Question 1

The prothrombin time is prolonged

Accepted Answer

A)  whenever blood fails to clot. 
B)  as a response to anemia. 
C)  in the presence of hypoprothrombinemia. 
D)  whenever the patient becomes thrombocytopenic. 
A)  whenever blood fails to clot. 
B)  as a response to anemia. 
C)  in the presence of hypoprothrombinemia. 
D)  whenever the patient becomes thrombocytopenic.

Question 2

An antithrombin agent

Accepted Answer

A)  causes jaundice. 
B)  prevents blood coagulation. 
C)  fights infection. 
D)  stimulates the synthesis of hemoglobin. 
A)  causes jaundice. 
B)  prevents blood coagulation. 
C)  fights infection. 
D)  stimulates the synthesis of hemoglobin.

Question 3

Intrinsic factor

Accepted Answer

A)  is necessary for the synthesis of prothrombin. 
B)  is a clotting factor. 
C)  is necessary for the absorption of vitamin B12. 
D)  stimulates the bone marrow to produce red blood cells. 
A)  is necessary for the synthesis of prothrombin. 
B)  is a clotting factor. 
C)  is necessary for the absorption of vitamin B12. 
D)  stimulates the bone marrow to produce red blood cells.

Question 4

Erythropoietin

Accepted Answer

A)  is secreted by the kidneys. 
B)  stimulates the bone marrow to produce RBCs. 
C)  is released in response to hypoxemia. 
D)  All of the above are true. 
A)  is secreted by the kidneys. 
B)  stimulates the bone marrow to produce RBCs. 
C)  is released in response to hypoxemia. 
D)  All of the above are true.

Question 5

What condition is most likely to cause "dilutional" anemia?

Accepted Answer

A)  Dehydration 
B)  Infection 
C)  Hypervolemia 
D)  Neutropenia 
A)  Dehydration 
B)  Infection 
C)  Hypervolemia 
D)  Neutropenia

Question 6

Which term best describes the following: A,B,AB,and O?

Accepted Answer

A)  Antibodies 
B)  Megakaryocyte fragments 
C)  Fibrin strands 
D)  Antigens 
A)  Antibodies 
B)  Megakaryocyte fragments 
C)  Fibrin strands 
D)  Antigens

Question 7

Name the anticoagulant that interferes with the hepatic utilization of vitamin K in the synthesis of prothrombin.

Accepted Answer

A)  Clopidogrel (Plavix) 
B)  Digoxin 
C)  Coumadin 
D)  Heparin 
A)  Clopidogrel (Plavix) 
B)  Digoxin 
C)  Coumadin 
D)  Heparin

Question 8

A decrease in the numbers of erythrocytes is called

Accepted Answer

A)  granulocytopenia. 
B)  thrombocytopenia. 
C)  polycythemia. 
D)  anemia. 
A)  granulocytopenia. 
B)  thrombocytopenia. 
C)  polycythemia. 
D)  anemia.

Question 9

Activation of plasminogen

Accepted Answer

A)  depresses the bone marrow. 
B)  dissolves blood clots. 
C)  causes hemolysis and jaundice. 
D)  All of the above are true. 
A)  depresses the bone marrow. 
B)  dissolves blood clots. 
C)  causes hemolysis and jaundice. 
D)  All of the above are true.

Question 10

Which anticoagulant is secreted by mast cells (basophils)?

Accepted Answer

A)  Plasmin 
B)  EPO 
C)  Vitamin K 
D)  Heparin 
A)  Plasmin 
B)  EPO 
C)  Vitamin K 
D)  Heparin

Question 11

Which of the following is most likely to be caused by the immobility of bed rest?

Accepted Answer

A)  Venous thrombosis 
B)  Hemophilia 
C)  Anemia 
D)  Myelosuppression 
A)  Venous thrombosis 
B)  Hemophilia 
C)  Anemia 
D)  Myelosuppression

Question 12

Which of the following conditions is most likely to cause erythroblastosis?

Accepted Answer

A)  The baby is Rh- and the mother is Rh-. 
B)  The baby is Rh+ and the mother is Rh+. 
C)  The baby is Rh+ and the mother is Rh-. 
D)  The baby is Rh- and the mother is Rh+. 
A)  The baby is Rh- and the mother is Rh-. 
B)  The baby is Rh+ and the mother is Rh+. 
C)  The baby is Rh+ and the mother is Rh-. 
D)  The baby is Rh- and the mother is Rh+.

