Which organ acts a temporary endocrine gland in females?

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks which organ acts as a temporary endocrine gland in females.

2. **Understand the Concept of Endocrine Glands**: Endocrine glands are specialized organs that secrete hormones directly into the bloodstream. These hormones regulate various bodily functions.

3. **Recognize the Temporary Nature**: The question specifies "temporary endocrine gland," which indicates that the gland is not permanent and functions only during certain conditions, such as pregnancy.

4. **Identify the Organ**: In females, the organ that acts as a temporary endocrine gland during pregnancy is the placenta.

5. **Explain the Role of the Placenta**: The placenta connects the developing embryo to the maternal body. It serves as the structural and functional unit for nutrient and gas exchange between the mother and the fetus.

6. **Hormones Secreted by the Placenta**: The placenta secretes several important hormones, including:
- Human Chorionic Gonadotropin (HCG)
- Human Placental Lactogen (HPL)
- Estrogen
- Progesterone

7. **Conclusion**: Therefore, the organ that acts as a temporary endocrine gland in females is the placenta.

---