Name the artery which carries impure blood away from the heart

Answer

To answer the question "Name the artery which carries impure blood away from the heart," we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: The question asks for the name of an artery that carries impure (deoxygenated) blood away from the heart.

2. **Identify the Function of Arteries**: Generally, arteries carry oxygenated blood from the heart to the rest of the body. However, there is an exception in the circulatory system.

3. **Recall the Unique Artery**: The pulmonary artery is the only artery in the human body that carries deoxygenated (impure) blood away from the heart.

4. **Locate the Source of Blood**: The pulmonary artery originates from the right ventricle of the heart.

5. **Understand the Destination**: The pulmonary artery transports this deoxygenated blood to the lungs, where it undergoes oxygenation (picking up oxygen and releasing carbon dioxide).

6. **Conclude the Answer**: Therefore, the artery that carries impure blood away from the heart is the **pulmonary artery**.

### Final Answer:
The artery which carries impure blood away from the heart is the **pulmonary artery**.

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