It's expected that you would bleed in this situation. Eventually it should stop. If it is still bleeding after a few hours you need to see a doctor.
bruising, blood spotting, ingrown hairs
Hyperglycemia is a medical term for excessive sugar (glucose) in the blood.
Uremia is the medical term meaning excessive nitrogenous waste in the blood.
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No excessive blood clots are not normal you should be seen by your heath care provider.
A rash, blood vessel problem, prostate problem or other problems can cause discoloration of the scrotum. If this is not a homework question get to the doctor right away.
Excessive loss of blood
by the red blood cells clogging the blood flow.
Blood vessels in the scrotum and around the testes constrict or expand based on the outside temperature. The spermatic cord also is useful in contracting when temperatures are too cold for the testes to stand and thus need to be pulled more into the body cavity to be warm, or relaxing when it's warm enough that the testes need to be away from the body cavity to stay cool.
blood clot
No, if you have warts you need to go see a doctor.
It stops bacteria entering the blood.