Anatomy - Lower Limb 2 Flashcards
Which sciatic foramen is the route for structures entering or leaving the pelvis?
Greater sciatic foramen
Which sciatic foramen is the route for structures entering or leaving the perineum?
Lesser sciatic foramen
What are the superficial gluteal muscles?
Gluteus maximus
Gluteus medius
Gluteus minimus
Tensor fasciae latae
What are the deep gluteal muscles?
Piriformis
Obturator internus
Superior and inferior gemelli
Quadratus femoris
Which part of the fascia lata is called the iliotibial tract?
Thickening at the lateral side
Which are the two muscles attached to the iliotibial tract?
Gluteus maximus
Tensor fasciae latae
What are the actions of the gluteus maximus muscle?
Extension
External rotation
What is the innervation of gluteus maximus?
Inferior gluteal nerve
What is the main flexor of the hip joint?
Iliopsoas
What is the action of gluteus medius, gluteus minimus and tensor fasciae latae?
Abduction
Medial rotation
Which nerve innervates gluteus medius, gluteus minimus and tensor fasciae latae?
Superior gluteal nerve
What is the action of the deep muscles of the gluteal region on the hip joint?
Stabilisation of the hip
Lateral rotation
The sacral plexus is formed by the union of which ventral rami?
L4-S4
Which nerves are the two main branches of the sacral plexus?
Sciatic nerve
Pudendal nerve
Which ventral rami form the lumbosacral trunk?
L4 and 5
Which muscles are supplied by the superior gluteal nerve?
Gluteus minimus
Gluteus medius
Tensor fasciae latae