Which statement best describes arteries?
A. All carry oxygenated blood to the heart.
B. All carry blood away from the heart.
C. All contain valves to prevent the backflow of blood.
D. Only large arteries are lined with endothelium.
Answer:B
Which statement best describes arteries?
A. All carry oxygenated blood to the heart. B. All carry blood away from the heart. C. All contain valves to prevent the backflow of blood. D. Only large arteries are lined with endothelium.