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What occurs when the immune system mounts an exaggerated response to a harmless antigen?
hypersensitivity
What hypersensitivity reaction does not involve an antibody response?
Type IV
What is the same as hypersensitivity?
Hypersensitivity is also known as allergic reaction, exaggerated immune response, or allergic sensitivity.
When does a hypersensitivity reaction occur?
Hypersensitivity is when a person's immune system over-reacts to an antigen. This usually occurs in the context of allergies, when a person develops a runny nose, itchy watery eye, sneezing and coughing due to pollen or mold in the air. A more serious form of hypersensitivity reaction is anaphylactic shock, when the throat swells shut and a person cannot breathe; this is usually in response to a severe allergic reaction such as to peanut butter, bee stings or other antigens.
What is an idiosyncratic reaction?
This is the hypersensitivity to a drug or other substance without any relation with thr immunological response.
Is the body's immune response to allergens which are antigens that produce a hypersensitivity reaction including immediate inflammation?
Allergy
What is idiosyncratic reaction?
This is the hypersensitivity to a drug or other substance without any relation with thr immunological response.
What is dermal hypersensitivity reaction?
Dermal hypersensitivity reaction is an exaggerated immune response in the skin to certain substances or allergens. This reaction can lead to symptoms such as redness, itching, swelling, and rash at the site of contact with the allergen. Common causes include contact dermatitis, eczema, or allergic reactions to chemicals, plants, or certain metals.
What is the hypersensitive reaction to a substance?
Hypersensitivity reaction is an exaggerated immune response to a substance that is usually harmless to most people, such as pollen, certain foods, or medications. This response can lead to symptoms ranging from mild irritation to severe allergic reactions.
Anaphylactic shock is an example of an?
Allergic Response
What is an exaggerated response to a body invader?
Hypersensitivity
When the body recognizes a relatively harmless substance as a dangerous antigen and mounts an immune response this response is called what?
This response is called an allergic reaction or hypersensitivity reaction. It can lead to symptoms such as skin rash, itching, swelling, or even more severe reactions like anaphylaxis.
