One Side Effect of Taking Testosterone as a Steroid to Increase

question 51

Multiple Choice

One side effect of taking testosterone as a steroid to increase muscle bulk is that the testes often shrink.Since the testes also produce testosterone,what is the likely mechanism for this shrinkage?

• A)The anterior pituitary assumes overproduction and drops the level of hormones that cause the testes to develop.
• B)Artificial testosterone causes a negative feedback to the anterior pituitary that in turn tries to stimulate ovary development.
• C)Testosterone has a negative feedback effect directly on testes.
• D)Artificial testosterone is toxic to testicular cells.
• E)Excess testosterone actually backfires and reverses the effects of puberty.