Muscles Of The Thigh/Leg/Foot Flashcards
What is the origin of gluteus maximus? (3)
Iliac crest
Posterior gluteal line
Lateral surface of ilium
What is the insertion of gluteus maximus? (2)
Iliotibial tract
Gluteal tuberosity
What is the action of gluteus maximus? (3)
Extension at the hip
Lateral rotation of the hip
Abduction at the hip (only superior fibres)
What is the origin of gluteus medius? (2)
Anterior iliac crest
Lateral surface of ilium between posterior and anterior gluteal lines
What is the insertion of gluteus medius?
Greater trochanter of femur
What is the action of gluteus medius? (2)
Abduction at the hip
Medial rotation at the hip
What is the origin of gluteus minimus?
Lateral surface of ilium between posterior and anterior gluteal lines
What is the insertion of gluteus minimus?
Greater trochanter of femur
What is the action of gluteus minimus? (2)
Abduction at the hip
Medial rotation of the hip
What is the origin of tensor fascia latae? (2)
Iliac crest
Lateral surface of anterior superior iliac spine
What is the insertion of tensor fascia latae?
Iliotibial tract
What is the action of tensor fascia latae? (3)
Medial rotation of the hip
Extension at the knee
Lateral rotation of the knee
What is the origin of obturator externus?
Lateral and medial margin of obtuator foramen
What is the insertion of obturator externus?
Trochanteric fossa of femur
What is the action of obturator externus? (2)
Lateral rotation of the hip
Abduction at the hip
What is the origin of obturator internus?
Lateral and medial margins of obturator foramen
What is the insertion of obturator internus?
Medial surface of a greater trochanter
What is the action of obturator internus? (2)
Lateral rotation of the hip
Abduction at the hip
What is the origin of piriformis?
Anterolateral surface of sacrum
What is the insertion of piriformis?
Greater trochanter her femur
What is the action of piriformis? (2)
Lateral rotation of the hip
Abduction at the hip
What is the origin of superior gemellus?
Ischial spine
What is the insertion of superior gemellus?
Medial surface of greater trochanter via tendon of obturator internus
What is the action of superior gemellus? (2)
Lateral rotation of the hip
Abduction at the hip
What is the origin of inferior gemellus?
Ischial tuberosity
What is the insertion of inferior gemellus?
Medial surface of greater trochanter via tendon of obturator internus
What is the action of inferior gemellus? (2)
Lateral rotation of the hip
Abduction at the hip
What is the origin of quadratus femoris?
Lateral border of ischial tuberosity
What is the insertion of quadratus femoris?
Intertrochanteric crest of femur
What is the action of quadratus femoris?
Lateral rotation of the hip
What is the origin of adductor brevis?
Inferior ramus of pubis
What is the insertion of adductor brevis?
Linea aspera of femur
What is the action of adductor brevis? (2)
Adduction at the hip
Flexion at the hip
What is the origin of adductor longus?
Inferior ramus of pubis
What is the insertion of adductor longus?
Linea aspera of femur
What is the action of adductor longus? (3)
Adduction at the hip
Flexion at the hip
Medial rotation of the hip
What is the insertion of adductor Magnus? (2)
Linea aspera
Adductor tubercle of femur
What is the origin of adductor magnus? (2)
Inferior ramus of pubis
Ischial tuberosity
What is the action of adductor magnus? (4)
Adduction at the hip
Flexion at the hip (anterior portion only)
Medial rotation of the hip (anterior portion only)
Extension at the hip (posterior portion only)
