THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -The bladder’s walls relax and expand to store urine, and contract and flatten to empty urine through the urethra. The typical healthy adult bladder can store up to two cups of urine for two to five hours.

Detailed explanation-2: -Bladder: Your bladder holds urine until you’re ready to empty it (pee). It’s hollow, made of muscle, and shaped like a balloon.

Detailed explanation-3: -The bladder stores urine, allowing urination to be infrequent and controlled. The bladder is lined by layers of muscle tissue that stretch to hold urine. The normal capacity of the bladder is 400-600 mL. During urination, the bladder muscles squeeze, and two sphincters (valves) open to allow urine to flow out.