Question 1

Which of the following does not play a direct role in immune surveillance against cancer?

Accepted Answer

A)  B cells. 
B)  natural killer cells. 
C)  macrophages. 
D)  cytotoxic T cells. 
E)  interferon. 
A)  B cells. 
B)  natural killer cells. 
C)  macrophages. 
D)  cytotoxic T cells. 
E)  interferon.

Question 2

The adaptive, or acquired, immune system

Accepted Answer

A)  are non-specific 
B)  include functions of skin and saliva 
C)  rely on specific immune responses selectively targeted against specific antigens 
D)  is very quick in its response 
E)  is effective against generalized threats 
A)  are non-specific 
B)  include functions of skin and saliva 
C)  rely on specific immune responses selectively targeted against specific antigens 
D)  is very quick in its response 
E)  is effective against generalized threats

Question 3

The epidermis

Accepted Answer

A)  has an outermost keratinized layer that is tough, airtight, and fairly waterproof. 
B)  contains melanocytes, keratinocytes, Langerhans cells, Granstein cells, and transient T lymphocytes. 
C)  has a richly vascularized inner layer. 
D)  both (a) and (b) above. 
E)  all of these answers. 
A)  has an outermost keratinized layer that is tough, airtight, and fairly waterproof. 
B)  contains melanocytes, keratinocytes, Langerhans cells, Granstein cells, and transient T lymphocytes. 
C)  has a richly vascularized inner layer. 
D)  both (a) and (b) above. 
E)  all of these answers.

Question 4

Basophils

Accepted Answer

A)  contain granules that preferentially take up a basic blue dye. 
B)  leave the blood to become macrophages. 
C)  synthesize and store histamine and heparin. 
D)  two of these answers. 
E)  all of these answers. 
A)  contain granules that preferentially take up a basic blue dye. 
B)  leave the blood to become macrophages. 
C)  synthesize and store histamine and heparin. 
D)  two of these answers. 
E)  all of these answers.

Question 5

If the hematocrit is 40, then the volume occupied by the

Accepted Answer

A)  red blood cells is 60% of the total blood volume. 
B)  white blood cells is 40% of the total blood volume. 
C)  red blood cells is 40% of the total blood volume. 
D)  plasma and other cellular elements is 40% of the total blood volume. 
E)  more than one of these. 
A)  red blood cells is 60% of the total blood volume. 
B)  white blood cells is 40% of the total blood volume. 
C)  red blood cells is 40% of the total blood volume. 
D)  plasma and other cellular elements is 40% of the total blood volume. 
E)  more than one of these.

Question 6

The buffy coat which represents < 1% of the whole blood is comprised of

Accepted Answer

A)  erythrocytes and platelets. 
B)  leukocytes and platelets. 
C)  leukocytes and clotting factors. 
D)  platelets and clotting factors. 
E)  clotting factors and albumins. 
A)  erythrocytes and platelets. 
B)  leukocytes and platelets. 
C)  leukocytes and clotting factors. 
D)  platelets and clotting factors. 
E)  clotting factors and albumins.

Question 7

____________________ ions switch on the contractile apparatus needed for the crawling-like motion of a leukocyte.

Accepted Answer

The answer of ____________________ ions switch on the contractile apparatus...

Question 8

The function of plasma albumins is

Accepted Answer

A)  contributing to the clotting process. 
B)  body defense. 
C)  maintenance of the blood's osmotic pressure. 
D)  transport of lipids. 
E)  transport of metal minerals. 
A)  contributing to the clotting process. 
B)  body defense. 
C)  maintenance of the blood's osmotic pressure. 
D)  transport of lipids. 
E)  transport of metal minerals.

Question 9

What type of immune defense cell is selectively invaded by AIDS virus?

Accepted Answer

A)  cytotoxic T cells. 
B)  helper T cells. 
C)  suppressor T cells. 
D)  macrophages. 
E)  neutrophils. 
A)  cytotoxic T cells. 
B)  helper T cells. 
C)  suppressor T cells. 
D)  macrophages. 
E)  neutrophils.

Question 10

Indicate which type of T cell is being described by writing the appropriate letter in the blank using the following answer code:
-Suppress both B-cell and T-cell activity.

Accepted Answer

A) applies to cytotoxic T cells 
B) applies to helper T cells 
C) applies to regulatory T cells 
D) applies to both helper T and regulatory T cells 
E) applies to all three types of T cells 
A) applies to cytotoxic T cells 
B) applies to helper T cells 
C) applies to regulatory T cells 
D) applies to both helper T and regulatory T cells 
E) applies to all three types of T cells

Question 11

Match leukocytes with correct characteristic.
-Release histamine and heparin.

Accepted Answer

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

Question 12

Nonspecific immune responses

Accepted Answer

A)  come into play whether or not there has been prior experience with the offending agent. 
B)  are triggered by invasion of infectious microorganisms, chemical injury, mechanical trauma, or burns. 
C)  are mediated by lymphocytes. 
D)  both (a) and (b) above. 
E)  all of these answers. 
A)  come into play whether or not there has been prior experience with the offending agent. 
B)  are triggered by invasion of infectious microorganisms, chemical injury, mechanical trauma, or burns. 
C)  are mediated by lymphocytes. 
D)  both (a) and (b) above. 
E)  all of these answers.

