The interstitial cells of the testes are responsible for the production of androgenic substances. Androgenic substances found in the testes are the sex hormones in males. The dominant androgenic substance created by the ... More »

Interstitial cells, also referred to as Leydig cells, contribute to spermatogenesis in males through testosterone secretion. The National Center for Biotechnology Information defines spermatogenesis as the process of spe... More »

According to Encyclopaedia Britannica, the interstitial cell-stimulating hormone is a gonadotropic hormone that influences the production of testosterone and progesterone in men and women. However, the interstitial cell-... More »

Men possess external genitalia (the penis, scrotum and testes) for the production and delivery of sperm, and women possess internal genitalia (the vagina, uterus and ovaries) for the production of eggs and the developmen... More »

The epididymis is an internal reproductive organ in males that transports and stores sperm cells that were first produced in the testes. The epididymis is also the site of sperm maturation. More »

The blood-brain barrier refers to the lining of capillaries in the brain with tightly packed endothelial cells, creating a semi-permeable membrane that blocks many substances from passing out of or into the brain through... More »

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Glycolysis, the process in which cells break down sugar to create energy, results in the production of four molecules of adenosine triphospate and two molecules of NADH. However, two molecules of ATP are also used during... More »

www.reference.com Science Human Anatomy