Question 1

Erythropoiesis is stimulated when

Accepted Answer

A)  oxygen levels in the blood increase.
B)  carbon dioxide levels in the blood decrease.
C)  blood flow to the kidney declines.
D)  coagulation begins.
E)  blood pressure increases.F) B) and C)
G) A) and E)

Question 2

Tissue factor (Factor III) is a factor in the ________ pathway.

Accepted Answer

A)  extrinsic
B)  intrinsic
C)  common
D)  retraction
E)  fibrinolyticF) D) and E)
G) B) and D)

Question 3

Which of the following is not true of neutrophils?

Accepted Answer

A)  less abundant than lymphocytes
B)  can make hydrogen peroxide
C)  can exit capillaries
D)  can destroy bacteria
E)  attracted to complement-coated bacteriaF) B) and C)
G) C) and E)

Question 4

Each heme ring in hemoglobin encloses an atom of

Accepted Answer

A)  magnesium.
B)  calcium.
C)  iron.
D)  sodium.
E)  copper.F) C) and E)
G) A) and B)

Question 5

Which of the formed elements would increase after the donation of a pint of blood?

Accepted Answer

Reticulocytes would increase i...

Question 6

Which of the following blood count values would be a sign of anemia?

Accepted Answer

A)  10,000 WBC
B)  3) 5 million RBC
C)  400,000 platelets
D)  5) 5 million RBC
E)  A and D taken togetherF) D) and E)
G) All of the above

Question 7

Which of the following is a function of the blood?

Accepted Answer

A)  transport of nutrients and wastes
B)  transport of body heat
C)  transport of gases
D)  defense against toxins and pathogens
E)  All of the answers are correct.F) B) and C)
G) B) and D)

Question 8

Which of the following is not one of the formed elements of blood?

Accepted Answer

A)  RBCs
B)  platelets
C)  antibodies
D)  lymphocytes
E)  basophilsF) B) and E)
G) C) and E)

Question 9

Platelets are pinched off from giant multinucleated cells in the bone marrow called

Accepted Answer

A)  erythroblasts.
B)  normoblasts.
C)  megakaryocytes.
D)  myeloblasts.
E)  lymphoblasts.F) B) and C)
G) A) and D)

Question 10

The function of red blood cells is to

Accepted Answer

A)  carry oxygen from the cells to the lungs.
B)  carry carbon dioxide from the lungs to the body's cells.
C)  carry nutrients from the digestive system to the body's cells.
D)  defend the body against infectious organisms.
E)  carry oxygen to the cells and then carry away carbon dioxide.F) C) and D)
G) A) and D)

Question 11

Which of the following statements about blood is false?

Accepted Answer

A)  Blood contains buffers that control pH.
B)  The normal pH of blood is 6.8 to 7.0.
C)  Blood is more viscous than water.
D)  Blood is about 55 percent plasma.
E)  Cells in blood comprise the formed elements.F) C) and D)
G) A) and B)

Question 12

Which of the following is true of basophils?

Accepted Answer

A)  constitute about 1 percent of WBCs
B)  granules contain heparin
C)  granules contain histamine
D)  attract other defense cells
E)  All of the answers are correct.F) A) and D)
G) C) and D)

Question 13

In adults,erythropoiesis exclusively takes place in

Accepted Answer

A)  the liver.
B)  yellow bone marrow.
C)  red bone marrow.
D)  the spleen.
E)  lymphoid tissue.F) A) and B)
G) C) and E)

Question 14

Anti-D antibodies are present in the blood of

Accepted Answer

A)  all individuals with type AB blood.
B)  Rh negative individuals who have been exposed to the D surface antigen.
C)  all Rh positive individuals.
D)  Rh positive individuals who have been exposed to the D surface antigen.
E)  all Rh negative individuals.F) B) and C)
G) A) and E)

Question 15

Which of the following combinations may result in the hemolytic disease of the newborn?

Accepted Answer

A)  mother Rh positive,baby Rh negative
B)  mother Rh negative,baby Rh negative
C)  mother Rh negative,baby Rh positive
D)  mother type A+,baby type O+
E)  None of the answers is correct.F) B) and D)
G) A) and E)

Question 16

The function of platelets is to assist in the

Accepted Answer

A)  destruction of bacteria.
B)  process called hemostasis.
C)  removal of worn out red blood cells.
D)  immune response during an infection.
E)  transport of blood gases such as oxygen.F) B) and D)
G) None of the above

Question 17

Approximately 45 percent of blood volume is composed of the

Accepted Answer

A)  clotting factors.
B)  formed elements.
C)  leukocytes.
D)  plasma.
E)  antibodies.F) A) and E)
G) C) and D)

Question 18

Platelets are

Accepted Answer

A)  red cells that lack a nucleus.
B)  blue cells that have a nucleus.
C)  large cells with a prominent,concave nucleus.
D)  tiny cells with a polynucleus.
E)  cytoplasmic fragments of large cells.F) C) and E)
G) A) and B)

Question 19

A hematocrit provides information on

Accepted Answer

A)  blood type.
B)  clotting factors.
C)  formed elements abundance.
D)  plasma composition.
E)  sedimentation rate.F) B) and C)
G) None of the above

Question 20

Surgical removal of the stomach could cause

Accepted Answer

A)  hemophilia.
B)  pernicious anemia.
C)  thrombocytopenia.
D)  leukocytosis.
E)  jaundice.F) B) and C)
G) C) and D)

Exam 19: Blood

Which of the following is a function of the blood?

Correct AnswerverifiedShow Answer

Platelets are pinched off from giant multinucleated cells in the bone marrow called

Correct AnswerverifiedShow Answer

Surgical removal of the stomach could cause

Correct AnswerverifiedShow Answer

Which of the following is not one of the formed elements of blood?

Correct AnswerverifiedShow Answer

Each heme ring in hemoglobin encloses an atom of

Correct AnswerverifiedShow Answer

The function of platelets is to assist in the

Correct AnswerverifiedShow Answer

Which of the following is not true of neutrophils?

Correct AnswerverifiedShow Answer

Tissue factor (Factor III) is a factor in the ________ pathway.

Correct AnswerverifiedShow Answer

The function of red blood cells is to

Correct AnswerverifiedShow Answer

Erythropoiesis is stimulated when

Correct AnswerverifiedShow Answer

Which of the following statements about blood is false?

Correct AnswerverifiedShow Answer

Which of the following blood count values would be a sign of anemia?

Correct AnswerverifiedShow Answer

Which of the following is true of basophils?

Correct AnswerverifiedShow Answer

Anti-D antibodies are present in the blood of

Correct AnswerverifiedShow Answer

A hematocrit provides information on

Correct AnswerverifiedShow Answer

Which of the following combinations may result in the hemolytic disease of the newborn?

Correct AnswerverifiedShow Answer

Platelets are

Correct AnswerverifiedShow Answer

Approximately 45 percent of blood volume is composed of the

Correct AnswerverifiedShow Answer

Which of the formed elements would increase after the donation of a pint of blood?

Correct AnswerverifiedReticulocytes would increase i...View AnswerShow Answer

In adults,erythropoiesis exclusively takes place in

Correct AnswerverifiedShow Answer

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Reticulocytes would increase i...
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