Question 1

A typical adult hematocrit is

Accepted Answer

A)  85.
B)  75.
C)  65.
D)  45.
E)  25.F) A) and D)
G) None of the above

Question 2

The most abundant component of plasma is

Accepted Answer

A)  ions.
B)  proteins.
C)  water.
D)  gases.
E)  nutrients.F) A) and D)
G) All of the above

Question 3

The most numerous WBCs in a differential count of a healthy individual are

Accepted Answer

A)  neutrophils.
B)  basophils.
C)  lymphocytes.
D)  monocytes.
E)  leukocytes.F) A) and E)
G) D) and E)

Question 4

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

Question 5

The intrinsic pathway of coagulation is activated by the

Accepted Answer

A)  sticking of platelets to damaged tissue.
B)  activation of Factor XII exposed to collagen.
C)  release of tissue factor (Factor III) by damaged endothelium.
D)  release of heparin from the liver.
E)  conversion of prothrombin to thrombin.F) D) and E)
G) A) and E)

Question 6

Blood type is identified primarily by

Accepted Answer

A)  the Kahn blood group.
B)  the HB blood system.
C)  the Rh blood group.
D)  both the ABO and Rh blood groups.
E)  the ABO blood group.F) B) and D)
G) A) and D)

Question 7

The common pathway of coagulation begins with the

Accepted Answer

A)  sticking of platelets to damaged tissue.
B)  activation of a proenzyme exposed to collagen.
C)  release of tissue factor by damaged endothelium.
D)  conversion of Factor X to prothrombinase.
E)  conversion of fibrinogen to fibrin.F) A) and D)
G) B) and E)

Question 8

Non-specific immunity,such as phagocytosis,is a function of which blood cells?

Accepted Answer

A)  basophils and eosinophils
B)  neutrophils,eosinophils,and monocytes
C)  lymphocytes and monocytes
D)  platelets
E)  lymphocytesF) B) and D)
G) A) and C)

Question 9

A plasma protein essential for blood coagulation is

Accepted Answer

A)  albumin alpha.
B)  fibrinogen.
C)  immunoglobulin A.
D)  metalloprotein D.
E)  lipoprotein C.F) D) and E)
G) A) and B)

Question 10

When a person who lives at sea level vacations in the Rocky Mountains,you would expect

Accepted Answer

A)  a drop in oxygen levels.
B)  the release of erythropoietin.
C)  a rise in hematocrit.
D)  an increase in red blood cell production.
E)  All of the answers are correct.F) C) and D)
G) A) and C)

Question 11

Type AB blood has which of the following characteristics:

Accepted Answer

A)  RBCs have the Rh positive antigens and the anti-D plasma antibodies.
B)  RBCs have no surface antigens and both anti-A and anti-B antibodies in the plasma.
C)  RBCs have both the A & B surface antigens and no ABO plasma antibodies.
D)  RBCs have the A and the B surface antigens and the plasma has anti-A and anti-B antibodies.
E)  RBCs have the A antigen and the plasma has the anti-B antibody.F) A) and D)
G) All of the above

Question 12

The process of lymphopoiesis goes on in all of the following organs,except

Accepted Answer

A)  the spleen.
B)  the kidney.
C)  the lymph nodes.
D)  the red bone marrow.
E)  the thymus.F) C) and D)
G) B) and D)

Question 13

Mary is tested for the amount of hemoglobin in her blood.The test results indicate that her hemoglobin level is 16 g/dL of blood.This value indicates that

Accepted Answer

A)  she is suffering from anemia.
B)  she has fewer red blood cells than normal.
C)  her hematocrit is probably lower than normal.
D)  she may be suffering from a form of leukemia.
E)  her hemoglobin level is normal.F) C) and D)
G) A) and B)

Question 14

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

Question 15

An obstruction in blood flow to the kidneys would ultimately result in

Accepted Answer

A)  pernicious anemia.
B)  renal anemia.
C)  increased erythropoiesis.
D)  decreased erythropoiesis.
E)  increased sensitivity to vitamin K.F) B) and D)
G) None of the above

Question 16

The most abundant proteins in blood plasma are

Accepted Answer

A)  globulins.
B)  transport proteins.
C)  albumins.
D)  lipoproteins.
E)  fibrinogens.F) C) and D)
G) A) and B)

Question 17

Erythropoiesis is stimulated by a kidney-derived hormone called ________.

Accepted Answer

erythropoi...

Question 18

The disease sickle cell anemia is an example of what can happen if

Accepted Answer

A)  the diet is deficient in iron.
B)  there is insufficient heme in the hemoglobin.
C)  a gene for adult hemoglobin is abnormal.
D)  red blood cells bind too much oxygen.
E)  hemolysis is prevented by a mutated gene.F) None of the above
G) B) and E)

Question 19

People with type AB blood are considered the "universal recipient" for transfusions because

Accepted Answer

A)  their blood cells lack A and B antigens.
B)  their blood lacks A or B agglutinins.
C)  their blood is plentiful in A and B agglutinins.
D)  they usually have very strong immune systems.
E)  they are usually Rh negative.F) A) and B)
G) A) and C)

Question 20

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

Exam 19: Blood

The most numerous WBCs in a differential count of a healthy individual are

Correct AnswerverifiedShow Answer

The intrinsic pathway of coagulation is activated by the

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The function of platelets is to assist in the

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An obstruction in blood flow to the kidneys would ultimately result in

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Erythropoiesis is stimulated by a kidney-derived hormone called ________.

Correct Answerverifiederythropoi...View AnswerShow Answer

Type AB blood has which of the following characteristics:

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Non-specific immunity,such as phagocytosis,is a function of which blood cells?

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The most abundant component of plasma is

Correct AnswerverifiedShow Answer

The process of lymphopoiesis goes on in all of the following organs,except

Correct AnswerverifiedShow Answer

Blood type is identified primarily by

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A plasma protein essential for blood coagulation is

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People with type AB blood are considered the "universal recipient" for transfusions because

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The most abundant proteins in blood plasma are

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The function of red blood cells is to

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The disease sickle cell anemia is an example of what can happen if

Correct AnswerverifiedShow Answer

Mary is tested for the amount of hemoglobin in her blood.The test results indicate that her hemoglobin level is 16 g/dL of blood.This value indicates that

Correct AnswerverifiedShow Answer

When a person who lives at sea level vacations in the Rocky Mountains,you would expect

Correct AnswerverifiedShow Answer

The common pathway of coagulation begins with the

Correct AnswerverifiedShow Answer

A typical adult hematocrit is

Correct AnswerverifiedShow Answer

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erythropoi...
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