Question 1

Hemoglobin

Accepted Answer

A)  gives white blood cells their color. 
B)  transports O2 in the blood. 
C)  is normally found in both the plasma and erythrocytes. 
D)  catalyzes the reaction that forms carbonic acid. 
E)  is only used once then decomposed. 
A)  gives white blood cells their color. 
B)  transports O2 in the blood. 
C)  is normally found in both the plasma and erythrocytes. 
D)  catalyzes the reaction that forms carbonic acid. 
E)  is only used once then decomposed.

Question 2

An adult patient is brought into the emergency room of a local hospital. The EMTs report the patient lost about 300 cc (cubic centimeters or milliliters) of blood. Is this life-threatening?

Accepted Answer

A)  Yes; 300 cc represents about 1/3 of the blood's volume. 
B)  Yes; 300 cc represents about 1/6 of the body's total blood volume of 2 liters. 
C)  No; most adults have more than 7 liters of blood, so a loss of 300 cc would not be life-threatening. 
D)  No; most adults have 4-6 liters of blood, so a loss of 300 cc would not be life-threatening. 
A)  Yes; 300 cc represents about 1/3 of the blood's volume. 
B)  Yes; 300 cc represents about 1/6 of the body's total blood volume of 2 liters. 
C)  No; most adults have more than 7 liters of blood, so a loss of 300 cc would not be life-threatening. 
D)  No; most adults have 4-6 liters of blood, so a loss of 300 cc would not be life-threatening.

Question 3

Platelets

Accepted Answer

A)  are also known as thrombocytes. 
B)  are actually fragments of cells. 
C)  play a role in preventing blood loss. 
D)  can become sticky when exposed to connective tissue 
E)  All of the choices are correct. 
A)  are also known as thrombocytes. 
B)  are actually fragments of cells. 
C)  play a role in preventing blood loss. 
D)  can become sticky when exposed to connective tissue 
E)  All of the choices are correct.

Question 4

The only formed elements that possess a nucleus when mature are the ________.

Accepted Answer

A)  thrombocytes 
B)  erythrocytes 
C)  leukocytes 
D)  platelets 
E)  RBCs 
A)  thrombocytes 
B)  erythrocytes 
C)  leukocytes 
D)  platelets 
E)  RBCs

Question 5

Mature erythrocytes

Accepted Answer

A)  have a centrally located nucleus. 
B)  are actually just cellular fragments. 
C)  contain hemoglobin in their cytoplasm. 
D)  mature from cells called megakaryocytes. 
E)  do not contain protein. 
A)  have a centrally located nucleus. 
B)  are actually just cellular fragments. 
C)  contain hemoglobin in their cytoplasm. 
D)  mature from cells called megakaryocytes. 
E)  do not contain protein.

Question 6

A blood clot attached to a blood vessel wall is called a(n) ________.

Accepted Answer

A)  thrombus 
B)  embolus 
C)  prostacyclin 
D)  hemorrhage 
E)  anticoagulant 
A)  thrombus 
B)  embolus 
C)  prostacyclin 
D)  hemorrhage 
E)  anticoagulant

Question 7

Match the function with the most appropriate category.
-Making a differential WBC count

Accepted Answer

A) Agglutination 
B) Coagulation 
C) Immune function 
D) Blood Grouping 
E) Diagnostic Blood Test 
A) Agglutination 
B) Coagulation 
C) Immune function 
D) Blood Grouping 
E) Diagnostic Blood Test

Question 8

When defective erythrocytes are broken down,

Accepted Answer

A)  they are removed from the blood by the lungs. 
B)  bilirubin is formed from the breakdown of hemoglobin. 
C)  their heme groups are converted into amino acids. 
D)  their iron is excreted into the small intestine. 
E)  their components cannot be recycled. 
A)  they are removed from the blood by the lungs. 
B)  bilirubin is formed from the breakdown of hemoglobin. 
C)  their heme groups are converted into amino acids. 
D)  their iron is excreted into the small intestine. 
E)  their components cannot be recycled.

Question 9

Which of the following is a stage of hemostasis?

Accepted Answer

A)  Coagulation 
B)  Erythropoiesis 
C)  Platelet formation 
D)  Vascular dilation 
E)  Agglutination 
A)  Coagulation 
B)  Erythropoiesis 
C)  Platelet formation 
D)  Vascular dilation 
E)  Agglutination

Question 10

If a blood buffer is absent, which function of the blood would be compromised?

