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Exam 21: Blood

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Question 41

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Blood is correctly classified as a(n)

A) organ.
B) tissue.
C) organ system.
D) intracellular fluid.
E) More than one of these choices is correct.

F) None of the above
G) B) and E)

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Question 42

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The reason it is more appropriate to call an erythrocyte a "formed element" rather than a "cell" is that erythrocytes

A) are actually dead.
B) lack a nucleus and organelles.
C) have lots of inclusion molecules.
D) are not red.
E) can form a rouleau when moving through a capillary.

F) A) and B)
G) B) and D)

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Question 43

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Which events occur during the recycling of aged or damaged erythrocytes? (Order is not important. ) A: The heme group is converted into biliverdin. B: Bilirubin is stored in the liver. C: The iron ions in hemoglobin are removed. D: The iron ions are stored in the liver. E: The iron ions are stored in the red bone marrow. F: Membrane proteins and globin proteins are broken down and reused. G: The erythrocyte contents,excluding the globins,are excreted via the digestive tract unchanged.

The concentration of dissolved carbon dioxide is higher in blood than in interstitial fluid.

A reduced number of leukocytes causes a serious disorder called ____________.

Platelets are continually produced in the red bone marrow by cells called _____________.

At the ______________ stage during erythropoiesis the cell has lost all organelles except some ribosomes,but it continues to produce hemoglobin.

Erythropoietin is a hormone produced by the _______________ to increase the rate of production and maturation of erythrocyte progenitor and erythroblast cells.

The binding of antibodies in the blood plasma to their corresponding surface antigens on the erythrocyte plasma membrane is called _____________.

The smallest and most abundant plasma proteins are the

Which depicts the order of cell formation in erythropoiesis? A: Proerythroblast B: Normoblast C: Myeloid stem cell D: Reticulocyte E: Erythroblast F: Mature erythrocyte

Fibrin,which is produced from the plasma protein _______________,helps form blood clots.

Which leukocytes are derived from the myeloid line?

Because it is found outside of (rather than within)cells,plasma is considered to be an _______________ fluid.

Which is going to result in significant agglutination?

Movement of leukocytes between the endothelial blood vessel cells into the body tissues is called _____________.

An abnormally small number of platelets in circulating blood is termed _________________.

The process of hemopoiesis starts with hemopoietic stem cells called ________________.

The growth factor that increases the formation of erythrocytes,all classes of granulocytes,monocytes,and platelets from myeloid stem cells is

The agglutinogens that determine the ABO and Rh blood types are