Which is true about estrogen?
Correct answer: A. Are responsible for growth of the endometrium during early phase of menstruation
- A. Are responsible for growth of the endometrium during early phase of menstruation
- B. They are secreted in large amounts during pregnancy
- C. They decrease in amounts during implantation
- D. Both (A) and (B) are correct
Explanation
Estrogen is responsible for the growth of the endometrium during the early phase of menstruation. It stimulates the thickening of the endometrial lining in preparation for potential embryo implantation. Estrogen is indeed secreted in large amounts during pregnancy. It helps maintain the pregnancy by promoting growth and development of the fetus and supporting various physiological changes in the mother's body.
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About Reproduction
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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