Whipworm infection is more common in

Options

A. All age groups in cold countries
B. Children of cold countries
C. Children of warm countries
D. All age groups in warm countries

Answer

**Step-by-Step Solution:**

1. **Identify the Cause of Whipworm Infection:**
- Whipworm infection is caused by a roundworm known as *Trichuris trichiura*.

2. **Understand the Characteristics of the Worm:**
- This roundworm belongs to the phylum Aschelminthes or Nemathelminthes and is an endoparasite that primarily infects the human intestine.

3. **Recognize the Transmission Method:**
- The infection is commonly transmitted when children ingest soil contaminated with the eggs of the whipworm.

4. **Identify the Demographic Most Affected:**
- Whipworm infections are particularly prevalent among children, especially in areas where they may play in contaminated soil.

5. **Determine the Environmental Preferences:**
- The whipworm prefers warm and humid climates, which influences its prevalence in certain geographical areas.

6. **Conclude the Most Common Group Affected:**
- Based on the information, whipworm infection is most common in children living in warm countries.

7. **Select the Correct Answer:**
- Therefore, the correct answer to the question is that whipworm infection is more common in children of warm countries.

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