Aging..... Skin becomes looser while aging...
It is not likely to happen.
1- Undescended testis 2- Ectopic testis 3- Atrophic testis 4- Retractile testis 5- Surgically removed testis
Spermatogenesis starts at puberty in everyone . This is because the testis become mature.
The main change is that the testis become larger in size. In females there is onset of menstruation.
All the glands become active during puberty. Mainly the testis become very active. This increases the libido of the person.
vfghfchf
the other call for testis is testicle
They are produced in testis. There are tubules in testis
The testis produce the male androgen testosterone.
The testis produce the male androgen testosterone.
Testis is the medical anatomical term. Testis/testicles are the same thing. Testis/testicles are responsible for the production of male hormones and sperm. Testis and testicles are NOT the same thing. "Testis" is the singular form and "testes" is its plural. "Testicles" is the plural of "testicle." I'm not as certain of this, but I've come to believe that a testicle is an abnormally small testis.
during puberty, the testis become larger in size. the penis becomes larger and longer.