Question 1

Match the three groups of coagulation factors based on their properties.
-prothrombin group

Accepted Answer

A) factors II, VII, IX, and X 
B) factors XI and XII, prekallikrein (Fletcher factor), and HMWK (Fitzgerald factor) 
C) factors I, V, VIII, and XIII 
A) factors II, VII, IX, and X 
B) factors XI and XII, prekallikrein (Fletcher factor), and HMWK (Fitzgerald factor) 
C) factors I, V, VIII, and XIII A

Question 2

A function or activity of platelets is to secrete fibronectin.

Accepted Answer

A) True 
 B)False  True

Question 3

Match the following coagulation factors with the appropriate description (use an answer only once).
-factor I

Accepted Answer

A) prothrombin 
B) hemophilia B 
C) von Willebrand's factor 
D) fibrinogen 
A) prothrombin 
B) hemophilia B 
C) von Willebrand's factor 
D) fibrinogen D

Question 4

The protein "glue" that optimally binds platelets and collagen after vessel injury is:

Accepted Answer

A)  fibronectin. 
B)  von Willebrand's Factor (VIII:vWF). 
C)  factor II. 
D)  factor I. 
A)  fibronectin. 
B)  von Willebrand's Factor (VIII:vWF). 
C)  factor II. 
D)  factor I.

Question 5

A function or activity of platelets is to form an aggregate plug or platelet mass that can physically slow down or stop blood loss.

Accepted Answer

A) True 
 B)False

Question 6

In the activated partial thromboplastin time (APTT),calcium chloride is mixed with:

Accepted Answer

A)  kaolin. 
B)  phospholipid component of thromboplastin. 
C)  platelets. 
D)  phospholipids component of thrombin. 
A)  kaolin. 
B)  phospholipid component of thromboplastin. 
C)  platelets. 
D)  phospholipids component of thrombin.

Question 7

Match the following coagulation factors with the appropriate description (use an answer only once).
-factor VIII

Accepted Answer

A) prothrombin 
B) hemophilia B 
C) von Willebrand's factor 
D) fibrinogen 
A) prothrombin 
B) hemophilia B 
C) von Willebrand's factor 
D) fibrinogen

Question 8

The appropriate anticoagulant for prothrombin time assay is:

Accepted Answer

A)  EDTA. 
B)  3.2% sodium citrate. 
C)  3.8% sodium citrate. 
D)  heparin. 
A)  EDTA. 
B)  3.2% sodium citrate. 
C)  3.8% sodium citrate. 
D)  heparin.

Question 9

Match the pathway with the appropriate description.
-extrinsic pathway

Accepted Answer

A) It is thought that tissue injury, following exposure to foreign substances such as collagen, activates the pathway. 
B) The pathway taken when tissue thromboplastin, a substance not found in the blood, enters the vascular system and, in the presence of calcium and factor VII, activates factor X. 
A) It is thought that tissue injury, following exposure to foreign substances such as collagen, activates the pathway. 
B) The pathway taken when tissue thromboplastin, a substance not found in the blood, enters the vascular system and, in the presence of calcium and factor VII, activates factor X.

Question 10

A function or activity of platelets is to help activate and be a participant in plasma coagulation.

Accepted Answer

A) True 
 B)False

Question 11

The final result of primary hemostasis is:

Accepted Answer

A)  platelet plug. 
B)  constriction of a blood vessel. 
C)  a blood clot. 
D)  promotion of bleeding to cleanse a wound. 
A)  platelet plug. 
B)  constriction of a blood vessel. 
C)  a blood clot. 
D)  promotion of bleeding to cleanse a wound.

Question 12

Match the following coagulation factors with the appropriate description (use an answer only once).
-factor IX

Accepted Answer

A) prothrombin 
B) hemophilia B 
C) von Willebrand's factor 
D) fibrinogen 
A) prothrombin 
B) hemophilia B 
C) von Willebrand's factor 
D) fibrinogen

Question 13

Match the pathway with the appropriate description.
-intrinsic pathway

Accepted Answer

A) It is thought that tissue injury, following exposure to foreign substances such as collagen, activates the pathway. 
B) The pathway taken when tissue thromboplastin, a substance not found in the blood, enters the vascular system and, in the presence of calcium and factor VII, activates factor X. 
A) It is thought that tissue injury, following exposure to foreign substances such as collagen, activates the pathway. 
B) The pathway taken when tissue thromboplastin, a substance not found in the blood, enters the vascular system and, in the presence of calcium and factor VII, activates factor X.

Question 14

The formation of a blood clot relies on three major steps in which order?

Accepted Answer

A)  Formation of thromboplastin, formation of thrombin, and formation of fibrin 
B)  Formation of thrombin, formation of thromboplastin, and formation of fibrin 
C)  Formation of fibrin, formation of thrombin, and formation of thromboplastin 
D)  Formation of fibrin, formation of thromboplastin, and formation of thrombin 
A)  Formation of thromboplastin, formation of thrombin, and formation of fibrin 
B)  Formation of thrombin, formation of thromboplastin, and formation of fibrin 
C)  Formation of fibrin, formation of thrombin, and formation of thromboplastin 
D)  Formation of fibrin, formation of thromboplastin, and formation of thrombin

Question 15

Natural anticoagulants include:

Accepted Answer

A)  antithrombin III (AT-III). 
B)  protein C. 
C)  protein S. 
D)  all of the above. 
A)  antithrombin III (AT-III). 
B)  protein C. 
C)  protein S. 
D)  all of the above.

Question 16

A function or activity of platelets is to contain PF3 on or within the plasma membrane of the platelets.

