Which of the following arteries has the highest concentration of carbon dioxide?
A. aorta
B. carotid artery
C. pulmonary vein
D. mesenteric artery
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Select the correct process of blood clotting:
A. Blood Vessel is punctured -> platelets and damaged tissue cells release prothrombin activator, which initiates a cascade of enzymatic reactions -> fibrin threads form and trap red blood cells -> platelets congregate and form a plug
B. Blood Vessel is punctured -> fibrin threads form and trap red blood cells -> platelets congregate and form a plug -> platelets and damaged tissue cells release prothrombin activator, which initiates a cascade of enzymatic reactions
C. Blood Vessel is punctured -> platelets congregate and form a plug -> platelets and damaged tissue cells release prothrombin activator, which initiates a cascade of enzymatic reactions -> fibrin threads form and trap red blood cells
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