Muscle Attachments Flashcards
Gluteus maximus
Proximal attachments: gluteal surface of ilium posterior to posterior gluteal line, posterior iliac crest, posterior sacrum, sacrotuberous ligament
Distal: iliotibial tract, gluteal tuberosity of the femur
Actions:
Gluteus medius
Proximal: gluteal surface of the ilium b/w the posterior and anterior gluteal lines
Distal: greater trochanter of the femur
Gluteus minimus
Proximal: gluteal surface if the ilium between the anterior and inferior gluteal lines
Distal: greater trochanter of the femur
Actions:
Tensor fascia lata (TFL)
Proximal: anterior part of the iliac crest and adjacent gluteal surface, anterior superior iliac spine
Distal: lateral condyle of thd tibia via the iliotibial band (Gerdy’s tubercle)
Actions:
Piriformis
Proximal: anterior aspects of the 2nd to 4th sacral segments, sacrotuberous ligament
Distal: medial side of the greater trochanter of the femur
Actions:
Superior gemellus
Proximal: gluteal surface of the ischial spine
Distal: medical surface of the greater trochanter via the tendon of obturator internus
Actions:
Obturator internus
Proximal: internal surface of the obturator membrane and adjacent bone
Distal: medical surface of the greater trochanter of the femur
Actions:
Inferior gemullus
Proximal: upper part of the ischial tuberosity
Distal: medial surface of the greater trochanter via the tendon of obturator internus
Quadratus femoris
Proximal: ischial tuberosity
Distal: quadrate tubercle of the femur
Actions:
Obturator externus
Proximal: outer surface of the obturator membrane and adjacent bone
Distal: trochanteric fossa of the femur
Actions:
Gracilis
Proximal: anterior body of the pubic, inferior ramus of the pubis
Distal: medical surface of the upper part of the shaft of the tibia
Actions:
Pectineus
Proximal: Superior ramus of the pubis
Distal: pectineal line of the femur
Actions:
Adductor magnus
Proximal: ischiopubic ramus extending to the inferior part of the ischial tuberosity
Distal: upper part of the medial lip of the linea aspera of the femur to the medial supracondylar ridge of the femur, adductor tubercle of the femur
Actions:
Adductor longus
Proximal: anterior aspect of the body of the pubis (between the pubic crest and the symphysis)
Distal: middle two quarters of the medial lip of the linea aspera
Actions:
Adductor brevis
Proximal: anterolateral body of the pubis, inferior ramus of the pubis
Distal: proximal half of the medial lip of the linea aspera
Actions: