Question 1

Which of the following is not true regarding sickle-cell disease?

Accepted Answer

A)  It is caused by a recessive allele that modifies the structure of hemoglobin.
B)  It is due to a hereditary hemoglobin defect.
C)  It is advantageous in that it can protect carriers against malaria.
D)  It is a cause of malaria.
E)  It is a cause of anemia.F) None of the above
G) B) and D)

Question 2

The number of __________ typically increases in response to bacterial infections.

Accepted Answer

A)  basophils
B)  monocytes
C)  erythrocytes
D)  eosinophils
E)  neutrophilsF) B) and D)
G) B) and C)

Question 3

Monocytes differentiate into large phagocytic cells.

Accepted Answer

A) True 
 B)False

Question 4

A normal hematocrit is __________ of the total blood volume.

Accepted Answer

A)  less than 1%
B)  47% to 63%
C)  25% to 37%
D)  42% to 45%
E)  37% to 52%F) C) and D)
G) None of the above

Question 5

The cessation of bleeding is specifically called __________.

Accepted Answer

A)  a vascular spasm
B)  homeostasis
C)  hemostasis
D)  platelet plug formation
E)  coagulationF) B) and D)
G) B) and E)

Question 6

Which of these does not prevent the spontaneous formation of a clot?

Accepted Answer

A)  The presence of tissue thromboplastin
B)  The smooth prostacyclin-coated endothelium of blood vessels
C)  The dilution of thrombin when blood flows at a normal rate
D)  The presence of antithrombin in plasma
E)  The presence of heparin in plasmaF) C) and D)
G) B) and D)

Question 7

What is the largest leukocyte that contains small cytoplasmic granules and typically a kidney- or horseshoe-shaped nucleus?

Accepted Answer

A)  Monocyte
B)  Lymphocyte
C)  Neutrophil
D)  Eosinophil
E)  BasophilF) D) and E)
G) C) and D)

Question 8

The main reason why an individual with type AB,Rh-negative blood cannot donate blood to an individual with type A,Rh-positive blood is because __________.

Accepted Answer

A)  anti-A antibodies in the donor will agglutinate RBCs of the recipient
B)  anti-A antibodies in the recipient will agglutinate RBCs of the donor
C)  anti-B antibodies in the donor will agglutinate RBCs of the recipient
D)  anti-D antibodies in the donor will agglutinate RBC of the recipient
E)  anti-B antibodies in the recipient will agglutinate RBCs of the donorF) C) and E)
G) A) and B)

Question 9

What is the final product of the breakdown of the organic nonprotein moiety of hemoglobin?

Accepted Answer

A)  Biliverdin
B)  Bilirubin
C)  Globin
D)  Heme
E)  IronF) B) and D)
G) None of the above

Exam 18: The Circulatory System: Blood

The cessation of bleeding is specifically called __________.

Correct Answer
verified

The number of __________ typically increases in response to bacterial infections.

Correct Answer
verified

A normal hematocrit is __________ of the total blood volume.

Correct Answer
verified

Monocytes differentiate into large phagocytic cells.

Correct Answer
verified

What is the largest leukocyte that contains small cytoplasmic granules and typically a kidney- or horseshoe-shaped nucleus?

Correct Answer
verified

The main reason why an individual with type AB,Rh-negative blood cannot donate blood to an individual with type A,Rh-positive blood is because __________.

Correct Answer
verified

Which of these does not prevent the spontaneous formation of a clot?

Correct Answer
verified

What is the final product of the breakdown of the organic nonprotein moiety of hemoglobin?

Correct Answer
verified

Which of the following is not true regarding sickle-cell disease?

Correct Answer
verified

Exam 18: The Circulatory System: Blood

The cessation of bleeding is specifically called __________.

Correct AnswerverifiedShow Answer

The number of __________ typically increases in response to bacterial infections.

Correct AnswerverifiedShow Answer

A normal hematocrit is __________ of the total blood volume.

Correct AnswerverifiedShow Answer

Monocytes differentiate into large phagocytic cells.

Correct AnswerverifiedShow Answer

What is the largest leukocyte that contains small cytoplasmic granules and typically a kidney- or horseshoe-shaped nucleus?

Correct AnswerverifiedShow Answer

The main reason why an individual with type AB,Rh-negative blood cannot donate blood to an individual with type A,Rh-positive blood is because __________.

Correct AnswerverifiedShow Answer

Which of these does not prevent the spontaneous formation of a clot?

Correct AnswerverifiedShow Answer

What is the final product of the breakdown of the organic nonprotein moiety of hemoglobin?

Correct AnswerverifiedShow Answer

Which of the following is not true regarding sickle-cell disease?

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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