Question 1

The plasma component that forms fibrin, the insoluble protein, in a blood clot is

Accepted Answer

A)   sodium.
B)   albumin.
C)   globulin.
D)   fibrinogen.
E)   fibrinolysis.F) B) and E)
G) C) and E)

Question 2

An increased amount of heparin in the blood might

Accepted Answer

A)   speed up the clotting process.
B)   slow down the clotting process.
C)   stop the clotting process.
D)   enhance the clotting process.
E)   have no effect on the clotting process.F) B) and C)
G) None of the above

Question 3

The combination of hemoglobin and carbon dioxide is

Accepted Answer

A)   carboxyhemoglobin.
B)   oxyhemoglobin.
C)   deoxyhemoglobin.
D)   carbaminohemoglobin.E) A) and D)
F) A) and B)

Question 4

A person with an increased eosinophil count might be suffering from

Accepted Answer

A)   a parasitic worm infection.
B)   a viral infection.
C)   an acute bacterial infection.
D)   a chronic bacterial infection.
E)   a head cold.F) A) and E)
G) A) and B)

Question 5

Match the substance necessary for clotting with its particular role.
-vitamin K

Accepted Answer

A)  a mixture of lipoproteins released from injured tissue
B)  converts prothrombin to thrombin
C)  the insoluble protein that forms the network of the clot
D)  needed by the liver to produce prothrombin
E)  fibrin-stabilizing factorF) B) and D)
G) All of the above

Question 6

Which of the following is NOT true of plasma?

Accepted Answer

A)   Plasma is about 91% water.
B)   Plasma is a colloid.
C)   Plasma volume can change drastically.
D)   The color of plasma is yellow.E) A) and C)
F) All of the above

Question 7

During platelet plug formation,

Accepted Answer

A)   platelets stick to the exposed collagen fibers of injured vessels.
B)   activated platelets release fibrinogen.
C)   thrombin is released from endothelial cells.
D)   vitamin K production increases.
E)   platelets multiply.F) A) and E)
G) B) and E)

Question 8

Which blood component is NOT correctly matched with its function?

Accepted Answer

A)   erythrocytes - transport oxygen
B)   leukocytes - protect against disease
C)   platelets - phagocytize bacteria
D)   plasma proteins - maintain blood osmotic pressure; involved in clotting
E)   monocytes - become macrophagesF) B) and D)
G) B) and E)

Question 9

Match the substance necessary for clotting with its particular role.
-tissue factor

Accepted Answer

A)  a mixture of lipoproteins released from injured tissue
B)  converts prothrombin to thrombin
C)  the insoluble protein that forms the network of the clot
D)  needed by the liver to produce prothrombin
E)  fibrin-stabilizing factorF) B) and C)
G) A) and B)

Question 10

-The diagram illustrates platelet plug formation. What does "B" represent?

Accepted Answer

A)   fibrinogen receptor
B)   fibrinogen
C)   platelet
D)   ADP
E)   von Willebrand factorF) C) and D)
G) C) and E)

Question 11

RhoGam injections are given to

Accepted Answer

A)   desensitize the fetus.
B)   activate fetal Rh antigens.
C)   protect the father.
D)   prevent sensitization of the mother.
E)   change the mother's blood type.F) B) and D)
G) A) and E)

Question 12

Hemoglobin

Accepted Answer

A)   gives white blood cells their color.
B)   transports oxygen in the blood.
C)   is normally found in both the plasma and erythrocytes.
D)   catalyzes the reaction that forms carbonic acid.
E)   is only used once then decomposed.F) A) and B)
G) None of the above

Question 13

-On the diagram of RBC production, what does "A" represent?

Accepted Answer

A)   increased blood oxygen
B)   decreased blood oxygen
C)   erythropoietin
D)   kidney
E)   red bone marrowF) None of the above
G) A) and B)

Question 14

-Which of the patients has some type of infection?

Accepted Answer

The answer of 
-Which of the patients has some type...

Question 15

Lymphocytes

Accepted Answer

A)   are the largest of the leukocytes.
B)   migrate to lymphatic tissue.
C)   produce histamine.
D)   release heparin.
E)   are phagocytic.F) A) and B)
G) B) and C)

Question 16

When large quantities of blood are lost, erythrocytes must be replaced to restore

Accepted Answer

A)   the body's ability to fight infection.
B)   oxygen-carrying capacity.
C)   thrombin levels.
D)   normal blood pH.
E)   iron levels.F) A) and B)
G) A) and C)

Question 17

Aspirin inhibits platelet plug formation by

Accepted Answer

A)   blocking the binding of platelets to collagen.
B)   interfering with the synthesis of prostaglandins.
C)   blocking the effects of serotonin.
D)   making the platelet surface less sticky.
E)   stimulating the release of heparin.F) B) and E)
G) D) and E)

Question 18

Agglutination of red blood cells means

Accepted Answer

A)   they rupture.
B)   they form a clot.
C)   they clump together.
D)   they lose their nucleus.
E)   they bump into each other.F) C) and D)
G) A) and E)

Question 19

Which of the following is a stage of hemostasis?

Accepted Answer

A)   coagulation
B)   erythropoiesis
C)   platelet formation
D)   vascular dilation
E)   agglutinationF) C) and D)
G) A) and B)

Question 20

Match the substance necessary for clotting with its particular role.
-factor XIII

Accepted Answer

A)  a mixture of lipoproteins released from injured tissue
B)  converts prothrombin to thrombin
C)  the insoluble protein that forms the network of the clot
D)  needed by the liver to produce prothrombin
E)  fibrin-stabilizing factorF) A) and C)
G) None of the above

Exam 19: Cardiovascular System: Blood

-Which of the patients has some type of infection?

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Hemoglobin

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When large quantities of blood are lost, erythrocytes must be replaced to restore

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Agglutination of red blood cells means

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Lymphocytes

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Match the substance necessary for clotting with its particular role. -tissue factor

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During platelet plug formation,

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Which of the following is a stage of hemostasis?

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RhoGam injections are given to

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Which of the following is NOT true of plasma?

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-The diagram illustrates platelet plug formation. What does "B" represent?

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Which blood component is NOT correctly matched with its function?

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The combination of hemoglobin and carbon dioxide is

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The plasma component that forms fibrin, the insoluble protein, in a blood clot is

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-On the diagram of RBC production, what does "A" represent?

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An increased amount of heparin in the blood might

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Match the substance necessary for clotting with its particular role. -factor XIII

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Aspirin inhibits platelet plug formation by

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Match the substance necessary for clotting with its particular role. -vitamin K

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A person with an increased eosinophil count might be suffering from

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