Which organ is primarily involved in detoxifying chemicals and metabolizing drugs?

The liver is the primary organ responsible for detoxifying chemicals and metabolizing drugs in the body. It plays a critical role in processing substances that enter the bloodstream, including medications and toxins, transforming them into less harmful compounds that can be excreted from the body.

This organ has specialized cells called hepatocytes that are equipped with enzymes specifically designed for these detoxification processes. The liver also helps in the synthesis of important proteins needed for blood clotting and the production of biochemicals necessary for digestion, such as bile. Its multifaceted capabilities make it essential for maintaining metabolic balance and overall health.

On the other hand, while the stomach plays a role in digestion, it is not directly involved in detoxification or drug metabolism. The kidneys are primarily responsible for filtering waste products from the blood and regulating fluid balance, but they do not metabolize drugs to the same extent as the liver. The pancreas is mainly concerned with producing digestive enzymes and hormones like insulin rather than detoxification. Thus, the liver's key role in detoxification and drug metabolism sets it apart as the correct answer.