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24 Cards in this Set

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name the three mm that make up the gluteal mm. in order from external-most to internal-most
ext: gluteus maximus m.
gluteus medius m.
int: gluteus minimus m.
Gluteus maximus m.

OIAN
O: Ilium, posterior aspect of sacrum and coccyx, sacrotuberous ligament
I: Gluteal tuberosity and iliotubal tract
A: Abduction, extension and LATERAL rotation of the thigh
N: Inferior gluteal (L5, S1-S2)
Gluteus medius m.

OIAN
O: Ilium
I: Greater trochanter
A: Abducts and MEDIALLY rotates the thigh
N: Superior gluteal (L4-L5, S1)
Gluteus minimus m.

OIAN
O: Ilium between middle and inferior gluteal lines
I: Greater trochanter
A: Abducts and MEDIALLY rotates the thigh
N: Superior gluteal (L4-L5, S1)
name the 4 short lateral rotators in the gluteal region superior to inferior
sup: piriformis m.
superior gemelli m
(obturator interus m.)
inferior gemelli m.
quadratus femoris m.
Piriformis m.

OIAN
O: Sacrum
I: Greater trochanter
A: LATERAL rotation of the thigh and abduction
N: S1-S2
Superior and Inferior Gemelli mm.

OIAN
O: Superior margin of the lesser sciatic notch; inferior margin of lesser sciatic notch
I: Tendon of the obturator internus m.
A: LATERAL rotation of the thigh
N: Branch from n. to obturator; branch from n. to quadrates
Quadratus femoris m.

OIAN
O: Lateral border of ischial tuberosity I: Posterior aspect of greater trochanter & adjoining shaft of humerus
A: LATERAL rotation of the thigh
N: n. to quadratus
A positive Trendelenburg's sign is:
-"gluteal gait"
-due to weak 1) (abductor/adductor) hip muscles 2) (mainly which?)
-hip will fall 3) (to affected side/opposite affected side)
-
1) abductor hip mm
2) gluteus medius and minimus mm (superior gluteal n.)
3) opposite affected side
name the 3 main branches of the internal iliac a. and external iliac a. that are important in the gleuteal region
from internal iliac through great sciatic foramen:
1) superior gluteal a.
2) inferior gluteal a.
from femoral a. (from external iliac a:
1) medial circumflex femoral a.
branches of the internal iliac a.:

_____________ passes through the greater sciatic foramen superior to the piriformis m.
superior gluteal a.
branches of the internal iliac a.:

_____________ passes through the greater sciatic foramen inferior to the piriformis m.
inferior gluteal a.
branches of the internal iliac a.:

_____________ between quadratus femoris m. and adductor magnus m.
medial femoral circumflex a.
branches of the internal iliac a.:

____________ anastomoses with femoral circumflex aa and perforating br.; sends a branch to the sciatic n.
inferior gluteal a.
branches of the internal iliac a.:

____________ runs between L4,L5, and S1 of the lumbar plexus
superior gluteal a.
name the 2 branches of the profunda femoris a.
medial femoral and lateral femoral circumflex
name the 3 branches of the lateral femoral circumflex a.
1) ascending branch to ileus
2) descending branch to femur
3) transverse branch to anastomose with medial circumflex
nerves to the gluteal region:

(L4, L5, S1) between gluteus medius and minimus mm
superior gluteal n.
nerves to the gluteal region:

(L5, S1, S2) to gluteus maximus m.
inferior gluteal n.
nerves to the gluteal region:

(S1-S3) exits pelvis inferior to piriformis, inferior cluneal branch, perineal n., cutaneous branches to skin of posterior thigh
posterior fermoral cutaneous n.
nerves to the gluteal region:

largest nerve in the body; composed of two portions: __________ & ___________
Sciatic n.
-tibial n. (L4,L5, S1-S3)
-common peroneal n. (L4, L5, S2) (lateral)
nerves to the gluteal region:

(L4, L5, S1) to inferior gemellus m. and quadratus femoirs m.
nerve to quadratus femoris m.
nerves to the gluteal region:

(L5, S1, S2)
nerve to obturator internus
for injections into the gluteal area

near the iliac spine = safe/unsafe
below the iliac spine = safe/unsafe
near = safe
below = unsafe