Question 1

Which of the following is an inaccurate statement about passive immunity?

Accepted Answer

A)   It is temporary.
B)   It can be gained by infants through breast milk.
C)   It is achieved through the production of antibodies by the person gaining the immunity.
D)   It can be achieved through injections of antibodies or immunoglobulins.
E)   It can be used to prevent an illness in someone who has been exposed to that illness.F) C) and D)
G) A) and B) C

Question 2

During the inflammatory response, histamine may be released by

Accepted Answer

A)   mast cells.
B)   neutrophils.
C)   B lymphocytes.
D)   macrophages.
E)   natural killer cells.F) A) and B)
G) D) and E) A

Question 3

Which of the following is an inaccurate statement about the spleen?

Accepted Answer

A)   It contains red pulp and white pulp.
B)   It is an essential organ for survival.
C)   It can be involved in fighting cancer.
D)   It is spongy, containing many sinuses.
E)   It is easily ruptured by a severe blow or infection.F) All of the above
G) C) and D)

Question 4

What structures do the lymphocytes "recognize" in order to participate in active immunity?

Accepted Answer

A)   antigens
B)   foreign DNA
C)   antibodies
D)   phospholipids
E)   RNA complexesF) C) and D)
G) A) and B)

Question 5

What type of cells filter the blood as it flows through the sinuses of the red pulp of the spleen?

Accepted Answer

A)   T lymphocytes
B)   B lymphocytes
C)   mast cells
D)   macrophages
E)   areolar tissueF) A) and B)
G) B) and E)

Question 6

Which substances are examples of antigens?

Accepted Answer

A)   proteins and carbohydrates
B)   nucleic acids and proteins
C)   lipids and proteins
D)   lipids and carbohydrates
E)   nucleic acids and carbohydratesF) A) and E)
G) B) and E)

Question 7

_____ cells kill virus-infected cells and tumor cells by cell-to-cell contact.

Accepted Answer

A)   Natural killer
B)   Plasma
C)   Cytotoxic T
D)   Memory B
E)   Helper TF) C) and D)
G) D) and E)

Question 8

During an inflammatory response, macrophages consume debris and cause the release of colony-stimulating factors which increase production of white blood cells by the bone marrow.

Accepted Answer

A) True 
 B)False

Question 9

Which autoimmune disorder is characterized by a breakdown of the myelin sheaths on the nerve cells?

Accepted Answer

A)   multiple sclerosis (MS) 
B)   myasthenia gravis
C)   systemic lupus erythematosus
D)   rheumatoid arthritis
E)   leukemiaF) A) and D)
G) C) and D)

Question 10

T lymphocytes mature in the

Accepted Answer

A)   thyroid gland.
B)   bone marrow.
C)   thymus.
D)   spleen.
E)   blood.F) A) and B)
G) A) and C)

Question 11

Immediate allergic responses occur when

Accepted Answer

A)   IgE antibodies in red blood cells cause destruction of allergens.
B)   IgE antibodies in mast cells attach to allergens, releasing histamines.
C)   cytotoxic T cells produce histamine in response to allergens.
D)   memory T cells release cytokines in response to allergens.
E)   memory B cells respond to the presence of an allergen.F) A) and D)
G) A) and E)

Question 12

Which of the following is an autoimmune disease?

Accepted Answer

A)   myasthenia gravis
B)   rheumatoid arthritis
C)   multiple sclerosis
D)   systemic lupus erythematosus
E)   All of the above are autoimmune diseases.F) B) and D)
G) All of the above

Question 13

_____ cells are large, granular lymphocytes that kill virus-infected cells and cancer cells by cell-to-cell contact.

Accepted Answer

A)   Complement
B)   Mast
C)   Natural killer
D)   Helper T
E)   PlasmaF) All of the above
G) B) and E)

Question 14

Which one of the following is a symptom of an HIV infection?

Accepted Answer

A)   progression into AIDS
B)   number of T cells decreases
C)   chronic fever
D)   Kaposisarcoma, a form of cancer
E)   All of the above are symptons of an HIV infection.F) B) and E)
G) A) and B)

Question 15

Long-term immunity to diseases such as measles occurs because

Accepted Answer

A)   memory mast cells produce antibodies in response to pathogens entering the body.
B)   plasma cells remain in the immune system to protect the body.
C)   memory B cells are produced in response to specific pathogens.
D)   neutrophils remain in the blood to phagocytize any new measles pathogens.
E)   helper T cells continue to produce cytokines indefinitely.F) A) and C)
G) A) and D) C

Question 16

When people are hypersensitive to pollen, they have _____ in response to the antigens on pollen called _____.

Accepted Answer

A)   an autoimmune disease; cytokines
B)   immunity; allergens
C)   an allergy; allergens
D)   an allergy; IgG
E)   immunity; antibodiesF) A) and E)
G) A) and D)

Question 17

David was in a car accident and needed a blood transfusion due to his injuries. His brother, Steve, went to the hospital hoping to donate blood to be used in the transfusion. David's blood type is type B. Steve's blood type is type AB. Which of the following statements is true regarding Steve's potential donation?

