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29 Cards in this Set
- Front
- Back
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bones of innominate
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ischium
ilium pubic bones fuse by 20 years |
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where do the innominates atriculate
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femur at the acetabulum
sacrum at SI joint pubic bones at the symohisis |
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describe SI joint
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inverted L joint with 2 arms converging anteriorly
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true pelvic ligaments
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SI ligaments
anterior, posterior, and intraosseous surround and stabilize the SI oint |
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accessory pelvic ligaments
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sacrotuberous
sacrospinous iliolumbar |
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inferior lateral angle to ischial tubersity
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sacrotuberous
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sacrum to the ischial spines
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sacrospinous
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TP of L4 and L5 to medial side of iliac crest
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iliolumbar
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what ligament divides the greater and lesser sciatic foramen
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sacrospinous
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what is the first ligament to be painful in lumbrosacral decompression
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iliolumbar
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primary pelvic muscles
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pubococcygeus
iliococcygeus levator ani |
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piriformis pain
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sciatic nerve pierces and causes pain to knee, but not below the knee
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origin of piriformis
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inferior, anterior aspect of sacrum
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insertion of piriformis
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greater trochanter
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action of piriformis
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externall rotates, extends thigh and abducts thigh when hip flexed
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innervation of piriformis
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S1 and S2
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which axis is innominate rotation
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inferior transverse axis
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which axis is resp motion
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superior transverse axis
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during inhalation the sacral base moves
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posterior
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during exhalation the sacral base moves
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anterior
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axis of postural motion
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middle transverse axis
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as person bends forward sacral base moves
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anterior
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axis of dynamic motions
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left or right oblique axis
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tight hamstrings-what dysnfunction
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posterior innominate
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tight quads-what dysfunction
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anterior innominate
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sacral torsion-L5 is sidebent
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sacral oblique axis on same side as sidebending
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sarcral torsion-L5 rotated
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sacrum rotates away on oblique axis
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sacral torsion-seated flexion test
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found opposite side of the oblique axis
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MC sacral dysfucntion in postpartum patient
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bilateral sacral flexion
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