Yes, these are completely separate chambers within the body. Semen (when deposited during sex) is not left anywhere near the bladder (which is where urine is stored).
Yes, men who have had vasectomies still have DNA in their semen. The vasectomy procedure blocks the vas deferens, the tubes that carry sperm, preventing sperm from reaching semen. Semen is still produced by the body, but it does not contain sperm.
The semen has to come back out of the body since the body can not absorb it and the uterus is a dead end. The sperms are still swimming though so pregnancy can still happen if she ovulates. The semen is supposed to come back out. That's normal.
Gonads in womans body are the ovaries. They are located inside the abdomen
Your body digests the semen so there is no way.
By sweating and peeing.
by peeing
Peeing in the shower has no health benefits for feet or any other part of the body. Peeing in the shower will not hurt a person in any way.
Yes.
by sweeting and by peeing
No
The urethra is the passageway for semen as it leaves the male's body. In the male, the urethra carries semen and urine, while in the female the urethra only carries semen.
Conserving semen has no benefits. It is a myth (wrong belief) that conserving semen is good.