___________ is the largest artery in the body and it is the main blood vessel that supplies blood from ___________________.
A blood vessel which carries blood back to the heart is : (a) artery (b) vein (c) capillary (d) platelet
The blood vessel which carries oxygenated blood from the lungs to the heart is : (a) main artery (b) pulmonary artery (c) main vein (d) pulmonary vein
Complete the following statements by filling in the blanks from the choices given in the bracket. (a) The blood vessel that begins and ends in capillaries is the ... (hepatic artery. Hepatic portal vein, hepatic vein) (b) A blood vessel which has a small lumen and thick walls is (capillary, lymphatic duct, artery, venule) (c) the valve which prevents backflow of blood in the veins and lymph vessels... (mitral valve, tricuspid valve, semilunar valve).