Accepted Answer

A)   David cannot receive Steve's blood because of the antibodies in Steve's blood.
B)   David cannot receive Steve's blood because of the antigens in David's blood.
C)   David cannot receive Steve's blood because of the antibodies in David's blood.
D)   David can receive the transfusion from Steve.
E)   David can receive blood from Steve as long as it is only a small amount.F) All of the above
G) B) and E)

Question 18

Macrophages present antigens to T cells by digesting the pathogen and then placing one of the pathogens antigens combined with an MHC "self" protein on it's membrane.

Accepted Answer

A) True 
 B)False

Question 19

HIV is contracted mainly by rectal intercourse.

Accepted Answer

A) True 
 B)False

Question 20

Which statement about vaccines is correct?

Accepted Answer

A)   Vaccines will always cause the patient to become ill in order to build the immune system.
B)   Vaccines never cause the patient to become ill in order to build the immune system.
C)   Vaccines are not intended to cause the patient to become ill in order to build the immune system.
D)   Vaccines need to be administered on a continuous basis in order to be effective.
E)   It is only necessary to be vaccinated once in order to have immunity for your entire life.F) B) and C)
G) A) and E)

Exam 26: Defenses Against Disease

Which of the following is an inaccurate statement about passive immunity?

Correct Answer
verified
C

During the inflammatory response, histamine may be released by

Correct Answer
verified
A

Which of the following is an inaccurate statement about the spleen?

Correct Answer
verified

What structures do the lymphocytes "recognize" in order to participate in active immunity?

Correct Answer
verified

What type of cells filter the blood as it flows through the sinuses of the red pulp of the spleen?

Correct Answer
verified

Which substances are examples of antigens?

Correct Answer
verified

_____ cells kill virus-infected cells and tumor cells by cell-to-cell contact.

Correct Answer
verified

During an inflammatory response, macrophages consume debris and cause the release of colony-stimulating factors which increase production of white blood cells by the bone marrow.

Correct Answer
verified

Which autoimmune disorder is characterized by a breakdown of the myelin sheaths on the nerve cells?

Correct Answer
verified

T lymphocytes mature in the

Correct Answer
verified

Immediate allergic responses occur when

Correct Answer
verified

Which of the following is an autoimmune disease?

Correct Answer
verified

_____ cells are large, granular lymphocytes that kill virus-infected cells and cancer cells by cell-to-cell contact.

Correct Answer
verified

Which one of the following is a symptom of an HIV infection?

Correct Answer
verified

Long-term immunity to diseases such as measles occurs because

Correct Answer
verified
C

When people are hypersensitive to pollen, they have _ in response to the antigens on pollen called _.

Correct Answer
verified

Correct Answer
verified

Macrophages present antigens to T cells by digesting the pathogen and then placing one of the pathogens antigens combined with an MHC "self" protein on it's membrane.

Correct Answer
verified

HIV is contracted mainly by rectal intercourse.

Correct Answer
verified

Which statement about vaccines is correct?

Correct Answer
verified

Exam 26: Defenses Against Disease

Which of the following is an inaccurate statement about passive immunity?

Correct AnswerverifiedC

During the inflammatory response, histamine may be released by

Correct AnswerverifiedA

Which of the following is an inaccurate statement about the spleen?

Correct AnswerverifiedShow Answer

What structures do the lymphocytes "recognize" in order to participate in active immunity?

Correct AnswerverifiedShow Answer

What type of cells filter the blood as it flows through the sinuses of the red pulp of the spleen?

Correct AnswerverifiedShow Answer

Which substances are examples of antigens?

Correct AnswerverifiedShow Answer

_____ cells kill virus-infected cells and tumor cells by cell-to-cell contact.

Correct AnswerverifiedShow Answer

During an inflammatory response, macrophages consume debris and cause the release of colony-stimulating factors which increase production of white blood cells by the bone marrow.

Correct AnswerverifiedShow Answer

Which autoimmune disorder is characterized by a breakdown of the myelin sheaths on the nerve cells?

Correct AnswerverifiedShow Answer

T lymphocytes mature in the

Correct AnswerverifiedShow Answer

Immediate allergic responses occur when

Correct AnswerverifiedShow Answer

Which of the following is an autoimmune disease?

Correct AnswerverifiedShow Answer

_____ cells are large, granular lymphocytes that kill virus-infected cells and cancer cells by cell-to-cell contact.

Correct AnswerverifiedShow Answer

Which one of the following is a symptom of an HIV infection?

Correct AnswerverifiedShow Answer

Long-term immunity to diseases such as measles occurs because

Correct AnswerverifiedC

When people are hypersensitive to pollen, they have _____ in response to the antigens on pollen called _____.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Macrophages present antigens to T cells by digesting the pathogen and then placing one of the pathogens antigens combined with an MHC "self" protein on it's membrane.

Correct AnswerverifiedShow Answer

HIV is contracted mainly by rectal intercourse.

Correct AnswerverifiedShow Answer

Which statement about vaccines is correct?

Correct AnswerverifiedShow Answer

Correct Answer
verified
C

Correct Answer
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A

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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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C

When people are hypersensitive to pollen, they have _ in response to the antigens on pollen called _.

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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