BIOL 404-Exam 4-Reproduction 3

  1. What male androgen is more potent than Testosterone?
  2. Where is testosterone converted to dihydrotestosterone?
    In the tissues that it is effecting: Penis, Scrotum and Prostate glands
  3. Which is the default gender?
  4. The anterior pituitary produces what hormones during the first year of infancy, causing CNS development?
    GnRH and GnH
  5. What hormones facilitate CNS growth in early life?
    GnRH and GnH
  6. Describe the role of sex hormones from infancy to puberty:
    Very low, quiescent
  7. What do levels of hormones look like throughout the day?
    They have pulsations throughout the whole day
  8. Large cycles of sex hormone levels occur at what point in sexual development?
    • During puberty
    • Particularly in women throughout the menstrual cycle
  9. What type of fluctuations do you expect to see in male sex hormones level during puberty?
    Small cycles that happen continually throughout the day
  10. Which sex would you expect to see large sex hormone fluctuations in during puberty?
  11. Which sex would you expect to see small constant fluctuations of sex hormones in?
  12. When does reproductive competency begin?
  13. Why do reproductive functions diminish later in life?
    The gonads become less responsive to the gonadotropins
  14. When do the gonads become less responsive to gonadotropins?
    Late in life
  15. What is the outcome of the gonads becoming less and less responsive to gonadotropins?
    Reproductive cessation
  16. For men, when do hormone levels drop off?
Card Set
BIOL 404-Exam 4-Reproduction 3
BIOL 404-Exam 4-Reproduction 3