Lesson 10.1 Crossword


3.part of the formed elements of the blood; contain hemoglobin, a protein responsible for oxygen and carbon dioxide exchange; erythrocytes
5.the liquid component of blood
7.the sequence of events that causes a blood clot to form and bleeding to stop
8.the solid components of blood; red blood cells, white blood cells, and platelets
9.a thin layer of white blood cells and platelets that lies between the red blood cells and plasma in a blood sample that has gone through a centrifuge
10.part of the formed elements of the blood; play a vital role in blood clotting
11.an essential molecule of the red blood cell that serves as the binding site for oxygen and carbon dioxide; composed of two molecules: globin and heme
12.a hormone secreted by the kidneys that stimulates the production of red blood cells
13.part of the formed elements of the blood; fight infection and protect the body through various mechanisms


1.the process by which the enzyme thrombin and the protein fibrinogen combine to form fibrin, a fiber that weaves around the platelet plug to form a blood clot; takes between 2 and 15 minutes to complete
2.gathering of platelets that forms a small mass at the site of an injury
4.the passage of blood, or any of its formed elements, through the blood vessel walls into body tissues
6.the rupture of red blood cells as a result of disease or old age
7.the percentage of total blood volume that is composed of red blood cells
8.a long, thread-like fiber created by the combination of thrombin and fibrinogen; weaves around the platelet plug to form a blood clot

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