Which of the following lists the correct order of blood flow through the heart and lungs, beginning with blood returning from the body?

• A. Right atrium → Left atrium → Right ventricle → Left ventricle → Lungs → Aorta
• B. Left atrium → Left ventricle → Lungs → Right atrium → Right ventricle → Aorta
• C. Right atrium → Right ventricle → Lungs → Left atrium → Left ventricle → Aorta
• D. Right atrium → Right ventricle → Left atrium → Lungs → Left ventricle → Aorta

Answer: (C)