5. What are the endocrine
glands that regulate sexual
activity in males? How does
this regulation work and what
are the involved hormones?

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
In males the sexual is regulated
by the glands hypophysis
(pituitary), adrenals gonads
(testicles).

The FSH (-stimulating hormone)
secreted by the acts
upon the testicles the
spermatogenesis.The LH (luteinizing
), another adenohypophyseal
hormone, stimulates production of
testosterone by testicles too.
Testosterone, whose
intensifies after the beginning
puberty, acts in several of the
body and is responsible for the
of the male secondary
characteristics (beard, body hair,
voice, increase of the and
osseous mass, maturation genitalia,
etc.) Testosterone also
spermatogenesis.