Which term best defines an immune reaction that results from hypersensitivities in which an antibody mediated...
Which term best defines an immune reaction that results from hypersensitivities in which an antibody mediated immune response occurs within minutes of exposure?
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immunodeficienty |
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autoimmunity |
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delayed hypersensitivity |
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allergy |
Homework Answers
allergy is the immune reaction that results from hypersensitivities in which an antibody-mediated immune response occurs within minutes of exposure, so the answer is allergy.
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Which term best defines an immune reaction that results from
hypersensitivities in which an antibody mediated...
Please match the description to the type of hypersensitivity. 1. acute reaction to an allergen mediated...
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QUESTION 5 Which of the following is CORRECT? Only IgG and IgM can result in complement...
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immunology practing samples and not sure if my answers correct. 1. NK cells are effective against...
immunology
practing samples and not sure if my answers correct.
1. NK cells are effective against viral infections because many virus infected cells a. are susceptible to lysis b. are susceptible to phagocytosis c. show reduced levels of MHC class I molecules d. show reduced levels of MHC class II molecules e. none of the above 2. Arachidonic acid serves as a substrate in the lipoxygenase and cyclooxygenase pathways resulting in the production of a. histamine, leukotrienes b. leukotrienes, prostaglandins...
Please match the description to the type of hypersensitivity. 1. acute reaction to an allergen mediated by IgE, mast cells, basophils, and histamine (Click to select) 2. a reaction mediated by T cells and the effector cells enlisted by them. Generally, this reaction takes a day or two to develop after exposure to the provoking antigen (Click to select) 3. mediated by IgG antibody-antigen complexes, which are deposited in basement membranes of some organs and invoke an inflammatory response (Click...
A 48-year-old male patient arrives at the hospital after being rescued from a car accident in which he suffered a serious hemorrhage. He needs a blood transfusion to stabilize. Blood typing test discovers he is A+, Which of the following blood types can he receive? Check all that apply. Check All That Apply A+ and A- B+ and B- AB+ and AB- O+ and O- Please match the description to the type of hypersensitivity. 1. acute reaction to an allergen...
QUESTION 5 Which of the following is CORRECT? Only IgG and IgM can result in complement fixation or activation. The initial response to an antigen produces more antibodies than the second or subsequent exposures. The initial response to an antigen is more rapid than the second or subsequent exposures. Only IgG can cross the placenta. IgM and IgE are both pentamers. They can bind 10 antigens. The antibodies all have different variable regions by same constant regions QUESTION 6 Select...
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immunology
practing samples and not sure if my answers correct.
1. NK cells are effective against viral infections because many virus infected cells a. are susceptible to lysis b. are susceptible to phagocytosis c. show reduced levels of MHC class I molecules d. show reduced levels of MHC class II molecules e. none of the above 2. Arachidonic acid serves as a substrate in the lipoxygenase and cyclooxygenase pathways resulting in the production of a. histamine, leukotrienes b. leukotrienes, prostaglandins...
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