Which of the following hormones is active during the proliferative phase of the menstrual cycle:
Correct answer: A. Estrogen
- A. Estrogen
- B. Testosterone
- C. Progesterone
- D. All of these
Explanation
The correct answer is a) Estrogen. While estrogen is active during the proliferative phase, neither testosterone nor progesterone is primarily active during this specific phase of the menstrual cycle. Moreover, testosterone is associated with male reproductive system and progesterone is an oral contraceptive.
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Human reproduction covers the male and female reproductive organs, gamete formation, fertilization, implantation and hormonal regulation. The menstrual cycle includes ovarian and uterine changes controlled by pituitary and ovarian hormones, while sexually transmitted diseases are studied through their causes, transmission, symptoms, prevention and effects on fertility.
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