PATHOPHYSIOLOGY CHAPTER 7- TEST
BANK EXAM QUESTIONS WITH
COMPLETE SOLUTIONS
Following a positive HIV antibodies blood test and ELISA test, what is the test
commonly used for confirmation?
A) Agglutination
B) Double immunodiffusion test
C) Western blot test
D) Sedimentation rate test - Answer-C
Incompatible blood transfusions result in:
A) hemolysis of erythrocytes.
B) a type I immune response.
C) deposits in multiple organs.
D) immune deficiency. - Answer-A
An autoimmune disease is:
A) excessive formation of antibodies following exposure to foreign material.
B) an extreme response to normally harmless material in the environment.
C) an abnormal response to ingested food and drugs.
D) failure of the immune system to distinguish self from nonself. - Answer-D
Systemic lupus erythematosus is caused by:
A) a chronic allergic condition.
B) development of an immune-deficient state.
C) a deficiency of T lymphocytes.
D) immune complex deposits of antinuclear antibodies. - Answer-D
Distinguishing clinical features of systemic lupus erythematosus include:
A) inflammation in multiple organs.
B) lack of a specific diagnostic blood test.
C) acute onset and nonprogressive course.
D) typical skin rash on the chest and back. - Answer-A
Which of the following are the target cells for HIV?
A) Helper T lymphocytes (CD4 lymphocytes)
B) B lymphocytes
C) Natural killer cells
D) Macrophages - Answer-A
A diagnosis of HIV positive means that:
A) the number of T lymphocytes in the circulating blood is decreased.
, B) significant opportunistic infection is present in the body.
C) the individual has AIDS.
D) the virus and its antibodies are present in the blood. - Answer-D
HIV infection impairs:
A) humoral immunity.
B) cell-mediated immunity.
C) both humoral and cell-mediated immunity.
D) neither type of immunity. - Answer-C
Immunodeficiencies may result in an increased risk of infections by normally harmless
microorganisms. These infections are referred to as:
A) opportunistic.
B) prophylactic.
C) abnormal.
D) transient. - Answer-A
Serious infections frequently occurring in patients with AIDS include:
1. tuberculosis.
2. Pneumocystis carinii pneumonia.
3. influenza.
4. tetanus.
A) 1, 2
B) 1, 4
C) 2, 3
D) 3, 4 - Answer-A
Which of the following statements does NOT apply to major histocompatibility complex
(MHC) proteins or molecules?
A) They are genes on chromosome 6.
B) All members of a family have identical MHCs.
C) They alert the immune system to virus-infected cells.
D) A close match is essential for successful tissue transplants. - Answer-B
CD4-positive helper T cells function by:
A) direct cytotoxic action.
B) facilitating all immune system activity.
C) producing immunoglobulins.
D) inactivating allergens. - Answer-B
Host-versus-graft disease refers to:
A) hyperacute rejection of tissue.
b) T cells in grafted tissue attacking host cells.
C) infection resulting from immunosuppression therapy.
D) transplant rejection by the recipient's immune system. - Answer-D
BANK EXAM QUESTIONS WITH
COMPLETE SOLUTIONS
Following a positive HIV antibodies blood test and ELISA test, what is the test
commonly used for confirmation?
A) Agglutination
B) Double immunodiffusion test
C) Western blot test
D) Sedimentation rate test - Answer-C
Incompatible blood transfusions result in:
A) hemolysis of erythrocytes.
B) a type I immune response.
C) deposits in multiple organs.
D) immune deficiency. - Answer-A
An autoimmune disease is:
A) excessive formation of antibodies following exposure to foreign material.
B) an extreme response to normally harmless material in the environment.
C) an abnormal response to ingested food and drugs.
D) failure of the immune system to distinguish self from nonself. - Answer-D
Systemic lupus erythematosus is caused by:
A) a chronic allergic condition.
B) development of an immune-deficient state.
C) a deficiency of T lymphocytes.
D) immune complex deposits of antinuclear antibodies. - Answer-D
Distinguishing clinical features of systemic lupus erythematosus include:
A) inflammation in multiple organs.
B) lack of a specific diagnostic blood test.
C) acute onset and nonprogressive course.
D) typical skin rash on the chest and back. - Answer-A
Which of the following are the target cells for HIV?
A) Helper T lymphocytes (CD4 lymphocytes)
B) B lymphocytes
C) Natural killer cells
D) Macrophages - Answer-A
A diagnosis of HIV positive means that:
A) the number of T lymphocytes in the circulating blood is decreased.
, B) significant opportunistic infection is present in the body.
C) the individual has AIDS.
D) the virus and its antibodies are present in the blood. - Answer-D
HIV infection impairs:
A) humoral immunity.
B) cell-mediated immunity.
C) both humoral and cell-mediated immunity.
D) neither type of immunity. - Answer-C
Immunodeficiencies may result in an increased risk of infections by normally harmless
microorganisms. These infections are referred to as:
A) opportunistic.
B) prophylactic.
C) abnormal.
D) transient. - Answer-A
Serious infections frequently occurring in patients with AIDS include:
1. tuberculosis.
2. Pneumocystis carinii pneumonia.
3. influenza.
4. tetanus.
A) 1, 2
B) 1, 4
C) 2, 3
D) 3, 4 - Answer-A
Which of the following statements does NOT apply to major histocompatibility complex
(MHC) proteins or molecules?
A) They are genes on chromosome 6.
B) All members of a family have identical MHCs.
C) They alert the immune system to virus-infected cells.
D) A close match is essential for successful tissue transplants. - Answer-B
CD4-positive helper T cells function by:
A) direct cytotoxic action.
B) facilitating all immune system activity.
C) producing immunoglobulins.
D) inactivating allergens. - Answer-B
Host-versus-graft disease refers to:
A) hyperacute rejection of tissue.
b) T cells in grafted tissue attacking host cells.
C) infection resulting from immunosuppression therapy.
D) transplant rejection by the recipient's immune system. - Answer-D
