Question 1

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 2

Which of the following is mismatched?

Accepted Answer

A)  blood typing - determines ABO and Rh blood groups of a blood sample 
B)  blood crossmatch - donor and recipient blood cells are mixed together 
C)  complete blood count - includes RBC and WBC counts 
D)  differential count - determines the percent of each kind of leukocyte in the blood 
E)  hematocrit - percentage of total blood volume composed of RBCs 
A)  blood typing - determines ABO and Rh blood groups of a blood sample 
B)  blood crossmatch - donor and recipient blood cells are mixed together 
C)  complete blood count - includes RBC and WBC counts 
D)  differential count - determines the percent of each kind of leukocyte in the blood 
E)  hematocrit - percentage of total blood volume composed of RBCs

Question 3

When erythrocytes are destroyed, which of the following events occurs?

Accepted Answer

A)  Urine output increases. 
B)  Iron is secreted into the bile. 
C)  Heme is transported by transferrin to the liver. 
D)  The globin portion of the molecule is broken down into amino acids. 
E)  Bile is manufactured by the gall bladder. 
A)  Urine output increases. 
B)  Iron is secreted into the bile. 
C)  Heme is transported by transferrin to the liver. 
D)  The globin portion of the molecule is broken down into amino acids. 
E)  Bile is manufactured by the gall bladder.

Question 4

Which of the following statements regarding leukocytes is TRUE?

Accepted Answer

A)  Leukocytes have no nucleus. 
B)  Leukocytes play a role in oxygen transport. 
C)  Leukocytes are the largest of the formed elements. 
D)  Leukocytes are only fragments of cells. 
E)  There is only one kind of leukocyte. 
A)  Leukocytes have no nucleus. 
B)  Leukocytes play a role in oxygen transport. 
C)  Leukocytes are the largest of the formed elements. 
D)  Leukocytes are only fragments of cells. 
E)  There is only one kind of leukocyte.

Question 5

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

Accepted Answer

A)  maintenance of body temperature 
B)  regulation of pH 
C)  clot formaiton 
D)  transport of ions 
E)  protection against foreign substances 
A)  maintenance of body temperature 
B)  regulation of pH 
C)  clot formaiton 
D)  transport of ions 
E)  protection against foreign substances

Question 6

Low blood oxygen levels stimulate erythrocyte production by increasing the formation of _________________ by the kidneys.

Accepted Answer

The answer of Low blood oxygen levels stimulate erythrocyte production...

Question 7

In the platelet release reaction,

Accepted Answer

A)  factor XII is activated. 
B)  ADP and thromboxanes stimulate other platelets to become activated. 
C)  activated platelets are connected by fibrinogen. 
D)  prostaglandin production is inhibited. 
E)  platelets convert to fibrin. 
A)  factor XII is activated. 
B)  ADP and thromboxanes stimulate other platelets to become activated. 
C)  activated platelets are connected by fibrinogen. 
D)  prostaglandin production is inhibited. 
E)  platelets convert to fibrin.

Question 8

When a person develops a sore throat, white blood cells are drawn to the area of infection by a process called

Accepted Answer

A)  chemotaxis. 
B)  diapedesis. 
C)  margination. 
D)  ameboid movement. 
E)  attraction. 
A)  chemotaxis. 
B)  diapedesis. 
C)  margination. 
D)  ameboid movement. 
E)  attraction.

Question 9

Each hemoglobin molecule

Accepted Answer

A)  has one heme group. 
B)  contains two polypeptide chains. 
C)  transports four oxygen molecules. 
D)  has two iron atoms and two globin chains. 
E)  transports one oxygen molecule. 
A)  has one heme group. 
B)  contains two polypeptide chains. 
C)  transports four oxygen molecules. 
D)  has two iron atoms and two globin chains. 
E)  transports one oxygen molecule.

Question 10

Which plasma protein is correctly matched to its function?

