COMEDK MDS entrance preparations | Facts about Blood Capillaries

Which of the following is not correct regarding capillaries?

A. Greatest cross sectional area      
B. Contain 25% of blood
C. Contains less blood than veins                    
D. Have single layer of cells bounding the lumen

Ans. B

Vessel	Percentage of blood	Cross-sectional area (cm)2
Aorta	2%	4.5
Artery	8%	20
Arteriole	1%	400
Capillary	5%	4500 (maximum)
Venule Vein Vena cava	54% (maximum)	18