Anatomy
·Pelvis & Perineum
Perineum (Urogenital & Anal Triangles)
⭐ PREMIUM
The perineum is the diamond below the pelvic diaphragm, split by a line between the ischial tuberosities into urogenital (anterior) + anal (posterior) triangles.
BOUNDARIES (diamond)
• Anterior: pubic symphysis; posterior: coccyx; lateral: ischial tuberosities + sacrotuberous ligaments.
PERINEAL BODY — high-yield
• Fibromuscular node anterior to the anus; the central tendon where bulbospongios…
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