WebOct 11, 2024 · Urethral strictures: This narrowing of the urethra may be caused by chronic urinary tract infections, having a catheter for a significant period, or surgery or radiation that involves the urethra.; Enlarged prostate gland: This can press on the urethra.; Tumors: Growths from ovarian cancer, uterine cancer, bladder cancer, or prostate cancer may … The cells lining the urethra (the epithelium) come from endoderm, whereas the connective tissue and smooth muscle parts are derived from mesoderm. After the third month, urethra also contributes to the development of associated structures depending on the biological sex of the embryo. In the male, the … See more The urethra (from Greek οὐρήθρα – ourḗthrā) is a tube that connects the urinary bladder to the urinary meatus for the removal of urine from the body of both females and males. In human females and other See more Urination The urethra is the vessel through which urine passes after leaving the bladder. During urination, the smooth muscle lining the urethra relaxes … See more The word "urethra" comes from the Ancient Greek stem "uro" relating to urination, with the structure described as early as the time of See more The urethra is a fibrous and muscular tube which connects the urinary bladder to the external urethral meatus. Its length differs between the sexes, … See more In the developing embryo, at the hind end lies a cloaca. This, over the fourth to the seventh week, divides into a urogenital sinus and … See more Infection of the urethra is urethritis, which often causes purulent urethral discharge. It is most often due to a sexually transmitted infection such … See more • Perineal urethra • Vulvovaginal health • Urethral glands See more
Bladder cancer - Symptoms and causes - Mayo Clinic
WebSep 30, 2024 · Cancer of the ureter (ureteral cancer) is an abnormal growth of cells on the inside lining of the tubes (ureters) that connect your kidneys to your bladder. Ureters are … WebOct 7, 2024 · Urethral cancer is a disease in which malignant (cancer) cells form in the tissues of the urethra. The urethra is the tube that carries urine from the bladder to … greg gutfeld mother in law
Transitional epithelium - Wikipedia
WebUrothelium is made of cells that stretch when your bladder fills with pee and collapses when it’s empty. (Your bladder can hold about 2 cups of pee.) In bladder cancer, abnormal urothelial cells spread from the inner lining to other layers deep in your bladder. The abnormal cells may also spread through your bladder wall into the fatty ... WebSometimes, urothelial cancer invades the cells surrounding the urothelium (lamina propria), the bladder wall or other parts of the body. Providers detect about half of bladder cancers before cancer spreads beyond the urothelium. Smoking is the main risk factor for bladder cancer. Urethral cancer: Cancer can develop in the urothelium of your ... greg gutfeld net worth 2005