. Complete the following statements by filling


Complete the following statements by filling in the blanks from the choices given in the brackets.
(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 small lumen and thick wall is _______. (capillary, lymphatic duct, artery, venule)

(c) The valve which prevents the back flow of blood in the veins and lymph vessels ______.(mitral valve, tricuspid valve, semilunar valve)

(d) An anticoagulant present in the blood is _______.(heparin, hirudin, thromboplastin, calcium)

 

 

Best Answer

(a) The blood vessel that begins and ends in capillaries is the hepatic portal vein.

(b) A blood vessel which has small lumen and thick wall is artery.

(c) The valve which prevents the back flow of blood in the veins and lymph vessels is semilunar valve.

(d) An anticoagulant present in the blood is heparin.

 

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