Use anything that seems like it will fit or be just a little too large to fit and go to it.
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This is not at all a wise thing to do. It is very likely you will get a bladder infection from putting anything into the urethra that is not sterile. If you have never had a bladder infection, they are very painful! You could tear the urethral wall requiring surgical repair so you don't leak urine all the time after the tear, but sometimes even after repair, there is still leaking so you'd have to wear diapers. And those are just a small number of the concerns and reasons not to attempt this. Perhaps the prior answer above is confusing vagina and urethra...if looking for pleasure, putting things in the urethra is not the right place.
Antidiuretic hormone does not play a role in reproduction, is most commonly reduces the loss of water in urine.
reproduction
They play an important role, and are part of the process.the role of a cone in the reproduction of gymnosperms is to produce egg cells and sperm cells
Male placental mammals use their urethra for both urination and reproduction.
reproduction engine
The Urethra. The opening to the urethra is just below the clitoris. It is not related to sex or reproduction, but is instead is the passage for urine. The urethra is connected to the bladder.
Animals, like bats and bushbabies, are important pollinators of baobab flowers, contributing to their reproduction. Additionally, animals feed on baobab fruit, helping to disperse the seeds and promote the tree's regeneration and expansion in different areas.
There isnt any reproductive function of tbe urethra
It contains the urethra for urine to pass from the urinary bladder, and carries semen for reproduction.
It performs meiosis to divide its genetic material so it may be passed on to the next generation.
They are created and allowed to disperse to a new area so they can grow if the conditions are right.
Prostate Urethra Vas deferens Scrotum Testes Penis Epididymis