Which one is primarily concerned with destroying pathogens?

Options

A. Thyroid
B. Liver
C. Kidneys
D. Lymphatic tissue

Answer

To answer the question "Which one is primarily concerned with destroying pathogens?", we can analyze the provided options step by step.

### Step-by-Step Solution:

1. **Understand the Question**: The question asks which option is primarily responsible for destroying pathogens, which are harmful microorganisms like bacteria and viruses.

2. **Evaluate the Options**:
- **Option A: Thyroid**: The thyroid gland is responsible for producing hormones that regulate metabolism. It does not play a direct role in destroying pathogens.
- **Option B: Liver**: The liver filters blood and detoxifies harmful substances, but it is not primarily concerned with destroying pathogens.
- **Option C: Kidneys**: The kidneys filter blood to remove waste products and excess substances, but they do not directly destroy pathogens.
- **Option D: Lymphatic Tissues**: The lymphatic system is part of the immune system and is specifically involved in protecting the body against pathogens. It produces lymphocytes (a type of white blood cell) that monitor and destroy foreign invaders like bacteria and viruses.

3. **Identify the Correct Answer**: Based on the analysis, the lymphatic tissues are primarily concerned with destroying pathogens, as they are integral to the immune response.

### Final Answer:
The correct answer is **Lymphatic Tissues**.

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