Question

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

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

Answer 1

Answer: (D)

Left auricle $\rightarrow$ Left ventricle $\rightarrow$ Aorta $\rightarrow$Arteries $\rightarrow$ Tissues $\rightarrow$ Veins$\rightarrow$ Right atrium

Answer 2

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