The Gluteal Region Flashcards
What is the innervation of the Gluteus Maximus?
Inferior gluteal nerve
What nerves supply the skin of the gluteal region?
The cluneal nerve
What is the lateral boarder of the gluteal region?
Posterior superior Iliac spine
What is the medial boarder of the Gluteal region?
Sacrum
What is the medial boarder of the Gluteal Region?
Anal Sulcus or crease
What is the inferior medial boarder of the gluteal region?
Gluteal sulcus or crease
What creates the folds in the gluteal region?
Gluteus Maximus
What is the lateral shelf of the gluteal region?
Greater Trochanter
Superior cluneal non- ___________ cutaneous branches of dorsal __________
Lateral , L1-L4
Middle Cluneal nm: Lateral cutaneous brances of dorsal ramifi________
S1-S3
Inferior cluneal nm. _________ of _______ rami ________
Brackens; S1-S3
What is the origin of the Gluteus Maximus?
Outer surface of the ilium and iliac crest; the sacrum, lateral aspect of the coccyx and sac Roth ligament
What is the insertion of of Gluteus Maximus?
Iliotibial tract and gluteal tuberosity of femur
What is the Gluteus Maximus action?
extension of the thigh and lateral rotation
What is the origin of the Gluteus Medius?
Between the anterior and posterior gluteal lines
What muscles inserts at the lateral aspect of the greater trochaneter of femur?
Gluteus Medius
What is the innervation of the Gluteus Medius?
Superior gluteal nerve
What are the spinal levels for Gluteus Medius?
L5, S1
What is the action of the Gluteus Medius?
Abduction and Medial roation
What is the origin of Gluteus Minimus?
between anterior and inferior gluteal line
What is the insertion of Gluteus Minimus?
Anterior aspect of the greater trochanter and joint capsule
What is the innervation of the Glutues Minimus?
Superior gluteal nerve
What is the spinal levels for Gluteus Minimus?
L5,S1
What is the action of Gluteus Minimus?
Abduction and medial rotation
If the problem is on the left side ten the problem is on the ___________ side, what nerve would e injurted?
Right, superior gluteal nerve
What is the origin of te Tensor Fascia Lata?
Anterior superior iliac spine and anterior iliac crest
What is the insertion of Tensor Fascia Lata?
Iliotibial tract
What is the innervation of the Tensor Fascia Lata?
Superior gluteal nerve
What are the Spinal levels for Tensor Fascia Lata?
L4,L5,S1
What are the actions of Tensor Fascia Lata?
Tenses the iliotibial tract thereby stabilizing the thigh on the leg; thigh abduction
What is the origin of the Piriformis?
ventrolateral aspect of the sacrum
What is the innervation of Pifiormis?
Nerve to piriformis
What is the spinal levels Piriformis?
L5,S1,S2
What is the action of Piriforms?
Laterally rotates an extended thigh, abducts a flexed thigh
What can compress the sciatic nerve?
Spasms and hypertonicity of pififorms
What are the PIN structures?
Pudendal N.
Internal Prudendal A and V.
N. to Obturator Internus
What is the origin of the Superior Gemellus?
outer surface of the ischial spine
What is the insetion of the Superior Gemellus?
Medial surface of greater trochanter
what is the innervation of Superior Gemellus?
Nerve to obturator internus
What are the spinal levels of the Superior Gemellus?
L5,S1
What are the actions of Superior Gemellus?
Laterally rotates an extended tigh and abducts a flexed thigh
What is the origin of the Obturator Internuns?
Inner surface of the obturator membrane and obturator foramen
What is the insertion of the Obturator Internuns?
medial surface of the greater trochanter
What is the innervation of the Obturator Internuns?
Nerve to obturator internus
What are the spinal nerves of the Obturator Internuns?
L5,S1
What are the actions of the Obturator Internuns?
Laterally rotates an extended thigh and abducts a flexed thigh
Which muscles stabilize the hip joint?
Quadratus femoris, Obturator Internuns , inferior and Superior Gemellus
What is the origin of the Inferior Gemellus?
Ischial tuberosity
What is the insertion of Inferior Gemellus?
Medal surface of greater trochanter
What is the innervation of Inferior Gemellus?
Nerve to quadratus femoris
What are the spinal levels of the Inferior Gemellus?
L5,S1
What are the actions of Inferior Gemellus?
Laterally rotates an extended thigh and abducts a flexed thigh
What is the origin of Quadratus Femoris?
the lateral border of the ischial tuberosity
What is the insertion of Quadratus Femoris?
Quadrate Tubercle and intertrochanteric crest
What is the innervation of Quadratus Femoris?
Nerve to quadratus femoris
What are the spinal levels of Quadratuss Femoris?
L5,S1
Action of Quadratus Femoris?
Lateral rotation