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Muscles of pelvis Pelvic Viscera 1. GRETER PELVIS ( false pelvis, pelvis major), 2. LESSER PELVIS (true pelvis, pelvis minor)

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Presentation on theme: "Muscles of pelvis Pelvic Viscera 1. GRETER PELVIS ( false pelvis, pelvis major), 2. LESSER PELVIS (true pelvis, pelvis minor)"— Presentation transcript:

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2 Muscles of pelvis Pelvic Viscera

3 1. GRETER PELVIS ( false pelvis, pelvis major), 2. LESSER PELVIS (true pelvis, pelvis minor)

4 Obturator internus N: S1 & S2, L5 F: lateral rotation of thigh (extention) Abduction (flexion)

5 Piriformis N: S1 & S2, L5 F: stability of hip joint, lateral rotation of thigh (extention) Abduction (flexion)

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7 Pelvic wall foramens

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9 pelvic diaphragm Levator ani Coccygeus

10 Levator ani O: pubic body, obturator fascia, ischial spine I: prineal body Anorectal junction Ext. sphincter of anus Anococcygeal lig N: S4 Function: sphincter Anorectal angle Urogenital hiatus

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12 Coccygeus O: ischial spine I: lateral border of coccyx & S5 N: S4 & S5

13 Pelvic outlet

14 The Pelvic Inlet AP= true conjugate= 10-11cm Transverse= cm Oblique = cm

15 Perineal membrane

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19 Episiotomy

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22 Rectum

23 Anal canal

24 Urinary bladder Ureter Urethra

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27 Interior of bladder Interureteric crest 2.5 cm

28 Suprapubic sundage

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