What is hymen?

Explanation

### Step-by-Step Text Solution:

1. **Definition of Hymen**: The hymen is a thin membrane that partially covers the vaginal opening. It serves as a protective barrier.

2. **Location**: The hymen is located at the entrance of the vagina, which is situated between the external genitalia and the cervix.

3. **Anatomical Context**: In the female reproductive system, the hymen is positioned before the cervix and is part of the vaginal anatomy.

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