The cavity present in the Graafian follicle is called

Options

A. Amniotic cavity
B. Archenteron
C. Antrum
D. Ostium

Answer

To solve the question regarding the cavity present in the Graafian follicle, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Graafian Follicle**:
- The Graafian follicle is a mature ovarian follicle that plays a crucial role in the female reproductive system. It is involved in the process of ovulation.

2. **Identifying the Cavity**:
- Within the Graafian follicle, there is a central cavity that forms as the follicle matures. This cavity is essential for the development of the oocyte (egg).

3. **Evaluating the Options**:
- We need to analyze the provided options to identify which one correctly names the cavity in the Graafian follicle.
- **Option 1: Amniotic cavity** - This is incorrect as it refers to the space between the amnion and the developing embryo.
- **Option 2: Archenteron** - This is also incorrect; it refers to the primitive gut in the developing embryo during the gastrula stage.
- **Option 3: Antrum** - This is the correct answer, as the antrum is indeed the cavity present in the Graafian follicle.
- **Option 4: Ostium** - This option is incorrect as it refers to an opening into a vessel or body cavity.

4. **Conclusion**:
- After evaluating all the options, we conclude that the cavity present in the Graafian follicle is called the **Antrum**.

### Final Answer:
The cavity present in the Graafian follicle is called the **Antrum**.