Which of the following structures is incorrectly paired with its function?

• A. Lungs - exchange oxygen and carbon dioxide
• B. Kidneys - produce insulin
• C. Heart - pumps blood throughout the body
• D. Stomach - breaks down food with acid and enzymes

Answer: (B)

Verified step by step guidance

1. Identify the primary function of each organ listed in the options.
2. Lungs: Understand that the primary function of the lungs is to facilitate the exchange of oxygen and carbon dioxide between the air and the blood.
3. Kidneys: Recognize that the kidneys are primarily responsible for filtering blood, removing waste, and balancing electrolytes, not producing insulin.
4. Heart: Know that the heart's main function is to pump blood throughout the body, delivering oxygen and nutrients to tissues.
5. Stomach: Realize that the stomach's role is to break down food using acid and enzymes, aiding in digestion.