Which of the following events is not associated with ovulation in human female?
Correct answer: C. Decrease in estradiol
- A. Release of secondary oocyte
- B. LH surge
- C. Decrease in estradiol
- D. Full development of Graafian follicle
Explanation
During ovulation, there is no decrease in estradiol. In fact, there is a surge in estradiol levels. Estradiol is a form of estrogen and is the primary female sex hormone responsible for the development and regulation of the female reproductive system. During the menstrual cycle, estradiol levels fluctuate, with the highest levels occurring just before ovulation.
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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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