Muscles of Lower Limb Flashcards
Name the muscles of the anterior compartment
Rectus Femoris Vastus Lateralis Vastus Intermedius Vastus Medialis lliopsoas Sartorius
What is the main nerve that innervates the anterior compartment of muscles
Femoral Nerve
What two nerves innervate the iliopsoas muscle?
Femoral Nerve
Spinal Nerves L1-L3
What are the origins of iliopsoas?
Origins:
Iliopsoas: T12-L5 transverse process and vertebral body
Iliacus: Iliac fossa and crest
What are the insertions of iliopsoas?
Insertions:
Lesser trochanter of the femur
What is the origin of the sartorius?
Anterior Superior Iliac Spine
What is the insertion of the sartorius?
Upper medial tibial shaft
What is the innervation of the sartorius?
Femoral Nerve
What is the origin for the rectus femoris?
Anterior Inferior Iliac Spine
What is the insertion for the rectus femoris?
Tibial Tuberosity via the patellar tendon
What is the origin for the vastus medialis?
Linae Aspera
Intertrochanteric Line
What is the insertion for the vastus Medialis?
Tibial tuberosity via the patellar tendon
What is the origin for the vastus intermedius?
Anterior and Lateral Femoral Shaft
What is the insertion for the vastus intermedius?
Tibial tuberosity via the patellar tendon
What is the origin for the vastus lateralis?
Greater Trochanter
Linae Aspera
What is the insertion for the vastus lateralis?
Tibial Tuberosity via the patellar tendon
What three muscles insert at the pens anserine?
Sartorius
Gracilis
Semitendinosus
What do the tendons of the SGT muscles form?
Pens anserine
Name the muscles of the medial compartment?
Pectineus Adductor Longs Adductor Brevis Adductorr Magnus Gracilis
What is the main innervation for the medial compartment?
Obturator Nerve
What are the two innervations for adductor magnus?
Anterior head: Obturator Nerve
Posterior head: Sciatic Nerve
What are the two innervations for the pectineus?
Femoral Nerve
Obturator Nerve