Question 1

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. 
A)  activating production of hemoglobin normally produced only in a fetus. 
B)  removing sickled cells. 
C)  stimulating hematopoietic stem cells. 
D)  transfusing new blood.

Question 2

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. 
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.

Question 3

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, erythrocyte 
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, erythrocyte

Question 4

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 5

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. 
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.

Question 6

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. 
A)  the formation of prothrombin activator. 
B)  that thrombin converts fibrinogen to fibrin. 
C)  that prothrombin activator converts prothrombin to thrombin. 
D)  tissue damage.

Question 7

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. 
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.

Question 8

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

Question 9

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

Accepted Answer

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

Question 10

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. 
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.

Question 11

"Formed elements" are

Accepted Answer

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

Question 12

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

Accepted Answer

A) True 
 B)False

Question 13

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

Accepted Answer

A)  Milk 
B)  Tea 
C)  Coffee 
D)  Wine 
A)  Milk 
B)  Tea 
C)  Coffee 
D)  Wine

Question 14

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. 
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.

Question 15

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. 
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.

Question 16

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. 
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.

Question 17

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%. 
A)  15%. 
B)  30%. 
C)  45%. 
D)  60%.

Question 18

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

Question 19

Which of the following formed elements releases serotonin?

Accepted Answer

A)  Erythrocytes 
B)  Platelets 
C)  Neutrophils 
D)  Basophils 
A)  Erythrocytes 
B)  Platelets 
C)  Neutrophils 
D)  Basophils

Question 20

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. 
A)  neutrophils, eosinophils, and basophils. 
B)  bacteria, white blood cells, and damaged cells. 
C)  mucus, sputum, and platelets. 
D)  water, serum, and fibers.

Exam 14: Blood

Hydroxyurea treats sickle cell disease by

Athletes abuse erythropoeitin (EPO) because it

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

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

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

The final step in the formation of a blood clot is

Erythroblastosis fetalis may occur in

Plasma electrolytes include

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

In leukemia

"Formed elements" are

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

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

Genotyping differs from serology in that

A pulmonary embolism is most likely caused by a clot reaching

The formed elements in the blood are

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

Which two mature blood cell types descend from myeloblasts?

Which of the following formed elements releases serotonin?

Pus is composed of

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Cellular Metabolism

Tissues

Integumentary System

Skeletal System

Joints of the Skeletal System

Muscular System

Nervous System I: Basic Structure and Function

Nervous System II: Division of the Nervous System

Nervous System III: Senses

Endocrine System

Cardiovascular System

Lymphatic System and Immunity

Digestive System

Nutrition and Metabolism

Respiratory System

Urinary System

Water, Electrolyte, and Acid-Based Balance

Reproductive Systems

Pregnancy, Growth, and Development

Genetics and Genomics

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