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Questions and Answers
Which type of hypersensitivity is characterized by skin reactions that are usually papular and erythematous and may involve the feet, eyes, ears, and axile or perianal area?
Which type of hypersensitivity is characterized by skin reactions that are usually papular and erythematous and may involve the feet, eyes, ears, and axile or perianal area?
Which of the following skin conditions in dogs tends to respond poorly to corticosteroids?
Which of the following skin conditions in dogs tends to respond poorly to corticosteroids?
Which of the following breeds has a major predilection for Atopic Dermatitis (AD) in dogs?
Which of the following breeds has a major predilection for Atopic Dermatitis (AD) in dogs?
What is a common trigger for Atopic Dermatitis (AD) in dogs?
What is a common trigger for Atopic Dermatitis (AD) in dogs?
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Which of the following manifestations is commonly seen in dogs affected by Atopic Dermatitis (AD)?
Which of the following manifestations is commonly seen in dogs affected by Atopic Dermatitis (AD)?
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What might chronic licking and scratching lead to in dogs with Atopic Dermatitis?
What might chronic licking and scratching lead to in dogs with Atopic Dermatitis?
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What is the primary cause of Type I hypersensitivity reactions?
What is the primary cause of Type I hypersensitivity reactions?
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Which type of hypersensitivity reaction is also known as cytotoxic hypersensitivity reactions?
Which type of hypersensitivity reaction is also known as cytotoxic hypersensitivity reactions?
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What is required for hypersensitivity reactions to occur?
What is required for hypersensitivity reactions to occur?
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Which type of hypersensitivity reaction primarily involves immunoglobulin E antibodies?
Which type of hypersensitivity reaction primarily involves immunoglobulin E antibodies?
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What is the traditional classification system for hypersensitivity reactions?
What is the traditional classification system for hypersensitivity reactions?
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Which type of hypersensitivity reaction primarily involves complement fixation?
Which type of hypersensitivity reaction primarily involves complement fixation?
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What can provoke anaphylaxis in animals?
What can provoke anaphylaxis in animals?
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What type of hypersensitivity is associated with allergies to parasites?
What type of hypersensitivity is associated with allergies to parasites?
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What is the cause of rapid elimination of transfused red cells in genetically different individuals?
What is the cause of rapid elimination of transfused red cells in genetically different individuals?
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What type of hypersensitivity is involved in the rapid elimination of transfused red cells?
What type of hypersensitivity is involved in the rapid elimination of transfused red cells?
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What is the result of the elimination of transfused red cells in genetically different individuals?
What is the result of the elimination of transfused red cells in genetically different individuals?
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What type of hypersensitivity is associated with red cell antigens and antibody-mediated hypersensitivity?
What type of hypersensitivity is associated with red cell antigens and antibody-mediated hypersensitivity?
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What type of cells are primarily involved in the tuberculin reaction?
What type of cells are primarily involved in the tuberculin reaction?
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Which cells present antigen to memory T cells after tuberculin is injected intradermally?
Which cells present antigen to memory T cells after tuberculin is injected intradermally?
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What is the role of IFN-γ, IL-2, and IL-6 in the tuberculin reaction?
What is the role of IFN-γ, IL-2, and IL-6 in the tuberculin reaction?
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Which cells are primarily responsible for tissue damage in the tuberculin reaction?
Which cells are primarily responsible for tissue damage in the tuberculin reaction?
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What happens when an animal is invaded by M.tuberculosis?
What happens when an animal is invaded by M.tuberculosis?
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What type of immune response is the tuberculin reaction?
What type of immune response is the tuberculin reaction?
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What is the primary role of neutrophils in the Arthus reaction?
What is the primary role of neutrophils in the Arthus reaction?
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Which type of hypersensitivity reaction is primarily involved in staphylococcal hypersensitivity?
Which type of hypersensitivity reaction is primarily involved in staphylococcal hypersensitivity?
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What is the primary cause of delayed hypersensitivity reactions?
What is the primary cause of delayed hypersensitivity reactions?
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What is the primary function of delayed hypersensitivity reactions?
What is the primary function of delayed hypersensitivity reactions?
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What is the role of mast cells in the Arthus reaction?
What is the role of mast cells in the Arthus reaction?
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What is the primary cause of pruritic pustular dermatitis in dogs?
What is the primary cause of pruritic pustular dermatitis in dogs?
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What is the major role of IgE mediated responses in hypersensitivity type I?
What is the major role of IgE mediated responses in hypersensitivity type I?
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Which of the following is a major content of the granules released during eosinophil degranulation?
Which of the following is a major content of the granules released during eosinophil degranulation?
