See Also: external opening of urethra(medicine)
opening of external acoustic meatus(medicine)
l-gulonic acid(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
Medicine Lodge Memorial Hospital- Medicine Lodge(health)
urethra(medicine)
Urethra(health)
urethra(dictionary)
urethra(dictionary)
posterior urethra(medicine)

l-gulonic acid (medicine) and external opening of urethra (medicine)


l-gulonic acid (medicine)


l-gulonic acid
Reduction product of glucuronic acid (-CHO → -CH2OH); oxidation product of l-gulose (-CHO → -COOH); a precursor (except in primates, guinea pigs, certain fishes, and the Indian fruit bat) of ascorbic acid via l-gulonolactone.


external opening of urethra (medicine)


external opening of urethra -->
external urethral orifice


The slitlike opening of the urethra in the glans penis, the external orifice of the urethra (in the female) in the vestibule, usually upon a slight elevation, the papilla urethrae.

Synonym: ostium urethrae externum, external opening of urethra, meatus urinarius, orificium urethrae externum.