Mention the exact location : Duodenum

Explanation

### Step-by-Step Solution:

1. **Identify the Structure**: The duodenum is an important part of the digestive system, specifically a section of the small intestine.

2. **Understand its Position**: The duodenum is the first part of the small intestine. It is crucial for digestion as it receives chyme from the stomach and digestive juices from the pancreas and liver.

3. **Describe its Shape**: The duodenum has a distinctive C-shaped or horse-shoe shape, which helps it fit around the pancreas.

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