Question 13

Hemolysis causes

Accepted Answer

A)  leukocytosis. 
B)  acidosis. 
C)  hyperbilirubinemia. 
D)  a prolonged prothrombin time and bleeding. 
A)  leukocytosis. 
B)  acidosis. 
C)  hyperbilirubinemia. 
D)  a prolonged prothrombin time and bleeding.

Question 14

What is the name of the condition caused by a diet that is deficient in iron?

Accepted Answer

A)  Leukopenia 
B)  Anemia 
C)  Jaundice 
D)  Kernicterus 
A)  Leukopenia 
B)  Anemia 
C)  Jaundice 
D)  Kernicterus

Question 15

Which of the following is least descriptive of prothrombin?

Accepted Answer

A)  Hepatic synthesis 
B)  Vitamin K dependent 
C)  Albumin 
D)  Activated by PTA and calcium 
A)  Hepatic synthesis 
B)  Vitamin K dependent 
C)  Albumin 
D)  Activated by PTA and calcium

Question 16

Which of the following is descriptive of hyperbilirubinemia and kernicterus?

Accepted Answer

A)  Flushed 
B)  Yellow 
C)  Blue 
D)  Ecchymotic 
A)  Flushed 
B)  Yellow 
C)  Blue 
D)  Ecchymotic

Question 17

Which of the following is true of the platelet?

Accepted Answer

A)  Is derived from the megakaryocyte 
B)  Is phagocytic 
C)  Has a half-life of 3 months 
D)  Is a mature reticulocyte 
A)  Is derived from the megakaryocyte 
B)  Is phagocytic 
C)  Has a half-life of 3 months 
D)  Is a mature reticulocyte

Question 18

The word icterus refers to

Accepted Answer

A)  infection. 
B)  bleeding. 
C)  jaundice. 
D)  fever. 
A)  infection. 
B)  bleeding. 
C)  jaundice. 
D)  fever.

Question 19

Which cell is the "parent cell" of the three types of blood cells produced in the bone marrow?

Accepted Answer

A)  Erythrocyte 
B)  Leukocyte 
C)  Stem cell 
D)  Megakaryocyte 
A)  Erythrocyte 
B)  Leukocyte 
C)  Stem cell 
D)  Megakaryocyte

Question 20

Petechiae formation

Accepted Answer

A)  is characteristic of sickle cell anemia. 
B)  is most often prevented by a diet that is high in vitamin K. 
C)  refers to pinpoint hemorrhages under the skin. 
D)  is caused by a deficiency of reticulocytes. 
A)  is characteristic of sickle cell anemia. 
B)  is most often prevented by a diet that is high in vitamin K. 
C)  refers to pinpoint hemorrhages under the skin. 
D)  is caused by a deficiency of reticulocytes.

Exam 15: Blood

The prothrombin time is prolonged

An antithrombin agent

Intrinsic factor

Erythropoietin

What condition is most likely to cause "dilutional" anemia?

Which term best describes the following: A,B,AB,and O?

Name the anticoagulant that interferes with the hepatic utilization of vitamin K in the synthesis of prothrombin.

A decrease in the numbers of erythrocytes is called

Activation of plasminogen

Which anticoagulant is secreted by mast cells (basophils)?

Which of the following is most likely to be caused by the immobility of bed rest?

Which of the following conditions is most likely to cause erythroblastosis?

Hemolysis causes

What is the name of the condition caused by a diet that is deficient in iron?

Which of the following is least descriptive of prothrombin?

Which of the following is descriptive of hyperbilirubinemia and kernicterus?

Which of the following is true of the platelet?

The word icterus refers to

Which cell is the "parent cell" of the three types of blood cells produced in the bone marrow?

Petechiae formation

Introduction to the Human Body

Basic Chemistry

Cells

Cell Metabolism

Microbiology Basics

Tissues and Membranes

Integumentary System and Body Temperature

Skeletal System

Muscular System

Nervous System: Nervous Tissue and Brain

Nervous System: Spinal Cord and Peripheral Nerves

Autonomic Nervous System

Sensory System

Endocrine System

Anatomy of the Heart

Function of the Heart

Anatomy of the Blood Vessels

Functions of the Blood Vessels

Lymphatic System

Immune System

Respiratory System

Digestive System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Human Development and Heredity

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