Attachments of muscles in LL Flashcards
Gluteus maximus muscle
A: Posterior superior ilium, sacrum, coccyx, sacrotuberous ligament
B: Gluteal tuberosity, iliotibial tract, inferior gluteal nerve.
inn: inferior gluteal nerve
Ax: power hip extension, lat. rotation of hip
Gluteus Medius muscle
A: gluteal surface of ilium
B: greater trochanter
inn: sup. gluteal nerve
Ax: abduction, medial rotation
Gluteus Minimums muscle
A: gluteal surface of ilium
B: greater trochanter
inn: sup. gluteal nerve
Ax: abduction, medial rotation of hip
Tensor Fascia Latae muscle
A: iliac crest
B: iliotibial tract
inn: superior gluteal nerve
Ax: flexion, medial rotation, abduction of hip
Piriformis muscle
A: anterior sacrum
B: posterior greater trochanter
inn: s1-s2
Ax: hip lat. rotation
Obturator Internus muscle
A: post. obturator membrane
B: medial greater trochanter
inn: L5-S1
Ax: lat. rotation of hip, abduction
Superior and inferior gemellus muscle
A: Lesser sciatic notch, ischial spine and tuberosity
B: obturator interns muscle
inn: L5-S1
Ax: lat. rotation, abduction
Quadratus Femoris muscle
A: body of ischium, ischial tuberosity
B: intertrochanteric crest
inn: L5-S1
Ax: lat. rotation of hip
Psoas Major muscle
A: transverse processes of lumbar vertebrae
B: lesser trochanter
inn: L2-L3
ax: hip flexion
Iliacus
A: iliac fossa
B: Lesser trochanter
inn: femoral nerve
Ax: hip flexion
Vastus Lateralis muscle
A: linea aspera of femur
B: patella, tibial tuberosity
inn: femoral nerve
Ax: knee extension
Vastus intermedius muscle
A: anterior body of femur
B: patella, tibial Tuberosity
inn: femoral nerve
Ax: knee extension
Vastus Medialis muscle
A: linea aspera of femur
B: Patella, tibial tuberosity
inn: femoral nerve
Ax: knee extension
Rectus Femoris muscle
A: anterior inferor iliac spine
B: patella, tibial tuberosity
inn: femoral nerve
Ax: hip flexion, knee extension
Sartorius muscle
A: ant. Sup. Iliac spine
B: medial proximal tibia
inn: femoral nerve
Ax: hip abduction and flexion, lat. hip rotation, knee flexion
Adductor Magnus muscle
A: Inferior pubic ramus, ischial tuberosity
B: Linea apera, adductor tubercle of femur
inn: Obturator n. Sciatic n.
Ax: hip adduction, extension, flexion
Adductor Longus muscle
A: body of pubis
B: linea aspera of femur
inn: obturator nerve
Ax: hip adduction, flexion
Adductor Brevis muscle
A: inferior pubic remus
B: proximal linea aspera
inn: obturator nerve
Ax: hip adduction, flexion
Pectineus muscle
A: sup. pubic ramus
B: pectineal line of femur
inn: Obturator nerve, femoral nerve
Ax: hip adduction, flexion
Gracilis muscle
A: inf. pubic ramus
B: medial proximal tibia
inn: obturator nerve
Ax: hip Adduction, flexion, and knee flexion