Name the hormone secreted by corpus luteum?

Explanation

**Step-by-Step Solution:**

1. **Understand the Role of Corpus Luteum**: The corpus luteum is a temporary endocrine structure formed in the ovaries after ovulation. It develops from the Graafian follicle once the egg is released.

2. **Identify the Hormone Secreted**: The primary hormone secreted by the corpus luteum is Progesterone.

3. **Functions of Progesterone**:
- Progesterone plays a crucial role in maintaining pregnancy. It prepares the uterine lining for a potential implantation of a fertilized egg.
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