Accepted Answer

A)  Maintenance of body temperature 
B)  Regulation of pH 
C)  Clot formation 
D)  Transport of ions 
E)  Protection against foreign substances 
A)  Maintenance of body temperature 
B)  Regulation of pH 
C)  Clot formation 
D)  Transport of ions 
E)  Protection against foreign substances

Question 11

Match the function with the most appropriate category.
-Fibrinogen converts to fibrin

Accepted Answer

A) Agglutination 
B) Coagulation 
C) Immune function 
D) Blood Grouping 
E) Diagnostic Blood Test 
A) Agglutination 
B) Coagulation 
C) Immune function 
D) Blood Grouping 
E) Diagnostic Blood Test

Question 12

Healing after clot formation involves

Accepted Answer

A)  clot retraction. 
B)  repair of the damaged blood vessel by connective tissue cells. 
C)  clot dissolution. 
D)  serum being squeezed out of the clot. 
E)  All of the choices are correct. 
A)  clot retraction. 
B)  repair of the damaged blood vessel by connective tissue cells. 
C)  clot dissolution. 
D)  serum being squeezed out of the clot. 
E)  All of the choices are correct.

Question 13

Bilirubin

Accepted Answer

A)  is found in white blood cells. 
B)  may be reused in erythropoiesis. 
C)  is formed from the globin groups of hemoglobin. 
D)  is made from bile. 
E)  may build up in the circulation and cause jaundice. 
A)  is found in white blood cells. 
B)  may be reused in erythropoiesis. 
C)  is formed from the globin groups of hemoglobin. 
D)  is made from bile. 
E)  may build up in the circulation and cause jaundice.

Question 14

Rupture of a red blood cell is called hematopoiesis.

Accepted Answer

A) True 
 B)False

Question 15

The ability of white blood cells to leave the circulation and enter tissues is called ________.

Accepted Answer

A)  chemotaxis 
B)  diapedesis 
C)  margination 
D)  intrusion 
E)  exocytosis 
A)  chemotaxis 
B)  diapedesis 
C)  margination 
D)  intrusion 
E)  exocytosis

Question 16

Match the component of blood plasma with the appropriate description.
-Fibrinogen

Accepted Answer

A) The suspending medium for blood components 
B) The most abundant plasma protein 
C) A protein that functions in clotting 
D) A plasma protein that is involved in immunity 
E) Involved in osmosis, membrane potentials, and acid-base balance 
A) The suspending medium for blood components 
B) The most abundant plasma protein 
C) A protein that functions in clotting 
D) A plasma protein that is involved in immunity 
E) Involved in osmosis, membrane potentials, and acid-base balance

Question 17

Macrophages are derived from ________.

Accepted Answer

A)  neutrophils 
B)  lymphocytes 
C)  monocytes 
D)  basophils 
E)  eosinophils 
A)  neutrophils 
B)  lymphocytes 
C)  monocytes 
D)  basophils 
E)  eosinophils

Question 18

The condition characterized by overproduction of erythrocytes is called ________.

Accepted Answer

A)  anemia 
B)  leukemia 
C)  hemophilia 
D)  thalassemia 
E)  erythrocytosis 
A)  anemia 
B)  leukemia 
C)  hemophilia 
D)  thalassemia 
E)  erythrocytosis

Question 19

Match the substance necessary for clotting with its particular role.
-Fibrin

Accepted Answer

A) A mixture of lipoproteins released from injured tissue 
B) Converts prothrombin to thrombin 
C) The insoluble protein that forms the network of the clot 
D) Needed by the liver to produce prothrombin 
E) Fibrin-stabilizing factor 
A) A mixture of lipoproteins released from injured tissue 
B) Converts prothrombin to thrombin 
C) The insoluble protein that forms the network of the clot 
D) Needed by the liver to produce prothrombin 
E) Fibrin-stabilizing factor

Question 20

The biconcave structure of an erythrocyte is shaped to better accommodate the crystalline structure of hemoglobin.

Accepted Answer

A) True 
 B)False

Exam 19: Cardiovascular System: Blood

Hemoglobin

An adult patient is brought into the emergency room of a local hospital. The EMTs report the patient lost about 300 cc (cubic centimeters or milliliters) of blood. Is this life-threatening?

Platelets

The only formed elements that possess a nucleus when mature are the ________.

Mature erythrocytes

A blood clot attached to a blood vessel wall is called a(n) ________.

Match the function with the most appropriate category. -Making a differential WBC count

When defective erythrocytes are broken down,

Which of the following is a stage of hemostasis?

If a blood buffer is absent, which function of the blood would be compromised?

Match the function with the most appropriate category. -Fibrinogen converts to fibrin

Healing after clot formation involves

Bilirubin

Rupture of a red blood cell is called hematopoiesis.

The ability of white blood cells to leave the circulation and enter tissues is called ________.

Match the component of blood plasma with the appropriate description. -Fibrinogen

Macrophages are derived from ________.

The condition characterized by overproduction of erythrocytes is called ________.

Match the substance necessary for clotting with its particular role. -Fibrin

The biconcave structure of an erythrocyte is shaped to better accommodate the crystalline structure of hemoglobin.

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

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