8- Pharmacological control of reproduction in the male

Question 1

What effect will giving progesterone have in male

Answer 1

decrease testosterone
suppress spermatogenesis

Question 2

What stimulates a peri-anal adenoma

Answer 2

These tumours are stimulated by normal testosterone concentrations

Question 3

What effect does giving a GnRH agonist have in male

Answer 3

initally stimulate but then downregulates testosterone production–> therefore reducing the sexual behaviour they are showing

Question 4

T/F giving GnRH, FSH or LH to male will improve semen quality

Answer 4

False, as exogenous does not minic the same way natural does

Question 5

When is exogenous GnRH or LH used in males

Answer 5

To confirm the presence of testicular tissue (e.g. rig test)

Question 6

What is the effect of giving long acting GnRH in male

Answer 6

will suppress the HPG axis - so reduction of LH and FSH, reduce spermatogenesis and testosterone

Question 7

What is the effect of giving short acting GnRH

Answer 7

will activate the HPG axis in the short term