Structure present over the middle of the scolex of tapeworm is

Options

A. Rosellum
B. Sucker
C. Proglottis
D. Aurricle

Answer

To answer the question regarding the structure present over the middle of the scolex of a tapeworm, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Organism**: The question refers to the tapeworm, specifically the species *Tinea solium*, which is known to cause the disease called taeniasis.

2. **Understand the Structure of the Tapeworm**: The body of the tapeworm is divided into three main parts:
- **Scolex**: The anterior part that helps in attachment.
- **Neck**: The region following the scolex.
- **Strobila**: The long body made up of segments called proglottids.

3. **Examine the Scolex**: The scolex has specific structures that aid in the tapeworm's attachment to the host's intestine.

4. **Identify the Structures on the Scolex**:
- The scolex contains a cone-like structure called the **Rostellum**, which has hooks (22 to 32 curved structures).
- In the middle of the scolex, there are **four cup-shaped suckers**.

5. **Conclude the Answer**: The structure present over the middle of the scolex of the tapeworm is the **suckers**. These suckers are crucial for the tapeworm's attachment to the intestinal wall of the host.

### Final Answer:
The structure present over the middle of the scolex of the tapeworm is **four cup-shaped suckers**.

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