Question 1

The terms packed cell volume and hematocrit are interchangeable.

Accepted Answer

A) True 
 B)False

Question 2

People with type O blood are considered universal donors and therefore crossmatching is not needed before transfusing their blood.

Accepted Answer

A) True 
 B)False

Question 3

In the formation of red blood cells, polychromatic erythroblasts develop directly from basophilic erythroblasts.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following does not hasten clotting?

Accepted Answer

A)  Rough spot in the endothelium 
B)  Abnormally slow blood flow 
C)  Heparin 
D)  All of the above hasten clotting. 
A)  Rough spot in the endothelium 
B)  Abnormally slow blood flow 
C)  Heparin 
D)  All of the above hasten clotting.

Question 5

The enzyme carbonic anhydrase allows carbon dioxide to join with the heme portion of the red blood cell.

Accepted Answer

A) True 
 B)False

Question 6

Whereas most vitamin K is synthesized by the liver, some is produced by bacteria in the small intestine.

Accepted Answer

A) True 
 B)False

Question 7

What happens to the components of a red blood cell after it is broken down or fragments?

Accepted Answer

When a red blood cell (RBC) reaches the

Question 8

Which of the following are the most proficient at phagocytosis in the tissues?

Accepted Answer

A)  Neutrophils and basophils 
B)  Lymphocytes and eosinophils 
C)  Basophils and monocytes 
D)  Neutrophils and monocytes 
A)  Neutrophils and basophils 
B)  Lymphocytes and eosinophils 
C)  Basophils and monocytes 
D)  Neutrophils and monocytes

Question 9

One of the ways platelets assist in blood homeostasis is to release chemicals that cause vasoconstriction in the blood vessels.

Accepted Answer

A) True 
 B)False

Question 10

Match each term with its corresponding description.
-Group of nucleated cells that lack hemoglobin; also called white blood cells

Accepted Answer

A) Agranulocytes 
B) Basophils 
C) Eosinophils 
D) Granulocytes 
E) Leukocytes
F)Lymphocytes
G)Megakaryoblasts
H)Monocytes
I)Neutrophils
J)Platelets 
A) Agranulocytes 
B) Basophils 
C) Eosinophils 
D) Granulocytes 
E) Leukocytes
F)Lymphocytes
G)Megakaryoblasts
H)Monocytes
I)Neutrophils
J)Platelets

Question 11

Considering only the blood antigens A, B, AB, and O, which blood type is considered the universal donor? Explain the physiological basis of its being referred to as the universal donor.

Accepted Answer

The blood type considered the universal

Question 12

In the development of the red blood cell, the reticulocyte is the most mature cell that still contains a nucleus.

Accepted Answer

A) True 
 B)False

Question 13

In stage II of clot formation, prothrombin is converted to:

Accepted Answer

A)  fibrin. 
B)  fibrinogen. 
C)  thrombin. 
D)  thromboplastin. 
A)  fibrin. 
B)  fibrinogen. 
C)  thrombin. 
D)  thromboplastin.

Question 14

Calcium is used in the clotting process during:

Accepted Answer

A)  stage I. 
B)  stage II. 
C)  stages I and II. 
D)  neither stage I nor stage II. 
A)  stage I. 
B)  stage II. 
C)  stages I and II. 
D)  neither stage I nor stage II.

Question 15

A normal adult red blood cell count ranges from _____ million/cubic mm.

Accepted Answer

A)  4.2 to 6.2 
B)  5.5 to 6.5 
C)  6.5 to 7.5 
D)  7.5 to 8.5 
A)  4.2 to 6.2 
B)  5.5 to 6.5 
C)  6.5 to 7.5 
D)  7.5 to 8.5

Question 16

Which is not a formed element of the blood?

Accepted Answer

A)  Albumin 
B)  Platelet 
C)  Erythrocyte 
D)  Neither A nor B are formed elements of the blood. 
A)  Albumin 
B)  Platelet 
C)  Erythrocyte 
D)  Neither A nor B are formed elements of the blood.

