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Questions and Answers
Which type of hypersensitivity reaction is characterized by systemic anaphylaxis and can lead to rapid onset of severe allergic reactions?
Which type of hypersensitivity reaction is characterized by systemic anaphylaxis and can lead to rapid onset of severe allergic reactions?
What is the main consequence of Type II (cytotoxic) hypersensitivity reaction?
What is the main consequence of Type II (cytotoxic) hypersensitivity reaction?
According to the hygiene hypothesis, what is the consequence of lack of exposure to antigens?
According to the hygiene hypothesis, what is the consequence of lack of exposure to antigens?
When did HIV cross the species barrier into humans?
When did HIV cross the species barrier into humans?
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Which cells are described to be infected by HIV?
Which cells are described to be infected by HIV?
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What are the stages of HIV infection?
What are the stages of HIV infection?
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How is HIV primarily transmitted?
How is HIV primarily transmitted?
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What factors can affect survival with HIV infection?
What factors can affect survival with HIV infection?
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When were the reported AIDS cases in the United States documented?
When were the reported AIDS cases in the United States documented?
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What is the structure of HIV and its attachment to receptors on target T cells explained?
What is the structure of HIV and its attachment to receptors on target T cells explained?
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What are the diseases associated with AIDS?
What are the diseases associated with AIDS?
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How is primary HIV infection characterized?
How is primary HIV infection characterized?
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What is the key year for the discovery of the virus causing immune function loss?
What is the key year for the discovery of the virus causing immune function loss?
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How did HIV spread worldwide?
How did HIV spread worldwide?
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What is the distribution of HIV infection and AIDS in regions of the world based on?
What is the distribution of HIV infection and AIDS in regions of the world based on?
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Which type of immunodeficiency is characterized by the absence of IgA production and repeated infections of the respiratory, gastrointestinal, and genitourinary tracts?
Which type of immunodeficiency is characterized by the absence of IgA production and repeated infections of the respiratory, gastrointestinal, and genitourinary tracts?
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What is the primary cause of death in individuals with severe combined immunodeficiency (SCID)?
What is the primary cause of death in individuals with severe combined immunodeficiency (SCID)?
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Which primary immunodeficiency disorder is characterized by the failure of the thymus to develop, leading to deficient cell-mediated immunity?
Which primary immunodeficiency disorder is characterized by the failure of the thymus to develop, leading to deficient cell-mediated immunity?
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What is the main defect in chronic granulomatous disease (CGD)?
What is the main defect in chronic granulomatous disease (CGD)?
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Which cancer involving the lymphatic system can lead to a decrease in effective antibody-mediated immunity?
Which cancer involving the lymphatic system can lead to a decrease in effective antibody-mediated immunity?
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Which viral infection is known to deplete certain immune cells, leading to a secondary immunodeficiency?
Which viral infection is known to deplete certain immune cells, leading to a secondary immunodeficiency?
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What is the primary target of HIV, leading to the development of AIDS?
What is the primary target of HIV, leading to the development of AIDS?
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Which of the following is a common consequence of X-linked infantile (Bruton’s) agammaglobulinemia?
Which of the following is a common consequence of X-linked infantile (Bruton’s) agammaglobulinemia?
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What is the primary mode of transmission for HIV?
What is the primary mode of transmission for HIV?
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What is the most common cause of death in individuals with chronic granulomatous disease (CGD)?
What is the most common cause of death in individuals with chronic granulomatous disease (CGD)?
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Which condition is characterized by the production of a single type of immunoglobulin at the expense of others needed to fight infections?
Which condition is characterized by the production of a single type of immunoglobulin at the expense of others needed to fight infections?
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What is the main effect of HIV on the immune system?
What is the main effect of HIV on the immune system?
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Study Notes
HIV/AIDS: Key Points Summary
- Discovery of virus causing immune function loss in 1983
- Primary HIV infection is difficult to diagnose due to non-specific symptoms
- HIV crossed the species barrier into humans between 1884 and 1924
- Spread worldwide through modern transportation and unsafe sexual practices
- The structure of HIV and its attachment to receptors on target T cells explained
- HIV infection in CD4+ T cells, macrophages, and dendritic cells described
- Stages of HIV infection: asymptomatic, symptomatic, and AIDS indicator conditions
- HIV transmission through infected body fluids detailed
- Diseases associated with AIDS including opportunistic infections and cancers
- Factors affecting survival with HIV infection: CCR5 mutation, long-term nonprogressors, and diagnostic methods
- Reported AIDS cases in the United States from 1979 to 2007
- Distribution of HIV infection and AIDS in regions of the world, with estimated cases in different regions.
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Description
Test your knowledge of immune deficiency diseases, hypersensitivity reactions, and responses to antigens with this quiz. Explore different types of reactions such as anaphylactic, cytotoxic, immune complex, and delayed cell-mediated. Learn about the hygiene hypothesis and its impact on immune tolerance.
