The Detrosor Muscle of the Urinary Bladder. The Detrusor Muscle is a layer of the Urinary Bladder wall which is itself made up by three layers. The Detrusor Muscle is smooth muscle fibers arranged in spiral and circuar bundles.
Prev Next. 1  Prostate cancer and blue balls, generally occur when an adult male does not ejaculate and in order to have a healthy sex life, a male must ejaculate. 2  Health Benefits of Male EjaculationProstate cancer:Frequent ejaculation lowers the risk of prostate cancer and protects the prostate gland.
Retrograde ejaculation is a condition in men where semen enters the bladder instead of leaving the body through the penis. Normally, when a man ejaculates, semen is propelled down through the urethra and out of the body. Retrograde ejaculation means that semen is propelled up the urethra, and moves backwards into the bladder. The semen later exits the body during urination.