Human Physiology - Largest Testes
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The ideal testicle, which we are clearly not talking about here, should measure about 4 cm long and 2 cm broad. Victims of elephantiasis, a disease caused by the obstruction of lymph vessels due to parasitic filarial worms, may find their gonads swelling to the size of a watermelon and beyond. The largest on record is an African whose scrotum weighed 154 lbs. and measured almost 2 ft. in diameter. Fortunately, an available drug called diethylcarbamazine is effective in killing the worm larvae and reducing the swelling.
Human Physiology - Most Testes
The presence of more than two testicles--called polyorchidism by urology buffs--is rare but not unheard of. About 75 cases have been reported to date, most of which possessed three testes. On occasion, however, a mutant is born with four or even five testicles