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In hypersensitivity type I, what is the primary cause of clinical signs?
In hypersensitivity type I, what is the primary cause of clinical signs?
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What type of immune response is characterized by eosinophil degranulation in response to IgE-coated parasites?
What type of immune response is characterized by eosinophil degranulation in response to IgE-coated parasites?
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How do eosinophils primarily contribute to the destruction of large parasites?
How do eosinophils primarily contribute to the destruction of large parasites?
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Which cells produce molecules that stimulate the release of eosinophils into the bloodstream?
Which cells produce molecules that stimulate the release of eosinophils into the bloodstream?
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What percentage of skin diseases in dogs are attributed to allergic dermatitis?
What percentage of skin diseases in dogs are attributed to allergic dermatitis?
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Which of the following foods is commonly involved in food allergies in dogs?
Which of the following foods is commonly involved in food allergies in dogs?
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Which type of hypersensitivity is associated with Atopic Dermatitis (AD) in dogs?
Which type of hypersensitivity is associated with Atopic Dermatitis (AD) in dogs?
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Which anatomical areas are commonly affected by skin reactions in dogs with food allergies?
Which anatomical areas are commonly affected by skin reactions in dogs with food allergies?
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Which breed of dog is NOT mentioned as having a major predilection for Atopic Dermatitis (AD)?
Which breed of dog is NOT mentioned as having a major predilection for Atopic Dermatitis (AD)?
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What is the characteristic response of skin lesions in chronic cases of allergic dermatitis in dogs?
What is the characteristic response of skin lesions in chronic cases of allergic dermatitis in dogs?
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Which organ is the major shock organ in dogs during acute anaphylaxis?
Which organ is the major shock organ in dogs during acute anaphylaxis?
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Which of the following organs is affected by inhaled antigens in acute anaphylaxis?
Which of the following organs is affected by inhaled antigens in acute anaphylaxis?
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What percentage of ingested protein is absorbed as peptide fragments large enough to be recognized as foreign?
What percentage of ingested protein is absorbed as peptide fragments large enough to be recognized as foreign?
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What happens when an animal undergoes acute anaphylaxis?
What happens when an animal undergoes acute anaphylaxis?
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Which of the following organs is not a major shock organ in cattle, pigs, sheep and cats during acute anaphylaxis?
Which of the following organs is not a major shock organ in cattle, pigs, sheep and cats during acute anaphylaxis?
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What is the clinical course of acute anaphylaxis determined by?
What is the clinical course of acute anaphylaxis determined by?
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What is the primary component of tuberculin used in skin tests?
What is the primary component of tuberculin used in skin tests?
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When does the inflammation begin after the intradermal injection of tuberculin in a sensitized animal?
When does the inflammation begin after the intradermal injection of tuberculin in a sensitized animal?
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What is the result of a skin test in a normal healthy animal when tuberculin is injected?
What is the result of a skin test in a normal healthy animal when tuberculin is injected?
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What is the duration of the greatest intensity of the tuberculin reaction in a sensitized animal?
What is the duration of the greatest intensity of the tuberculin reaction in a sensitized animal?
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What type of immune response is primarily involved in the tuberculin reaction?
What type of immune response is primarily involved in the tuberculin reaction?
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Which organisms are used to prepare PPD tuberculin?
Which organisms are used to prepare PPD tuberculin?
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What type of immune response is characterized by enzymes released by neutrophils causing mast cells to degranulate?
What type of immune response is characterized by enzymes released by neutrophils causing mast cells to degranulate?
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Which type of hypersensitivity reaction involves a pruritic pustular dermatitis of dogs?
Which type of hypersensitivity reaction involves a pruritic pustular dermatitis of dogs?
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Which type of hypersensitivity reaction is characterized by slowly developing inflammation at the injection site?
Which type of hypersensitivity reaction is characterized by slowly developing inflammation at the injection site?
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Which type of hypersensitivity reaction is characterized by specialized forms of inflammation directed against antigens that are resistant to elimination by conventional acute inflammatory processes?
Which type of hypersensitivity reaction is characterized by specialized forms of inflammation directed against antigens that are resistant to elimination by conventional acute inflammatory processes?
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Which type of hypersensitivity reaction primarily involves complement fixation?
Which type of hypersensitivity reaction primarily involves complement fixation?
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Which type of hypersensitivity reaction is characterized by skin reactions that are usually papular and erythematous and may involve the feet, eyes, ears, and axile or perianal area?
Which type of hypersensitivity reaction is characterized by skin reactions that are usually papular and erythematous and may involve the feet, eyes, ears, and axile or perianal area?
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