The artery that carries impure blood is _______

Explanation

**Step-by-Step Text Solution:**

1. **Understanding Blood Circulation**: In the human body, arteries are typically responsible for carrying oxygenated (pure) blood away from the heart to various parts of the body.

2. **Identifying the Exception**: However, there is an exception to this rule. The pulmonary artery is unique among arteries because it carries deoxygenated (impure) blood.

3. **Function of the Pulmonary Artery**: The pulmonary artery transports this impure blood from the heart to the lungs. In the lungs, the blood undergoes a process called gas exchange, where it releases carbon dioxide and absorbs oxygen.

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