Body Fluids and Circulation Question 37
37. Blood capillaries are made of
(a) endothelium, connective tissue and muscle fibres
(b) endothelium and muscle fibres
(c) endothelium and connective tissue
(d) endothelium only
Show Answer
Answer : d
Hints & Solutions
(d) Blood capillaries are made up of endothelial cells. These are where the important functions of circulation takes place.