Question 1

In an adult, red blood cells are produced primarily in the _______ _______ ________ .

Accepted Answer

The answer of In an adult, red blood cells are...

Question 2

A pulmonary embolism is most likely caused by a clot reaching

Accepted Answer

A)   a lung through a pulmonary artery.
B)   a lung through a pulmonary vein.
C)   the heart through a pulmonary artery.
D)   the heart through a pulmonary vein.E) B) and D)
F) A) and C)

Question 3

The formed elements in the blood are

Accepted Answer

A)   mostly red blood cells.
B)   mostly white blood cells.
C)   mostly platelets.
D)   about equal numbers of red blood cells, white blood cells, and platelets.E) A) and D)
F) None of the above

Question 4

Hydroxyurea treats sickle cell disease by

Accepted Answer

A)   activating production of hemoglobin normally produced only in a fetus.
B)   removing sickled cells.
C)   stimulating hematopoietic stem cells.
D)   transfusing new blood.E) None of the above
F) All of the above

Question 5

A platelet plug is formed when fibrinogen is converted to fibrin.

Accepted Answer

A) True 
 B)False

Question 6

Which two mature blood cell types descend from myeloblasts?

Accepted Answer

A)   T cells and B cells
B)   Erythrocytes and platelets
C)   Neutrophils and basophils
D)   Monocytes and lymphocytesE) A) and B)
F) A) and C)

Question 7

"Formed elements" are

Accepted Answer

A)   sodium and potassium.
B)   blood cells and platelets.
C)   serum and plasma.
D)   blood and lymph.E) A) and C)
F) C) and D)

Question 8

Pus is composed of

Accepted Answer

A)   neutrophils, eosinophils, and basophils.
B)   bacteria, white blood cells, and damaged cells.
C)   mucus, sputum, and platelets.
D)   water, serum, and fibers.E) None of the above
F) A) and B)

Question 9

The final step in the formation of a blood clot is

Accepted Answer

A)   the formation of prothrombin activator.
B)   that thrombin converts fibrinogen to fibrin.
C)   that prothrombin activator converts prothrombin to thrombin.
D)   tissue damage.E) All of the above
F) C) and D)

Question 10

Heme released from hemoglobin in aged red blood cells is decomposed in the liver into

Accepted Answer

A)   iron and the bile pigment biliverdin, which is eventually converted to bilirubin.
B)   iron and the bile pigment bilirubin, which is eventually converted to biliverdin.
C)   iron and interleukins.
D)   serum and plasma proteins.E) B) and C)
F) A) and D)

Question 11

The clumping of red blood cells that occurs when transfused blood is of an incompatible type is called ______________ .

Accepted Answer

The answer of The clumping of red blood cells that...

Question 12

Which of the following formed elements releases serotonin?

Accepted Answer

A)   Erythrocytes
B)   Platelets
C)   Neutrophils
D)   BasophilsE) C) and D)
F) None of the above

Question 13

Genotyping differs from serology in that

Accepted Answer

A)   genotyping detects diverse antigens, whereas serology detects the underlying genetic instructions for those antigens.
B)   serology detects diverse antigens, whereas genotyping detects the underlying genetic instructions for those antigens.
C)   genotyping requires a fresh blood sample whereas serology can be done on a dried sample.
D)   serology is faster.E) A) and D)
F) A) and C)

Question 14

In leukemia

Accepted Answer

A)   the blood has too many immature leukocytes.
B)   the person has lowered resistance to infection.
C)   the blood has too few platelets
D)   all of the above.E) B) and C)
F) A) and B)

Question 15

Athletes abuse erythropoeitin (EPO)  because it

Accepted Answer

A)   increases the red blood cell supply, which brings more oxygen to muscle cells.
B)   decreases the red blood cell supply, which brings more oxygen to muscle cells.
C)   increases the red blood cell supply, which depletes oxygen from muscle cells.
D)   increases the white blood cell supply, which prevents infection.E) A) and B)
F) B) and C)

Question 16

The percentage of red blood cells in a sample of human blood is normally about

Accepted Answer

A)   15%.
B)   30%.
C)   45%.
D)   60%.E) None of the above
F) A) and C)

Question 17

Erythroblastosis fetalis may occur in

Accepted Answer

A)   a second Rh-positive fetus developing in an Rh-negative woman.
B)   a first Rh-positive fetus developing in an Rh-negative woman.
C)   a second Rh-negative fetus developing in an Rh-negative woman.
D)   a first Rh-negative fetus developing in an Rh-negative woman.E) None of the above
F) All of the above

Question 18

Which is the correct sequence for differentiation of a red blood cell?

Accepted Answer

A)   Hematopoietic stem cell, erythrocyte, hematoblast, erythroblast
B)   Hematopoietic stem cell, erythroblast, erythrocyte, reticulocyte
C)   Hematopoietic stem cell, hemocytoblast, erythrocyte, erythroblast
D)   Hematopoietic stem cell, erythroblast, reticulocyte, erythrocyteE) All of the above
F) A) and B)

Question 19

Plasma electrolytes include

Accepted Answer

A)   bicarbonate, magnesium, chloride, and potassium ions.
B)   monocytes, basophils, and eosinophils.
C)   fibrinogen, globulins, and albumin.
D)   urea and uric acid.E) A) and B)
F) A) and C)

Question 20

Which of the following drinks reduces the amount of iron absorbed from food?

Accepted Answer

A)   Milk
B)   Tea
C)   Coffee
D)   WineE) C) and D)
F) B) and D)

Exam 14: Blood

Which of the following drinks reduces the amount of iron absorbed from food?

Correct AnswerverifiedShow Answer

Plasma electrolytes include

Correct AnswerverifiedShow Answer

The final step in the formation of a blood clot is

Correct AnswerverifiedShow Answer

In leukemia

Correct AnswerverifiedShow Answer

Which is the correct sequence for differentiation of a red blood cell?

Correct AnswerverifiedShow Answer

Heme released from hemoglobin in aged red blood cells is decomposed in the liver into

Correct AnswerverifiedShow Answer

Hydroxyurea treats sickle cell disease by

Correct AnswerverifiedShow Answer

The formed elements in the blood are

Correct AnswerverifiedShow Answer

Erythroblastosis fetalis may occur in

Correct AnswerverifiedShow Answer

The percentage of red blood cells in a sample of human blood is normally about

Correct AnswerverifiedShow Answer

Athletes abuse erythropoeitin (EPO) because it

Correct AnswerverifiedShow Answer

Pus is composed of

Correct AnswerverifiedShow Answer

Genotyping differs from serology in that

Correct AnswerverifiedShow Answer

"Formed elements" are

Correct AnswerverifiedShow Answer

Which two mature blood cell types descend from myeloblasts?

Correct AnswerverifiedShow Answer

In an adult, red blood cells are produced primarily in the _______ _______ ________ .

Correct AnswerverifiedShow Answer

A platelet plug is formed when fibrinogen is converted to fibrin.

Correct AnswerverifiedShow Answer

The clumping of red blood cells that occurs when transfused blood is of an incompatible type is called ______________ .

Correct AnswerverifiedShow Answer

Which of the following formed elements releases serotonin?

Correct AnswerverifiedShow Answer

A pulmonary embolism is most likely caused by a clot reaching

Correct AnswerverifiedShow Answer

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

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

In an adult, red blood cells are produced primarily in the ___ _ ______ .

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified