus
- LATERAL LEG
- Eversion and plantar Flexion of the foot
-superficial fibular nerve innervation
Fibularis Brevis
- LATERAL LEG
- Eversion of the foot
-superficial fibular nerve innervation
Gastrocnemius
- SUPERFICIAL POSTERIOR LEG
- plantar flexes at ankle joint and flexor at knee
-tibial nerve innervation
Plantaris
- SUPERFICIAL POSTERIOR LEG
- plantarflexes ankle and knee flexor
-tibial nerve innervation
Soleus
- SUPERFICIAL POSTERIOR LEG
- plantarflexes the foot at ankle joint
-tibial nerve innervation
Popliteus
- DEEP POSTERIOR LEG
- laterally rotates femur on the tibia, allowing knee Flexion
-tibial nerve innervation
Tibialis Posterior
- DEEP POSTERIOR LEG
- inverts and plantarflexes the foot and maintains the arch of the foot.
-tibial nerve innervation
Flexor digitorum Longus
- DEEP POSTERIOR LEG
- flexes lateral four toes
-tibial nerve innervation
Flexor Hallucis Longus
- DEEP POSTERIOR LEG
- flexes the great toe
-tibial nerve innervation