Accepted Answer

A)  fibrinogen - transport of fatty acids 
B)  albumin - helps to fight infection 
C)  globulin - transport and immunity 
D)  globulin - blood clotting 
A)  fibrinogen - transport of fatty acids 
B)  albumin - helps to fight infection 
C)  globulin - transport and immunity 
D)  globulin - blood clotting

Question 11

Plasma

Accepted Answer

A)  is one of the formed elements. 
B)  is the liquid matrix of the blood. 
C)  transports waste products but not nutrients. 
D)  accounts for less than half of the blood volume. 
E)  is serum plus formed elements. 
A)  is one of the formed elements. 
B)  is the liquid matrix of the blood. 
C)  transports waste products but not nutrients. 
D)  accounts for less than half of the blood volume. 
E)  is serum plus formed elements.

Question 12

Which of the following functions is associated with the blood?

Accepted Answer

A)  delivery of oxygen to tissue cells 
B)  transport of digestive enzymes to the small intestine 
C)  maintenance of DNA content of egg cells 
D)  transport of neurotransmitters across synapses 
E)  electrical stimulation of the heart 
A)  delivery of oxygen to tissue cells 
B)  transport of digestive enzymes to the small intestine 
C)  maintenance of DNA content of egg cells 
D)  transport of neurotransmitters across synapses 
E)  electrical stimulation of the heart

Question 13

Erythropoietin

Accepted Answer

A)  is a product of the kidney. 
B)  inhibits the production of erythrocytes. 
C)  is produced in response to increased blood pressure. 
D)  is found both in the plasma and inside red blood cells. 
E)  is produced by the red bone marrow. 
A)  is a product of the kidney. 
B)  inhibits the production of erythrocytes. 
C)  is produced in response to increased blood pressure. 
D)  is found both in the plasma and inside red blood cells. 
E)  is produced by the red bone marrow.

Question 14

-On the diagram of RBC production, what does "C" represent?

Accepted Answer

A)  increased blood oxygen 
B)  decreased blood oxygen 
C)  increased erythropoietin 
D)  kidney 
E)  red bone marrow 
A)  increased blood oxygen 
B)  decreased blood oxygen 
C)  increased erythropoietin 
D)  kidney 
E)  red bone marrow

Question 15

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

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 16

Which of the following is NOT a method of carbon dioxide transport in the blood?

Accepted Answer

A)  combined with hemoglobin 
B)  dissolved in the plasma 
C)  as bicarbonate ions in the plasma 
D)  held in the depression of a red blood cell 
A)  combined with hemoglobin 
B)  dissolved in the plasma 
C)  as bicarbonate ions in the plasma 
D)  held in the depression of a red blood cell

Question 17

-Which of the patients has polycythemia vera?

Accepted Answer

The answer of  
-Which of the patients has polycythemia...

Question 18

If your son is diagnosed with hemophilia, he would have

Accepted Answer

A)  a disorder of the clotting process. 
B)  an infection of the blood. 
C)  an increased erythrocyte count. 
D)  a type of cancer affecting white blood cells. 
E)  an antigen-antibody reaction. 
A)  a disorder of the clotting process. 
B)  an infection of the blood. 
C)  an increased erythrocyte count. 
D)  a type of cancer affecting white blood cells. 
E)  an antigen-antibody reaction.

Question 19

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 these 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 these choices are correct.

Question 20

What ion is necessary for the coagulation process?

Accepted Answer

A)  sodium 
B)  potassium 
C)  magnesium 
D)  calcium 
A)  sodium 
B)  potassium 
C)  magnesium 
D)  calcium

Exam 19: Cardiovascular System: Blood

When defective erythrocytes are broken down,

Which of the following is mismatched?

When erythrocytes are destroyed, which of the following events occurs?

Which of the following statements regarding leukocytes is TRUE?

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

Low blood oxygen levels stimulate erythrocyte production by increasing the formation of _________________ by the kidneys.

In the platelet release reaction,

When a person develops a sore throat, white blood cells are drawn to the area of infection by a process called

Each hemoglobin molecule

Which plasma protein is correctly matched to its function?

Plasma

Which of the following functions is associated with the blood?

Erythropoietin

-On the diagram of RBC production, what does "C" represent?

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

Which of the following is NOT a method of carbon dioxide transport in the blood?

-Which of the patients has polycythemia vera?

If your son is diagnosed with hemophilia, he would have

Platelets

What ion is necessary for the coagulation process?

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints 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, Electrolytes, and Acidbase Balance

Reproductive System

Development, Growth, Aging, and Genetics

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