ANATOMY

Detailed explanation-1: -Urethra. This tube allows urine to pass outside the body. The brain signals the bladder muscles to tighten, which squeezes urine out of the bladder. At the same time, the brain signals the sphincter muscles to relax to let urine exit the bladder through the urethra.

Detailed explanation-2: -(yoo-REE-thruh) The tube through which urine leaves the body. It empties urine from the bladder.

Detailed explanation-3: -From the kidneys, the urine goes into the urinary bladder through tube-like ureters. It is stored in the bladder and is passed out through the urinary opening at the end of a muscular tube called urethra . The kidneys, ureters, bladder and urethra form the excretory system.

Detailed explanation-4: -Urethra. A tube located at the bottom of the bladder that allows urine to exit the body during urination. All parts of the urinary tract-the kidneys, ureters, bladder, and urethra-must work together to urinate normally.

Detailed explanation-5: -Your urinary system is made up of the kidneys, the bladder, the ureters and the urethra. The urethra is the hollow tube that lets urine, a waste product, leave the body. The urethra can become infected or scarred. Urology 216.444.5600.