Muscle Of The Lower Limb Flashcards
What groups are the muscles of the lower limb categorized into?
Muscles of the iliac region, muscle of the thigh, muscle of the leg, muscle of the foot
What is the muscle of the iliac region?
Iliapsoas = iliacus + psoas major + psoas minor
What is the action of the iliopsoas muscle?
Flexion of the thigh on the trunk and flexion of the trunk to the thigh
What do the muscles of the thigh act on?
The hip joint and the knee joint
What are the four groups of the muscles of the thigh?
Anterior group, medial group, gluteal group, posterior group
What is the action of the anterior group of muscles of the thigh?
Extension of the knee
What is the medial group of the thigh muscle divided further into?
Adductor longus, adductor brevis, adductor Magnus, gracilis, obturator externus
What is the action of the gracilis and obturator externus muscle
Gracilis → medial rotator
Obturator externus → lateral rotator
What does the gluteal group in the thigh muscle contain?
Gluteus Maximus, gluteus medius, gluteus minimus
What is the action of the gluteus Maximus muscle?
Extension of the hip
What is the action of the gluteus medius and minimus muscles?
Abduction of the thigh
What does the posterior group in the muscles of the thigh contain?
Hamstrings
What is the action of the hamstrings in the thigh?
Flexion of the knee
What do the muscles of the leg act on?
The ankle joint
What are the 3 groups of the muscles of the leg?
Anterior group, lateral group, posterior group
What is the action of the anterior group of muscles in the leg?
Dorsiflexion of the foot
What is the action of the lateral group of muscles in the leg?
Eversion of the foot
What is the posterior group of muscles in the leg contain?
Gastrocnemius, soleus
What is action of the posterior group of muscles in the leg?
Planter flexion of the foot
What do muscles of the foot act on ?
The toes
What are the 2 groups of the muscles of the foot?
Dorsal group and planter group
What is the action of dorsal group muscle in the foot?
Extension of the toes
What is the action of planter group muscles in the foot?
Flexion, adduction, abduction of the toes
What nerve is in the anterior compartment of thigh?
Femoral nerve
What is the nerve in the medial compartment of thigh?
Obturator nerve
What is the nerve in the posterior compartment of thigh?
Sciatic nerve
What does the sciatic nerve divides into?
Tibial and common peroneal nerves which supply the leg muscles
Iliopsoas
Adductor brevis
Adductor magnus
Adductor longus
Gracilis
Psoas major and minor
gluteus medius
adductor longus
gracilis
adductor magnus
Gluteus medius
gluteus Maximus
gracilis
adductor magnus