Anatomy
·Pelvis & Perineum
Urinary Bladder
⭐ PREMIUM
The bladder is a subperitoneal muscular reservoir behind the pubis. Its shape, peritoneal relations and innervation are core.
STRUCTURE
• Apex, body, fundus (base), neck; the detrusor muscle wall.
• Trigone: smooth triangular area between the two ureteric orifices + internal urethral orifice (derived from mesonephric ducts).
• Empty bladder is subperitoneal; as it fills it rises above the pubis…
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