Accepted Answer

A) True 
 B)False

Question 17

The final result of secondary hemostasis is:

Accepted Answer

A)  platelet plug. 
B)  constriction of a blood vessel. 
C)  a blood clot. 
D)  promotion of bleeding to cleanse a wound. 
A)  platelet plug. 
B)  constriction of a blood vessel. 
C)  a blood clot. 
D)  promotion of bleeding to cleanse a wound.

Question 18

Match the three groups of coagulation factors based on their properties.
-fibrinogen group

Accepted Answer

A) factors II, VII, IX, and X 
B) factors XI and XII, prekallikrein (Fletcher factor), and HMWK (Fitzgerald factor) 
C) factors I, V, VIII, and XIII 
A) factors II, VII, IX, and X 
B) factors XI and XII, prekallikrein (Fletcher factor), and HMWK (Fitzgerald factor) 
C) factors I, V, VIII, and XIII

Question 19

A prothrombin time assay should be conducted within ____ hours after specimen collection.

Accepted Answer

A)  2 
B)  4 
C)  8 
D)  24 
A)  2 
B)  4 
C)  8 
D)  24

Question 20

D-dimer assay is important in detecting:

Accepted Answer

A)  factor VIII deficiency. 
B)  disseminated intravascular coagulation (DI
C) . 
C)  fibrinogen deficiency. 
D)  defective platelet aggregation. 
A)  factor VIII deficiency. 
B)  disseminated intravascular coagulation (DI
C) . 
C)  fibrinogen deficiency. 
D)  defective platelet aggregation.

Match the three groups of coagulation factors based on their properties. -prothrombin group

A function or activity of platelets is to secrete fibronectin.

Match the following coagulation factors with the appropriate description (use an answer only once). -factor I

The protein "glue" that optimally binds platelets and collagen after vessel injury is:

A function or activity of platelets is to form an aggregate plug or platelet mass that can physically slow down or stop blood loss.

In the activated partial thromboplastin time (APTT),calcium chloride is mixed with:

Match the following coagulation factors with the appropriate description (use an answer only once). -factor VIII

The appropriate anticoagulant for prothrombin time assay is:

Match the pathway with the appropriate description. -extrinsic pathway

A function or activity of platelets is to help activate and be a participant in plasma coagulation.

The final result of primary hemostasis is:

Match the following coagulation factors with the appropriate description (use an answer only once). -factor IX

Match the pathway with the appropriate description. -intrinsic pathway

The formation of a blood clot relies on three major steps in which order?

Natural anticoagulants include:

A function or activity of platelets is to contain PF3 on or within the plasma membrane of the platelets.

The final result of secondary hemostasis is:

Match the three groups of coagulation factors based on their properties. -fibrinogen group

A prothrombin time assay should be conducted within ____ hours after specimen collection.

D-dimer assay is important in detecting:

Fundamentals of the Clinical Laboratory

Safety in the Clinical Laboratory

Quality Assessment and Quality Control in the Clinical Laboratory

Phlebotomy: Collecting and Processing Blood

The Microscope

Systems of Measurement, laboratory Equipment, and Reagents

Laboratory Mathematics and Solution Preparation

Basic and New Techniques in the Clinical Laboratory

Delivery of Laboratory Testing From Point of Care to Total Automation

Introduction to Clinical Chemistry

Principles and Practice of Clinical Hematology

Renal Physiology and Urinalysis

Examination of Body Fluids and Miscellaneous Specimens

Introduction to Microbiology

Immunology and Serology

Immunohematology and Transfusion Medicine

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Exam 12: Introduction to Hemostasis

Match the three groups of coagulation factors based on their properties. -prothrombin group

A function or activity of platelets is to secrete fibronectin.

Match the following coagulation factors with the appropriate description (use an answer only once). -factor I

The protein "glue" that optimally binds platelets and collagen after vessel injury is:

A function or activity of platelets is to form an aggregate plug or platelet mass that can physically slow down or stop blood loss.

In the activated partial thromboplastin time (APTT),calcium chloride is mixed with:

Match the following coagulation factors with the appropriate description (use an answer only once). -factor VIII

The appropriate anticoagulant for prothrombin time assay is:

Match the pathway with the appropriate description. -extrinsic pathway

A function or activity of platelets is to help activate and be a participant in plasma coagulation.

The final result of primary hemostasis is:

Match the following coagulation factors with the appropriate description (use an answer only once). -factor IX

Match the pathway with the appropriate description. -intrinsic pathway

The formation of a blood clot relies on three major steps in which order?

Natural anticoagulants include:

A function or activity of platelets is to contain PF3 on or within the plasma membrane of the platelets.

The final result of secondary hemostasis is:

Match the three groups of coagulation factors based on their properties. -fibrinogen group

A prothrombin time assay should be conducted within ____ hours after specimen collection.

D-dimer assay is important in detecting:

Fundamentals of the Clinical Laboratory

Safety in the Clinical Laboratory

Quality Assessment and Quality Control in the Clinical Laboratory

Phlebotomy: Collecting and Processing Blood

The Microscope

Systems of Measurement, laboratory Equipment, and Reagents

Laboratory Mathematics and Solution Preparation

Basic and New Techniques in the Clinical Laboratory

Delivery of Laboratory Testing From Point of Care to Total Automation

Introduction to Clinical Chemistry

Principles and Practice of Clinical Hematology

Renal Physiology and Urinalysis

Examination of Body Fluids and Miscellaneous Specimens

Introduction to Microbiology

Immunology and Serology

Immunohematology and Transfusion Medicine

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