Question 17

Match each substance involved in blood clot formation with its description or function.
-Substance needed by the liver to make prothrombin

Accepted Answer

A) Tissue factor 
B) Calcium 
C) Fibrinogen 
D) Prothrombin activator 
E) Fibrin
F)Prothrombin
G)Vitamin K
H)Thrombin
I)Plasmin 
A) Tissue factor 
B) Calcium 
C) Fibrinogen 
D) Prothrombin activator 
E) Fibrin
F)Prothrombin
G)Vitamin K
H)Thrombin
I)Plasmin

Question 18

Direct measurement of blood volume is usually not done on normal, healthy people.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following statements is not true of hemoglobin?

Accepted Answer

A)  Each red blood cell has between 200 million and 300 million molecules of hemoglobin. 
B)  The hemoglobin in a red blood cell makes up about 70% of the cell's dry weight. 
C)  It has four globin and four heme chains in each molecule. 
D)  All of the above statements are true of hemoglobin. 
A)  Each red blood cell has between 200 million and 300 million molecules of hemoglobin. 
B)  The hemoglobin in a red blood cell makes up about 70% of the cell's dry weight. 
C)  It has four globin and four heme chains in each molecule. 
D)  All of the above statements are true of hemoglobin.

Question 20

Which of the following is not a leukocyte?

Accepted Answer

A)  Basophil 
B)  Reticulocyte 
C)  Neutrophil 
D)  Monocyte 
A)  Basophil 
B)  Reticulocyte 
C)  Neutrophil 
D)  Monocyte

Exam 27: Blood

The terms packed cell volume and hematocrit are interchangeable.

People with type O blood are considered universal donors and therefore crossmatching is not needed before transfusing their blood.

In the formation of red blood cells, polychromatic erythroblasts develop directly from basophilic erythroblasts.

Which of the following does not hasten clotting?

The enzyme carbonic anhydrase allows carbon dioxide to join with the heme portion of the red blood cell.

Whereas most vitamin K is synthesized by the liver, some is produced by bacteria in the small intestine.

What happens to the components of a red blood cell after it is broken down or fragments?

Which of the following are the most proficient at phagocytosis in the tissues?

One of the ways platelets assist in blood homeostasis is to release chemicals that cause vasoconstriction in the blood vessels.

Match each term with its corresponding description. -Group of nucleated cells that lack hemoglobin; also called white blood cells

Considering only the blood antigens A, B, AB, and O, which blood type is considered the universal donor? Explain the physiological basis of its being referred to as the universal donor.

In the development of the red blood cell, the reticulocyte is the most mature cell that still contains a nucleus.

In stage II of clot formation, prothrombin is converted to:

Calcium is used in the clotting process during:

A normal adult red blood cell count ranges from _____ million/cubic mm.

Which is not a formed element of the blood?

Match each substance involved in blood clot formation with its description or function. -Substance needed by the liver to make prothrombin

Direct measurement of blood volume is usually not done on normal, healthy people.

Which of the following statements is not true of hemoglobin?

Which of the following is not a leukocyte?

Organization of the Body

Homeostasis

Chemical Basis of Life

Biomolecules

Cell Structure

Cell Function

Cell Growth and Development

Introduction to Tissues

Tissue Types

Skin

Skeletal Tissues

Axial Skeleton

Appendicular Skeleton

Articulations

Axial Muscles

Appendicular Muscles

Muscle Contraction

Nervous System Cells

Nerve Signaling

Central Nervous System

Peripheral Nervous System

Autonomic Nervous System

General Senses

Special Senses

Endocrine Regulation

Endocrine Glands

Heart

Blood Vessels

Circulation of the Blood

Lymphatic System

Innate Immunity

Adaptive Immunity

Stress

Respiratory Tract

Ventilation

Gas Exchange & Transport

Upper Digestive Tract

Lower Digestive Tract

Digestion and Absorption

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid Base Balance

Male Reproductive System

Female Reproductive System

Growth and Development

Genetics and Heredity

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