Answered: LABORATORY ASSAY NO.5 1. What is the… | bartleby

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Chapter17: Cpt Pathology And Laboratory

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ANSWERS TO QUESTIONS ON
LABORATORY ASSAY NO.5
1. What is the other name of serum typing?
2. What is the importance of doing serum typing?
3. Is it alright to perform reverse typing in determining the ABO blood type of a newborn? Explain.
4. What kind of antibody is found in group "A"; in group "B"; group "AB"; and group “O”;
5. Discuss the different "precautions" and "consideration" to be observed in performing "reverse" or
"serum typing".

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2. What is the importance of doing serum typing?
3. Is it alright to perform reverse typing in determining the ABO blood type of a newborn? Explain.
4. What kind of antibody is found in group "A"; in group "B"; group "AB"; and group "O";
5.
Discuss the different "precautions" and "consideration" to be observed in performing "reverse" or
"serum typing".

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1. What is Du? ANSWERS TO QUESTIONS ON LABORATORY ASSAY NO.7 2. Why do we need test for Du when weak or no reaction is obtained in Rh typing? 3. What is required to demonstrate the presence of cells carrying a weak D antigen? 4. Explain the mechanism behind the existence of Dº. 5. Cite possible situations in which an attending physician would request for an emergency screening for the presence of "D" antigen.
1. What is Du? ANSWERS TO QUESTIONS ON LABORATORY ASSAY NO.7 2. Why do we need test for Du when weak or no reaction is obtained in Rh typing? 3. What is required to demonstrate the presence of cells carrying a weak D antigen? 4. Explain the mechanism behind the existence of Du. 5. Cite possible situations in which an attending physician would request for an emergency screening for the presence of "D" antigen.
1. What is an antiserum? 2. What are the potency requirements in an antiserum? 3. What kind of antigen will anti-A detect? Anti-B? 4. Enumerate the common causes of false positive and false negative result in ABO forward grouping? 5. Give the purpose of Blood typing. 6. Cite the biochemical components of the ABO blood group accordingly. 7. Complete the table below Blood type A B 0 AB (positive/pos) for agglutination (negative/neg) for no agglutination Anti-A Anti-B
1. What is the principle involved in Hemagglutination (HA) and Hemagglutination Inhibition Tests (HAI). 2. What happens to an erythrocyte during an indirect or passive hemagglutination technique? 3. Identify possible sources of erythrocytes that may function as carrier for detecting and titrating the corresponding antibodies during hemagglutination.
2. What is the importance of doing serum typing? 3. Is it alright to perform reverse typing in determining the ABO blood type of a newborn? Explain. 4. What kind of antibody is found in group "A"; in group "B"; group "AB"; and group "O"; 5. Discuss the different "precautions" and "consideration" to be observed in performing "reverse" or "serum typing".
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3 BLOOD BANK HELP: PLEASE READ SCENARIO AND EXPLAIN THOROUGHLY. 7. A patient has a positive antibody screen and you have identified Anti Jka. However, according to the records in your computer system, the patient’s previous antibody screen 9 days earlier was negative. How could this occur and why? Would you do additional testing and if so what testing would you do?
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BIO152L Worksheet for Howard Hughes Medical Institute: The Virtual Immunology Lab Name: Student ID number: Questions from ELISA Simulation Introduction Document (posted in Lab Module 8 folder): 1. What term is the word “antigen” derived from? 2. Where are antibodies found in the body? 3. In general, what is the cause of an autoimmune disease? 4. What kind of antibodies are present in patients with systemic lupus erythematosus (SLE)? 5. What does ELISA stand for? 6. In general, what is an ELISA test used to detect? 7. In an indirect ELISA, which antibody is linked to the enzyme? (i.e the primary antibody from the blood serum or the secondary anti-human antibody) Questions from HHMI Virtual Immunology Lab Website Diagnosis (The answers to the following question can be found in the “Diagnosis” tab) 8. What are the 3 important limitations of an ELISA? Explain each.…

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