Occupational and Environmental Health 2026 – 400 Free Practice Questions to Pass the Exam

The liver is responsible for metabolizing toxic substances because it contains enzymes that break down harmful materials into less harmful forms that can be eliminated from the body. The heart, kidney, and lung do not have the same function of metabolizing toxins, making them incorrect choices. The heart pumps blood, the kidney filters waste products from the blood, and the lung exchanges gases. While all of these organs play critical roles in maintaining the body's overall health, they are not primarily responsible for metabolizing toxic substances.