3.1: menopause (workbook) Flashcards
what ends with menopause?
Female reproductive life ends with the menopause
at roughly what age does menopause occur?
51 years
what is menopause associated with?
the depletion of follicles in the ovaries
what happens during menopause?
the interaction between the hypothalamus, pituitary and gonads that maintains reproductive cycles is broken
why is the interaction between the hypothalamus,
pituitary and gonads that maintains reproductive cycles broken in menopause?
Gonadotrophins are no longer able to stimulate
follicular development
what are the hormonal changes that occur during menopause? leading to?
Oestrogen and progesterone levels fall dramatically producing a wide variety of physiological effects including vaso-motor changes (‘hot flushes’) mood changes and others
what can Lower oestrogen levels may also
be associated with?
development of osteoporosis
do men have menopause?
debatable
what continues throughout life in men?
Spermatogenesis continues throughout life
what occurs with increasing age in men?
incidence of loss of libido, impotence and inability to reach orgasm increase with age
which hormone may decrease with age in men?
Testosterone
how is the relationship of testosterone & LH/FSH altered in men with increasing age?
Testosterone levels may decrease but without rise in LH (or FSH) suggesting a change in the feedback control mechanism
