Which of the following organs is most affected by Alcohol ?

Options

A. Liver
B. Kidney
C. Heart
D. Lungs

Explanation

### Step-by-Step Solution:

1. **Understanding Alcohol's Pathway in the Body**:
- When alcohol is consumed, it enters the bloodstream and is primarily processed by the liver. The liver is responsible for detoxifying harmful substances, including alcohol.

2. **Impact of Alcohol on the Liver**:
- Alcohol is a toxic substance that can cause significant damage to liver cells. The liver's role in detoxification means that it is directly affected by the presence of alcohol.

3. **Long-term Effects of Alcohol on the Liver**:
- Prolonged alcohol consumption can lead to serious liver diseases such as liver cirrhosis. This condition involves the scarring of liver tissue, which impairs its ability to function properly.

4. **Consequences of Liver Damage**:
- Damage to the liver can lead to systemic issues in the body, including jaundice, which is a yellowing of the skin and eyes due to the buildup of bilirubin. This indicates that the liver is not functioning effectively.

5. **Comparison with Other Organs**:
- While other organs like the kidneys, heart, and lungs can also be affected by alcohol, the liver is the most significantly impacted organ due to its primary role in alcohol metabolism.

6. **Conclusion**:
- Based on the information, the organ that is most affected by alcohol is the **liver**.