Question 1

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) C) and D)
G) A) and E)

Question 2

Hemocytoblast stem cells

Accepted Answer

A)  are specialized cells.
B)  are found in yellow bone marrow.
C)  form branches of trees.
D)  are abundant in the plasma.
E)  give rise to all formed elements in the blood.F) A) and E)
G) A) and C)

Question 3

Bilirubin

Accepted Answer

A)  is found in white blood cells.
B)  may be reused in erythropoiesis.
C)  is formed from the globin groups of hemoglobin.
D)  is made from bile.
E)  may build up in the circulation and cause jaundice.F) C) and E)
G) A) and D)

Question 4

What protein forms a bridge between exposed vessel wall collagen and platelet surface receptors?

Accepted Answer

A)  thromboxanes
B)  von Willebrand factor
C)  endothelin
D)  fibrinogenE) B) and C)
F) A) and D)

Question 5

Match the function with the most appropriate category.
-erythrocytes clumping together

Accepted Answer

A)  agglutination
B)  coagulation
C)  immune function
D)  blood Grouping
E)  diagnostic Blood Test,F) B) and C)
G) All of the above

Question 6

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) A) and B)
G) B) and C)

Question 7

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) B) and D)
G) None of the above

Question 8

Which white blood cells function primarily as phagocytotic cells?

Accepted Answer

A)  monocytes and lymphocytes
B)  basophils and neutrophils
C)  eosinophils and monocytes
D)  neutrophils and monocytesE) A) and C)
F) A) and B)

Question 9

Match the function with the most appropriate category.
-determining antigens on RBCs

Accepted Answer

A)  agglutination
B)  coagulation
C)  immune function
D)  blood Grouping
E)  diagnostic Blood Test,F) A) and E)
G) A) and B)

Question 10

Which of the following is NOT a form of hemoglobin found in the developing human?

Accepted Answer

A)  adult
B)  embryonic
C)  adolescent
D)  fetalE) B) and C)
F) A) and D)

Question 11

Healing after clot formation involves

Accepted Answer

A)  clot retraction.
B)  repair of the damaged blood vessel by connective tissue cells.
C)  clot dissolution.
D)  serum being squeezed out of the clot.
E)  All of these choices are correct.F) B) and D)
G) D) and E)

Question 12

The cascade of events in the intrinsic pathway can be set into motion when _____ comes into contact with collagen.

Accepted Answer

A)  factor III
B)  factor VII
C)  factor X
D)  factor XII
E)  calciumF) B) and D)
G) C) and E)

Question 13

The function of plasmin is to

Accepted Answer

A)  hydrolyze fibrin.
B)  activate factor XII.
C)  promote platelet plug formation.
D)  control osmotic pressure of the blood.
E)  promote the formation of plasma.F) A) and D)
G) A) and B)

Question 14

Match the function with the most appropriate category.
-making a differential WBC count

Accepted Answer

A)  agglutination
B)  coagulation
C)  immune function
D)  blood Grouping
E)  diagnostic Blood Test,F) B) and D)
G) B) and C)

Question 15

The hematocrit is

Accepted Answer

A)  an estimate of blood flow/hour.
B)  the number of WBCs per mm3.
C)  the amount of hemoglobin by weight in the blood.
D)  the percentage of RBCs in a given volume of blood.
E)  the number of RBCs in the body.F) A) and E)
G) C) and D)

Question 16

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

Question 17

What type of gene expression occurs when a person has type AB blood?

Accepted Answer

A)  homozygous dominant
B)  homozygous recessive
C)  incomplete dominance
D)  codominanceE) None of the above
F) B) and D)

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

Question 19

Which of the following is (are) associated with decreased hematopoiesis?

Accepted Answer

A)  hemorrhage
B)  vitamin B12 deficiency
C)  iron deficiency anemia
D)  restricted blood flow to the kidney
E)  both vitamin B12 deficiency and iron deficiency anemiaF) A) and B)
G) A) and C)

Question 20

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 C)
G) A) and D)

Exam 19: Cardiovascular System: Blood

The function of plasmin is to

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Bilirubin

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What type of gene expression occurs when a person has type AB blood?

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Which of the following functions is associated with the blood?

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Healing after clot formation involves

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Which blood component is NOT correctly matched with its function?

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Which of the following is (are) associated with decreased hematopoiesis?

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What protein forms a bridge between exposed vessel wall collagen and platelet surface receptors?

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The hematocrit is

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The cascade of events in the intrinsic pathway can be set into motion when _____ comes into contact with collagen.

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Which of the following is NOT a form of hemoglobin found in the developing human?

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Erythropoietin

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Which of the following is NOT true of plasma?

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Match the function with the most appropriate category. -making a differential WBC count

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

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Which white blood cells function primarily as phagocytotic cells?

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Match the function with the most appropriate category. -erythrocytes clumping together

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Match the function with the most appropriate category. -determining antigens on RBCs

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Agglutination of red blood cells means

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Hemocytoblast stem cells

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