(17) THE BLOOD

BLOOD

bodily fluid in which nutrients, wastes, hormones, and other substances are transported through out the body

PLASMA

blood consists of cells suspended in a liquid medium called

PLASMA

the liquid portion of blood, consists of proteins, gases, nutrients, hormones, waste products, and other substances dissolved in water

ALBUMIN

is a protein that helps maintain the blood at a proper consistency

GLOBULIN

play a role in the immune system, helping to destroy foreign substances

FIBRINOGEN & PROTHROMBIN

these specific proteins play an important role in blood clotting

SERUM

when these clotting proteins are removed from plasma, the resulting fluid is called

STEM CELLS

all mature blood cells originate from immature cells called

HEMATOPOIESIS

a process where stem cells change in size and shape, becoming the various types of mature blood cells

ERYTHROCYTES, LEUKOCYTES, THROMBOCYTES

3 main classes of blood cells are

COAGULATION

medical term for blood clotting

COAGULATION

a complex process involving several plasma proteins and clotting factors

THROMBOPLASTIN

the process (coagulation) is initiated when injured tissue and platelets release a protein called

THROMBIN

in the presence of calcium, thromboplastin causes the plasma protein prothrombin to turn into

FIBRIN

thrombin in turn causes the plasma protein fibrinogen to turn into

TYPE A, TYPE B, TYPE AB, TYPE O

ABO types

BLOOD DYSCRASIA

any abnormality of the blood

ECCHYMOSIS

bruise (discoloration caused by leakage of blood under the skin following an injury)

BRUISE

discoloration cause by the leakage of blood under the skin following an injury

HEMOPHILIA

bleeding; usually refers to excessive or uncontrolled bleeding

LEUKOPENIA

leukocyte (white blood cell) deficiency

LEUKOCYTE

white blood cell

ERYTHROCYTE

red blood cell

THROMBOCYTOPENIA

thrombocyte (platelet) deficiency

ANEMIA

condition characterized by a low red blood cell count or hemoglobin deficiency

COAGULATION

the process of clotting

LEUKEMIA

malignant disease of the bone marrow characterized by excessive production of leukocytes