Anterior and Medial Thigh Flashcards
Superior border of femoral triangle
Inguinal ligament
Medial border of femoral triangle
Adductor longus
Lateral border of femoral triangle
Sartorius
Floor of femoral triangle
Pectineus
Roof of femoral triangle
TFL
Contents of femoral sheath
Femoral artety
Femoral vein
Lymphatics
Where can the femoral nerve be found?
Within femoral triangle, but not within sheath
Sartorius origin
Anterior superior iliac spine
Sartorius insertion
Superomedial surface of tibia (pens anserinus)
Sartorius innervation
Femoral nerve
Sartorius action
Hip flexion, abduction, and lateral rotation
Knee flexion
Iliopsoas (iliacus +psoas) origin
Iliacus: iliac fossa
Psoas major: sides of T12-L5 vertebral bodies
Iliopsoas insertion
Lesser trochanter
Iliopsoas innervation
L1-L3 (directly from lumbar flexus)
Iliopsoas action
Hip flexion
Pectineus origin
Superior pubic ramus
Pectineus insertion
Pectineal line
Pectineus innervation
Femoral nerve (sometimes also obturator nerve)
Pectineus action
Adducts and flexes hip
Rectus femoris origin
Anterior inferior iliac spine
Rectus femoris insertion
Quadriceps tendon, patella, patellar ligament, tibial tuberosity,
Rectus femoris innervation
Femoral nerve
Rectus femoris action
Extend knee, flex hip
Vastus lateralis origin
Greater trochanter and lateral lip of linea aspera
Vastus lateralis insertion
Quadriceps tendon, patella, patellar ligament, tibial tuberosity
Vastus lateralis innervation
Femoral nerve
Vastus lateralis action
Knee extension
Vastus medialis origin
Intertrochanteric line and medial lip of linea aspera
Vastus medialis insertion
Quadriceps tendon, patella, patellar ligament, tibial tuberosity
Vastus medialis innervation
Femoral nerve
Vastus medialis action
Knee extension
Vastus intermedius origin
Anterior and lateral surface of femur
Vastus intermedius insertion
Quadriceps tendon, patella, patellar ligament, tibial tuberosity
Vastus intermedius innervation
Femoral nerve
Vastus intermedius action
Knee extension
Obturator externus origin
Obturator membrane
Obturator externus insertion
Trochanteric fossa
Obturator externus innervation
Obturator nerve
Obturator externus action
Lateral hip rotation
Gracilis origin
Pubic body, inferior pubic ramus (ischiopubic ramus)
Gracilis insertion
Medial surface of proximal tibia (pens anserinus, along with sartorius and semitendinosus)
Gracilis innervation
Obturator nerve
Gracilis action
Hip adduction, knee flexion, can also assist with hip flexion
Adductor longus origin
Pubic body
Adductor longus insertion
Middle 1/3 of linea aspera
Adductor longus innervation
Obturator nerve
Adductor longus action
Hip adduction
Adductor brevis origin
Pubic body and inferior pubic ramus (ischiopubic ramus)
Adductor brevis insertion
Pectineal line and proximal linea aspera
Adductor brevis innervation
Obturator nerve
Adductor brevis action
Hip adduction
Adductor magnus origin
Ischial tuberosity
Adductor magnus insertion
Adductor tubercle
Adductor magnus innervation
Sciatic nerve (tibial division)