The urinary meatus[a] (/ miːˈeɪtəs /, mee-AY-təs; pl.: meatus or meatuses), also known as the external urethral meatus[1] or external urethral orifice, is the opening where urine exits the urethra through …

Medical Definition meatus noun me· atus mē-ˈāt-əs plural meatuses -ə-səz or meatus -ˈāt-əs, -ˈā-ˌtüs : a natural body passage : canal, duct

Aug 1, 2025 · The urinary meatus is the external opening of the urethra, the tube that carries urine from the bladder out of the body. This small orifice serves as the final exit point for urine and is also known …

Nov 15, 2025 · The meatus is located in the lower pelvic region, serving as the external opening of the urethra. It appears as a small, typically slit-like or oval opening, often characterized by slightly raised …

A natural opening of a tubular lumen, which in the usual working medical parlance refers to the urinary meatus located in the glans penis or in the vulva. Other meatuses include the external and internal …

The external auditory meatus is an acquisition of homeotherms that was developed independently in mammals and birds.

Oct 28, 2025 · Understand what is a meatus in medical terms with this comprehensive guide. Learn about key body passages like the urinary and external acoustic meatus, their functions, and …

Jun 16, 2025 · This small opening serves as the final passageway for urine that has been filtered by the kidneys, stored in the bladder, and transported through the urethra. The meatus is lined with mucous …

Explore the External Urethral Meatus — including its structure, location, and function in the human body.

Learn about the meatus, a key anatomical opening. Understand the urethral meatus in urology, its types, function, and clinical significance.