What is the function of LH in females?

Answer

### Step-by-Step Solution:

1. **Definition of LH**: LH stands for Luteinizing Hormone. It is a crucial hormone in the female reproductive system.

2. **Role in the Menstrual Cycle**: LH plays a significant role in regulating the menstrual cycle. It is involved in the timing of ovulation.

3. **LH Surge**: Around the 14th day of the menstrual cycle, there is a notable increase in the levels of LH, referred to as the LH surge.

4. **Function of LH Surge**: The LH surge is essential for triggering ovulation, which is the release of an ovum (egg) from the Graafian follicle in the ovary.

5. **Conclusion**: Therefore, the primary function of LH in females is to facilitate ovulation and regulate the menstrual cycle.