Question 13

Histamine:

Accepted Answer

A)  family of proteins that defends against viruses. 
B)  natural killer cell. 
C)  specific bacterial surface receptor. 
D)  specialized type of white blood cell. 
E)  vasodilator agent. 
A)  family of proteins that defends against viruses. 
B)  natural killer cell. 
C)  specific bacterial surface receptor. 
D)  specialized type of white blood cell. 
E)  vasodilator agent.

Question 14

Erythrocytes contain the enzyme ____________________, which catalyzes the conversion of metabolically produced CO2 into HCO3-.

Accepted Answer

Question 15

Cytotoxic T cells also induce viral infected cells to self-destruct in a process known as __________.

Accepted Answer

The answer of Cytotoxic T cells also induce viral infected...

Question 16

Lymphocytes

Accepted Answer

A)  are polymorphonuclear granulocytes. 
B)  are the most abundant type of leukocyte. 
C)  can be produced in lymphoid organs as well as in the bone marrow. 
D)  two of these answers. 
E)  all of these answers. 
A)  are polymorphonuclear granulocytes. 
B)  are the most abundant type of leukocyte. 
C)  can be produced in lymphoid organs as well as in the bone marrow. 
D)  two of these answers. 
E)  all of these answers.

Question 17

Which of the following is a component of innate immunity?

Accepted Answer

A)  inflammation. 
B)  antibody production. 
C)  T cell function 
D)  B cell function 
E)  all of the above 
A)  inflammation. 
B)  antibody production. 
C)  T cell function 
D)  B cell function 
E)  all of the above

Question 18

MATCHING
Match these blood disorders with their characteristics.
-Premature rupture of erythrocytes.

Accepted Answer

A) aplastic anemia 
B) pernicious anemia 
C) hemolytic anemia 
D) hemorrhagic anemia 
E) polycythemia
F)leukemia
G)neutrophilia
H)sickle cell anemia 
A) aplastic anemia 
B) pernicious anemia 
C) hemolytic anemia 
D) hemorrhagic anemia 
E) polycythemia
F)leukemia
G)neutrophilia
H)sickle cell anemia

Question 19

Match leukocytes with correct characteristic.
-Produce antibodies.

Accepted Answer

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

Question 20

Antibodies are

Accepted Answer

A)  gamma globulins. 
B)  a type of plasma protein. 
C)  produced by B lymphocytes. 
D)  two of these answers. 
E)  all of these answers. 
A)  gamma globulins. 
B)  a type of plasma protein. 
C)  produced by B lymphocytes. 
D)  two of these answers. 
E)  all of these answers.

Which of the following does not play a direct role in immune surveillance against cancer?

The adaptive, or acquired, immune system

The epidermis

Basophils

If the hematocrit is 40, then the volume occupied by the

The buffy coat which represents < 1% of the whole blood is comprised of

____________________ ions switch on the contractile apparatus needed for the crawling-like motion of a leukocyte.

The function of plasma albumins is

What type of immune defense cell is selectively invaded by AIDS virus?

Indicate which type of T cell is being described by writing the appropriate letter in the blank using the following answer code: -Suppress both B-cell and T-cell activity.

Match leukocytes with correct characteristic. -Release histamine and heparin.

Nonspecific immune responses

Histamine:

Erythrocytes contain the enzyme ____________________, which catalyzes the conversion of metabolically produced CO₂ into HCO₃^-.

Cytotoxic T cells also induce viral infected cells to self-destruct in a process known as __________.

Lymphocytes

Which of the following is a component of innate immunity?

MATCHING Match these blood disorders with their characteristics. -Premature rupture of erythrocytes.

Match leukocytes with correct characteristic. -Produce antibodies.

Antibodies are

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division and Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine System

The Reproductive System

Filters

Exam 11: The Blood and Body Defenses

Which of the following does not play a direct role in immune surveillance against cancer?

The adaptive, or acquired, immune system

The epidermis

Basophils

If the hematocrit is 40, then the volume occupied by the

The buffy coat which represents < 1% of the whole blood is comprised of

____________________ ions switch on the contractile apparatus needed for the crawling-like motion of a leukocyte.

The function of plasma albumins is

What type of immune defense cell is selectively invaded by AIDS virus?

Indicate which type of T cell is being described by writing the appropriate letter in the blank using the following answer code: -Suppress both B-cell and T-cell activity.

Match leukocytes with correct characteristic. -Release histamine and heparin.

Nonspecific immune responses

Histamine:

Erythrocytes contain the enzyme ____________________, which catalyzes the conversion of metabolically produced CO2 into HCO3-.

Cytotoxic T cells also induce viral infected cells to self-destruct in a process known as __________.

Lymphocytes

Which of the following is a component of innate immunity?

MATCHING Match these blood disorders with their characteristics. -Premature rupture of erythrocytes.

Match leukocytes with correct characteristic. -Produce antibodies.

Antibodies are

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division and Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine System

The Reproductive System

Filters

Erythrocytes contain the enzyme ____________________, which catalyzes the conversion of metabolically produced CO₂ into HCO₃^-.