Which one of the following is not a male accessory gland?

Options

A. Seminal vesicle
B. Ampulla
C. Prostate
D. Bulbouretharl gland

Explanation

To determine which of the following is not a male accessory gland, we need to first identify the male accessory glands and then analyze the options provided.

### Step-by-Step Solution:

1. **Understand Male Accessory Glands**: Male accessory glands are glands that contribute to the formation of semen by adding their secretions to the sperm. The main male accessory glands include:
- Seminal vesicles
- Prostate gland
- Bulbo-urethral glands (Cowper's glands)

2. **Identify the Options**: The options provided in the question are:
- Option 1: Seminal vesicle
- Option 2: Ampulla
- Option 3: Prostate
- Option 4: Bulbo-urethral gland

3. **Analyze Each Option**:
- **Seminal Vesicle**: This is a male accessory gland that produces a significant portion of the seminal fluid.
- **Ampulla**: This is not a male accessory gland; it is part of the female reproductive system, specifically a section of the fallopian tube.
- **Prostate**: This is a male accessory gland that secretes prostate fluid, which is a component of semen.
- **Bulbo-Urethral Gland**: This is also a male accessory gland that produces a pre-ejaculatory fluid.

4. **Conclusion**: Among the options, the ampulla is the only one that is not a male accessory gland. Therefore, the correct answer is:
- **Option 2: Ampulla**

### Final Answer:
**Option 2: Ampulla** is not a male accessory gland.

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