What is Orificium Urethrae Externum?
What is Orificium Urethrae Externum?
Description. In the male, the external urethral orifice (orificium urethræ externum; meatus urinarius) is the most contracted part of the urethra; it is a vertical slit, about 6 mm. long, bounded on either side by two small labia.
Why is my urethra swollen?
Urethritis is the inflammation and swelling of the urethra, the narrow tube that carries urine from the bladder to the outside of the body. It leads to difficulty or pain when urinating. Urethritis is usually caused by bacteria or a virus. A chemical irritant can also trigger it.
What does the ureteral orifice do?
ureteral orifice the opening of a ureter into the urinary bladder at one corner of the trigone of the bladder. Called also ureteral meatus.
Why does the urethra hurt?
Pain in the urethra can also be a symptom of a wide variety of underlying medical conditions, including: inflammation due to bacterial, fungal, or viral infections of the urinary tract, which includes the kidneys, bladder, and urethra. inflammation due to bacterial or viral infections of the prostate or testes.
Why is my urethra sticking out?
What causes it? Urethral prolapse occurs when the muscles, tissues, and ligaments inside the body are weakened. Fascia, a thin sheath of tissue, typically holds internal organs in place. When it fails, the other tissue may not be strong enough to maintain the normal position.
Can urethritis heal on its own?
Urethritis may clear up in a few weeks or months, even without treatment. But if you don’t get treatment, the bacteria that cause the infection can stay in the urethra. Even if symptoms go away, you can still have the infection.
What is the function of the urethral orifice quizlet?
It is the point where urine exits the urethra in males and in females, and also where semen exits the urethra in males.
How is the orificium urethrae externum related to ostium?
Related to ostium urethrae externum: orificium urethrae externum. [TA] 1. the slitlike opening of the urethra in the glans penis; 2. the external orifice of the urethra (in the female) in the vestibule, usually upon a slight elevation, the papilla urethrae.
Where is the external orifice of the urethra?
2. the external orifice of the urethra (in the female) in the vestibule, usually upon a slight elevation, the papilla urethrae. Synonym(s): ostium urethrae externum [TA], external urinary meatus ☆ , external opening of urethra, meatus urinarius, orificium urethrae externum.
Which is the best definition of the word orificium?
2. any opening or meatus. adj., adj orific´ial. aortic orifice the opening of the left ventricle into the aorta; called also aortic opening. external urethral orifice urinary meatus.
Which is the most contracted part of the urethra?
In the male, the external urethral orifice (orificium urethræ externum; meatus urinarius) is the most contracted part of the urethra; it is a vertical slit, about 6 mm. long, bounded on either side by two small labia.