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Organ Systems
Obstetric anatomy
Pelvic inlet diameters
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Pelvic inlet diameters
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The junction between the
greater pelvis
and
lesser pelvis
is known as the
pelvic inlet
.
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Pelvis
Bones of pelvis (bony pelvis)
Hip bone
Features of hip bone (acetabulum and obturator foramen)
Ilium
Ilium (landmarks)
Ischium
Ischium (landmarks)
Pubic bone (pubis)
Pubis (landmarks)
Pelvic inlet
Pelvic outlet
False pelvis
True pelvis (lesser pelvis)
Pelvic inlet, mid pelvis, and pelvic outlet
Pelvic inlet diameters
Pelvic outlet diameters
Sacrospinous ligament
Iliolumbar ligament
Sacrotuberous ligament
Pelvic tilt
Lumbar lordosis
SIJ nutation and counternutation
Stations at birth (fetal stations)
Pelvic floor
Pelvic floor components
Levator ani muscles
Puborectalis (of levator ani)
Pubococcygeus (of levator ani)
Iliococcygeus (of levator ani)
Obturator fascia
Coccygeus muscle
Perineum and perineal body
Anal sphincters
Superficial transverse perineal muscle
Deep transverse perineal muscle
Bulbospongiosus muscle
Ischiocavernosus muscle
Urogenital triangle and anal triangle
Perineal membrane
Pelvic floor - superior view
Pelvic floor - inferior view
Pelvic floor organs
Uterus
Ligaments of uterus
Uterus size changes during pregnancy
Rectus abdominis muscle
External abdominal oblique muscle
Internal abdominal oblique muscle
Transversus abdominis muscle
Diastasis recti
Respiratory diaphragm
Inferior vena cava
Core system
Rib cage changes during pregnancy
Tensor fasciae latae muscle (TFL)
Psoas major muscle
Psoas minor muscle
Iliacus muscle
Gluteus maximus and gluteus medius muscles
Gluteus minimus muscle
Obturator externus muscle
Obturator internus muscle
Quadratus femoris muscle
Superior and inferior gemellus muscles
Quadratus lumborum muscle
Piriformis muscle
Pectineus muscle
Inner thigh muscles (adductor longus, brevis and magnus)
Sartorius muscle
Rectus femoris muscle
Hamstring muscles (semimembranosus, semitendinosus, biceps femoris)
Multifidus muscles
Longissimus muscles
Iliocostalis muscles
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