Question 1

Match the component of blood plasma with the appropriate description.
-ions

Accepted Answer

A)  the suspending medium for blood components
B)  the most abundant plasma protein
C)  a protein that functions in clotting
D)  a plasma protein that is involved in immunity
E)  involved in osmosis, membrane potentials, and acid-base balanceF) B) and C)
G) A) and C)

Question 2

When defective erythrocytes are broken down,

Accepted Answer

A)   they are removed from the blood by the lungs.
B)   bilirubin is formed from the breakdown of hemoglobin.
C)   their heme groups are converted into amino acids.
D)   their iron is excreted into the small intestine.
E)   their components cannot be recycled.F) B) and E)
G) A) and D)

Question 3

Which of the following is mismatched?

Accepted Answer

A)   blood typing - determines ABO and Rh blood groups of a blood sample
B)   blood crossmatch - donor and recipient blood cells are mixed together
C)   complete blood count - includes RBC and WBC counts
D)   differential count - determines the percent of each kind of leukocyte in the blood
E)   hematocrit - percentage of total blood volume composed of RBCsF) B) and C)
G) B) and D)

Question 4

Which of the following functions is associated with the blood?

Accepted Answer

A)   delivery of oxygen to tissue cells
B)   transport of digestive enzymes to the small intestine
C)   maintenance of DNA content of egg cells
D)   transport of neurotransmitters across synapses
E)   electrical stimulation of the heartF) A) and B)
G) D) and E)

Question 5

When a person develops a sore throat, white blood cells are drawn to the area of infection by a process called

Accepted Answer

A)   chemotaxis.
B)   diapedesis.
C)   margination.
D)   ameboid movement.
E)   attraction.F) A) and E)
G) None of the above

Question 6

If a blood buffer is absent, what function of the blood would be compromised?

Accepted Answer

A)   maintenance of body temperature
B)   regulation of pH
C)   clot formaiton
D)   transport of ions
E)   protection against foreign substancesF) A) and B)
G) B) and E)

Question 7

When erythrocytes are destroyed, which of the following events occurs?

Accepted Answer

A)   Urine output increases.
B)   Iron is secreted into the bile.
C)   Heme is transported by transferrin to the liver.
D)   The globin portion of the molecule is broken down into amino acids.
E)   Bile is manufactured by the gall bladder.F) All of the above
G) A) and C)

Question 8

Low blood oxygen levels stimulate erythrocyte production by increasing the formation of _________________ by the kidneys.

Accepted Answer

The answer of Low blood oxygen levels stimulate erythrocyte production...

Question 9

Each hemoglobin molecule

Accepted Answer

A)   has one heme group.
B)   contains two polypeptide chains.
C)   transports four oxygen molecules.
D)   has two iron atoms and two globin chains.
E)   transports one oxygen molecule.F) D) and E)
G) B) and C)

Question 10

Erythropoietin

Accepted Answer

A)   is a product of the kidney.
B)   inhibits the production of erythrocytes.
C)   is produced in response to increased blood pressure.
D)   is found both in the plasma and inside red blood cells.
E)   is produced by the red bone marrow.F) A) and B)
G) A) and D)

Question 11

Which of the following statements regarding leukocytes is TRUE?

Accepted Answer

A)   Leukocytes have no nucleus.
B)   Leukocytes play a role in oxygen transport.
C)   Leukocytes are the largest of the formed elements.
D)   Leukocytes are only fragments of cells.
E)   There is only one kind of leukocyte.F) D) and E)
G) C) and D)

Question 12

Which of the following is NOT a method of carbon dioxide transport in the blood?

Accepted Answer

A)   combined with hemoglobin
B)   dissolved in the plasma
C)   as bicarbonate ions in the plasma
D)   held in the depression of a red blood cellE) All of the above
F) A) and D)

Question 13

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

Accepted Answer

A)   increased blood oxygen
B)   decreased blood oxygen
C)   increased erythropoietin
D)   kidney
E)   red bone marrowF) B) and E)
G) C) and D)

Question 14

-Which of the patients has polycythemia vera?

Accepted Answer

The answer of 
-Which of the patients has polycythemia vera?...

Question 15

If your son is diagnosed with hemophilia, he would have

Accepted Answer

A)   a disorder of the clotting process.
B)   an infection of the blood.
C)   an increased erythrocyte count.
D)   a type of cancer affecting white blood cells.
E)   an antigen-antibody reaction.F) A) and B)
G) A) and C)

Question 16

What ion is necessary for the coagulation process?

Accepted Answer

A)   sodium
B)   potassium
C)   magnesium
D)   calciumE) All of the above
F) A) and B)

Question 17

Plasma

Accepted Answer

A)   is one of the formed elements.
B)   is the liquid matrix of the blood.
C)   transports waste products but not nutrients.
D)   accounts for less than half of the blood volume.
E)   is serum plus formed elements.F) All of the above
G) C) and E)

Question 18

In the platelet release reaction,

Accepted Answer

A)   factor XII is activated.
B)   ADP and thromboxanes stimulate other platelets to become activated.
C)   activated platelets are connected by fibrinogen.
D)   prostaglandin production is inhibited.
E)   platelets convert to fibrin.F) A) and E)
G) A) and D)

Question 19

Which plasma protein is correctly matched to its function?

Accepted Answer

A)   fibrinogen - transport of fatty acids
B)   albumin - helps to fight infection
C)   globulin - transport and immunity
D)   globulin - blood clottingE) None of the above
F) A) and B)

Question 20

Platelets

Accepted Answer

A)   are also known as thrombocytes.
B)   are actually fragments of cells.
C)   play a role in preventing blood loss.
D)   can become sticky when exposed to connective tissue
E)   All of these choices are correct.F) C) and D)
G) A) and B)

Exam 19: Cardiovascular System: Blood

Which plasma protein is correctly matched to its function?

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-Which of the patients has polycythemia vera?

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In the platelet release reaction,

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Which of the following is mismatched?

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Match the component of blood plasma with the appropriate description. -ions

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If a blood buffer is absent, what function of the blood would be compromised?

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If your son is diagnosed with hemophilia, he would have

Correct AnswerverifiedShow Answer

What ion is necessary for the coagulation process?

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When a person develops a sore throat, white blood cells are drawn to the area of infection by a process called

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Which of the following statements regarding leukocytes is TRUE?

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Each hemoglobin molecule

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Platelets

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Which of the following functions is associated with the blood?

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Erythropoietin

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Plasma

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When erythrocytes are destroyed, which of the following events occurs?

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Low blood oxygen levels stimulate erythrocyte production by increasing the formation of _________________ by the kidneys.

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

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When defective erythrocytes are broken down,

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Which of the following is NOT a method of carbon dioxide transport in the blood?

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