Muscle: GLUTEUS MAXIMUS
Origin: Outer surface of ilium, sacrum, coccyx, sacrotuberous ligament
Insertion: Iliotibial tract and gluteal tuberosity of femur
Nerve: Inferior gluteal nerve
Action: Extends and laterally
Muscle: GLUTEUS MEDIUS
Origin: Outer surface of ilium
Insertion: Lateral surface of greater trochanter of femur
Nerve: Superior gluteal nerve
Action: Abducts thigh at hip joint; tilts pelvis when walking to permit opposite leg to clear ground
Muscle: GLUTEUS MINIMUS
Origin: Outer surface of ilium
Insertion: Anterior surface of greater trochanter of femur
Nerve: Superior gluteal nerve
Action: Abducts thigh at hip joint; tilts pelvis when walking to permit opposite leg to clear ground
Muscle: TENSOR FASCIAE LATAE
Origin: Iliac crest
Insertion: Iliotibial tract
Origin: Superior gluteal nerve
Action: Assist gluteus maximus in extending the knee joint
Muscle: PIRIFORMIS
Origin: Anterior surface of sacrum
Insertion: Upper border of greater trochanter of femur
Nerve: First and second sacral nerves
Action: Lateral rotator of thigh at hip joint
Muscle: OBRURATOR INTERNUS
Origin: Inner surface of obturator membrane
Insertion: Upper border of greater trochanter of femur
Nerve: Sacral plexus
Action: Lateral rotator of thigh at hip joint
Muscle: GEMELLUS SUPERIOR
Origin: Spine of ischium
Insertion: Upper border of greater trochanter of femur
Nerve: Sacral plexus
Action: Lateral rotator of thigh at hip joint
Muscle: GEMELLUS INFERIOR
Origin: Ischial tuberosity
Insertion: Upper border of greater trochanter of femur
Nerve: Sacral plexus
Action: Lateral rotator of thigh at hip joint
Muscle: QUADRATUS FEMORIS
Origin: Lateral border of ischial tuberosity
Insertion: Quadrate tubercle of femur
Nerve: Sacral plexus
Action: Lateral rotator of thigh at hip joint
YOU ARE READING
MOINA (LOWER EXTREMITY)
RandomMuscle Origin Insertion Nerve Action of Lower Extremity
