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Which of the following hormones are secr...

Which of the following hormones are secreted ir- large quantities during pregnancy in women?

A

LH, estrogen and estradiol

B

hCG, progesterone, estradiol and FSH

C

hCG and hPL

D

hCG, hPL, progesterone, estrogen and LH

Text Solution

AI Generated Solution

The correct Answer is:
**Step-by-Step Solution:** 1. **Understanding the Question:** The question asks which hormones are secreted in large quantities during pregnancy in women. 2. **Identifying the Role of the Placenta:** During pregnancy, the placenta forms and acts as a temporary endocrine gland. It is responsible for the secretion of various hormones that support the pregnancy. 3. **Listing the Key Hormones:** The hormones secreted by the placenta include: - Human Chorionic Gonadotropin (HCG) - Human Placental Lactogen (HPL) - Progesterone - Estrogens (such as Estradiol) - Relaxin 4. **Analyzing the Options:** - **Option 1:** LH (Luteinizing Hormone) - This hormone does not increase during pregnancy; it is involved in ovulation. - **Option 2:** HCG, Progesterone, Estradiol, FSH (Follicle Stimulating Hormone) - FSH is not secreted in large amounts during pregnancy. - **Option 3:** HCG, HPL, Progesterone, Estradiol - All these hormones are indeed secreted in large quantities during pregnancy. - **Option 4:** HCG, HPL, Progesterone, LH - LH is not secreted in large quantities during pregnancy. 5. **Conclusion:** The correct answer is **Option 3**, which includes HCG, HPL, Progesterone, and Estradiol, as these hormones are secreted in large quantities during pregnancy. ---
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