Question

Which of the following sequences is truly a systemic circulation pathway?

• A. Right ventricle $\to$ Pulmonary aorta $\to$ Tissues $\to$ Pulmonary veins $\to$ Left auricle
• B. Right auricle $\to$ Left ventricle$\to$ Aorta $\to$ Tissues $\to$ Veins $\to$ Right auricle
• C. Left auricle $\to$ Left ventricle $\to$ Pulmonary aorta $\to$ Tissues $\to$ Right auricle
• D. Left auricle $\to$ Left ventricle $\to$ Aorta $\to$Arteries $\to$ Tissues $\to$ Veins$\to$ Right atrium

Answer 1

Answer: (D)

Systemic circulation is the movement of the blood between heart and rest of the body (tissues) and the back to the heart.