Question 1

The primary function of a neutrophil is to

Accepted Answer

A)  engulf pathogens through phagocytosis.
B)  act as a scavenger to clean up debris.
C)  produce antibodies.
D)  transport carbon dioxide.E) A) and D)
F) C) and D)

Question 2

Mr.Peterson has a hemoglobin reading of 16.This is considered to be

Accepted Answer

A)  within the reference range.
B)  above the reference range.
C)  below the reference range.
D)  an invalid result.E) A) and D)
F) B) and C)

Question 3

The movement of leukocytes through the pores of the capillaries is known as

Accepted Answer

A)  leukocytosis.
B)  phagocytosis.
C)  flagellation.
D)  diapedesis.E) All of the above
F) B) and D)

Question 4

An increase in lymphocytes usually occurs

Accepted Answer

A)  with an asthma attack.
B)  with iron-deficiency anemia.
C)  during an invasion by parasites.
D)  with infectious mononucleosis.E) C) and D)
F) All of the above

Question 5

Which of the following red blood cell indices measures the average concentration of hemoglobin within a single red blood cell?

Accepted Answer

A)  MCV
B)  MCH
C)  MCHC
D)  RDWE) All of the above
F) B) and C)

Question 6

Pus consists of all of the following except

Accepted Answer

A)  dead leukocytes.
B)  erythrocytes.
C)  dead bacteria.
D)  dead tissue cells.E) A) and C)
F) B) and D) B

Question 7

An immature form of a neutrophil is known as a

Accepted Answer

A)  plasma cell.
B)  mast cell.
C)  band.
D)  seg.E) A) and D)
F) B) and D)

Question 8

How many pints of blood does the average adult contain?

Accepted Answer

A)  4 to 6 pints
B)  8 to 10 pints
C)  10 to 12 pints
D)  15 to 20 pintsE) All of the above
F) B) and C)

Question 9

A low hemoglobin reading may occur with all of the following except

Accepted Answer

A)  anemia.
B)  polycythemia.
C)  leukemia.
D)  severe hemorrhaging.E) None of the above
F) All of the above

Question 10

The function of hemoglobin is to

Accepted Answer

A)  defend the body against infection.
B)  transport oxygen in the body.
C)  assist in blood clotting.
D)  transport electrolytes in the body.E) A) and B)
F) A) and C)

Question 11

How often should a patient on warfarin therapy have a PT/INR test performed?

Accepted Answer

A)  Once each week
B)  Every 2 to 4 weeks
C)  Every 2 months
D)  Every 6 monthsE) B) and C)
F) A) and D)

Question 12

Mr.Johnson has a hematocrit reading of 60.This is considered to be

Accepted Answer

A)  increased.
B)  decreased.
C)  normal.
D)  invalid.E) All of the above
F) A) and C)

Question 13

Which of the following white blood cells has a light-staining nucleus that is often masked by the presence of large dark-staining granules?

Accepted Answer

A)  Neutrophil
B)  Basophil
C)  Lymphocyte
D)  Monocyte
E)  EosinophilF) A) and C)
G) A) and B)

Question 14

What is the normal range for a red blood cell count for a woman (in cells per cubic millimeter of blood) ?

Accepted Answer

A)  3 to 4 million
B)  4 to 5.5 million
C)  4.5 to 6.2 million
D)  5 to 6 millionE) A) and C)
F) A) and D)

Question 15

An increase in eosinophils often occurs with

Accepted Answer

A)  an acute infection.
B)  congestive heart failure.
C)  allergic conditions.
D)  chemotherapy.E) B) and C)
F) C) and D)

Question 16

Which of the following may occur if the PT/INR blood tube is not filled to the exhaustion of the vacuum?

Accepted Answer

A)  Hemolysis of the blood specimen
B)  Clotting of the blood specimen
C)  Inaccurate test results
D)  Contamination of the blood specimenE) All of the above
F) A) and B)

Question 17

An increase in neutrophils occurs during

Accepted Answer

A)  an acute infection.
B)  polycythemia.
C)  bone marrow damage.
D)  a chronic infection.E) B) and D)
F) All of the above A

Question 18

Leukocytes do their work in the

Accepted Answer

A)  circulatory system.
B)  tissues.
C)  lymphatic system.
D)  central nervous system.E) B) and C)
F) C) and D)

Question 19

The results of a differential white blood cell count indicate that there are 40 neutrophils.This is considered to be

Accepted Answer

A)  below the reference range.
B)  within the reference range.
C)  above the reference range.
D)  invalid.E) All of the above
F) None of the above

Question 20

What is the function of warfarin?

Accepted Answer

A)  To inhibit the formation of blood clots
B)  To prevent atrial fibrillation
C)  To encourage blood clotting
D)  To speed up production of red blood cellsE) All of the above
F) A) and C) A

Exam 18: Hematology

The primary function of a neutrophil is to

Correct AnswerverifiedShow Answer

Mr.Peterson has a hemoglobin reading of 16.This is considered to be

Correct AnswerverifiedShow Answer

The movement of leukocytes through the pores of the capillaries is known as

Correct AnswerverifiedShow Answer

An increase in lymphocytes usually occurs

Correct AnswerverifiedShow Answer

Which of the following red blood cell indices measures the average concentration of hemoglobin within a single red blood cell?

Correct AnswerverifiedShow Answer

Pus consists of all of the following except

Correct AnswerverifiedB

An immature form of a neutrophil is known as a

Correct AnswerverifiedShow Answer

How many pints of blood does the average adult contain?

Correct AnswerverifiedShow Answer

A low hemoglobin reading may occur with all of the following except

Correct AnswerverifiedShow Answer

The function of hemoglobin is to

Correct AnswerverifiedShow Answer

How often should a patient on warfarin therapy have a PT/INR test performed?

Correct AnswerverifiedShow Answer

Mr.Johnson has a hematocrit reading of 60.This is considered to be

Correct AnswerverifiedShow Answer

Which of the following white blood cells has a light-staining nucleus that is often masked by the presence of large dark-staining granules?

Correct AnswerverifiedShow Answer

What is the normal range for a red blood cell count for a woman (in cells per cubic millimeter of blood) ?

Correct AnswerverifiedShow Answer

An increase in eosinophils often occurs with

Correct AnswerverifiedShow Answer

Which of the following may occur if the PT/INR blood tube is not filled to the exhaustion of the vacuum?

Correct AnswerverifiedShow Answer

An increase in neutrophils occurs during

Correct AnswerverifiedA

Leukocytes do their work in the

Correct AnswerverifiedShow Answer

The results of a differential white blood cell count indicate that there are 40 neutrophils.This is considered to be

Correct AnswerverifiedShow Answer

What is the function of warfarin?

Correct AnswerverifiedA

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
B

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
A

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
A