Muscles of Gluteal Region Flashcards
(36 cards)
Gluteus Maximus Origin
Outer surface of sacrum, sacrotuberous ligament iliotibial tractilium, and glutealcoccyx,
Gluteus Maximus Insertion
Tuberosity of femur
Gluteus Maximus Nerve
Inferior gluteal nerve
Gluteus Maximus Action
Extends & laterally rotates thigh; through iliotibial tract, it extends knee joint
Gluteus Medius Origin
Outer surface of ilium
Gluteus Medius Insertion
Greater
trochanter of femur
Gluteus Medius Nerve
Superior gluteal nerve
Gluteus Medius Action
Abducts thigh. Tilts pelvis when walking
Gluteus Minimus Origin
Outer surface of ilium
Gluteus Minimus Insertion
Greater trochanter of femur
Gluteus Minimus Nerve
Superior gluteal nerve
Gluteus Minimus Action
Abduct thigh; anterior fibers medially rotate thigh
Tensor Fasciae Latae
Iliac crest
Tensor Fasciae Latae
Iliotibial tract
Tensor Fasciae Latae
Superior gluteal nerve
Tensor Fasciae Latae
Assists gluteus major in locking the knee into full extension
Piriformis Origin
Anterior surface of sacrum
Piriformis Insertion
Greater trochanteric fossa
Piriformis Nerve
1st & 2nd sacral nerves
Piriformis Action
Lateral rotator of thigh
Superior Gemellus Origin
Spine of ischium
Superior Gemellus Insertion
Greater trochanteric fossa
Superior Gemellus Nerve
Sacral plexus
Superior Gemellus Action
Lateral rotator of thigh