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All types of white blood cells can be produced in the bone marrow as well as in lymphoid organs, such as the lymph nodes and tonsils.

A) True
B) False

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Complete each of the following statments. Erythrocytes contain the enzyme ____________________, which catalyzes the conversion of metabolically produced CO2 into HCO3-.

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Pernicious anemia develops from a deficiency of


A) ATP
B) carbonic anhydrase
C) cobalt
D) several hormones
E) the intrinsic factor

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

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Histamine-producing leukocytes are agranulocytes, and they are the least abundant cells in the buffy coat seen when measuring the hematocrit.

A) True
B) False

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Complete each of the following statments. ____________________ anemia results from the failure of the bone marrow to produce sufficient numbers of red blood cells.

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Polycythemia increases the viscosity of the blood, thus increasing the total peripheral resistance.

A) True
B) False

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Hemoglobin


A) is found in the nuclei of red blood cells
B) contains carbonic anhydrase
C) can combine with O2, CO2, H+, NO, and CO
D) is found in the nuclei of red blood cells and contains carbonic anhydrase
E) all of these

F) D) and E)
G) C) and D)

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Individuals with type-B blood make type-A antigens on their red blood cells.

A) True
B) False

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What forms the meshwork of a clot?


A) red blood cells
B) fibrin
C) platelets
D) thrombin
E) Hageman factor

F) A) and D)
G) D) and E)

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____ are the most abundant type of cellular element in the blood.


A) Erythrocytes
B) Neutrophils
C) Leukocytes
D) Lymphocytes
E) Platelets

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

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Carbonic anhydrase is necessary for nitrogen transport in the blood.

A) True
B) False

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Complete each of the following statments. The three major steps in hemostasis, in order of their occurrence, are ____________________, ____________________, and ____________________.

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vascular s...

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Neutrophilia frequently accompanies bacterial infections.

A) True
B) False

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If the hematocrit is 47, then 47 percent of the whole blood consists of plasma.

A) True
B) False

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Platelets are important in the process of hemostasis and gamma globulin production.

A) True
B) False

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Platelets are normally attracted to a


A) collection of white blood cells
B) disrupted surface of a blood vessel
C) smooth surface
D) source of ATP production
E) surface where the blood meets the air

F) B) and E)
G) A) and E)

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Which is not found within erythrocytes?


A) carbonic anhydrase
B) glycolytic enzymes
C) hemoglobin
D) mitochondria
E) bicarbonate ions

F) B) and D)
G) C) and D)

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The red cell count is normally about ____ million cells per cubic millimeter.


A) 2
B) 5
C) 10
D) 15
E) 20

F) A) and B)
G) A) and E)

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Complete each of the following statments. ____________________ is converted to ____________________ and then acts as an enzyme to activate fibrinogen.

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Prothrombi...

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Albumin belongs to the group of ____ in the blood plasma.


A) hormones
B) electrolytes
C) proteins
D) gases (O2, CO2, N2)
E) red blood cells

F) All of the above
G) B) and E)

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