Some of Common Questions and Answers for Blood Technicians and Technologists.
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Questions 451 to 500 Which is Important for ABO antigen ? H Substance ✔ I Substance Alfo antigen Beta antigen Blue color of antisera A is due to ? Trypan Blue ✔ Methylene Blue Cynide None of Above D Antigen is also called as ? Rh+ve Rh-Ve Bombay Blood Group RH Antigen ✔ O Negative is Universal ? Donor ✔ Recipient Donor as well as Recipient All of above Removal of Specific Component of blood for human body by process of – Apheresis ✔ Centrifuge All of above None of above Platelet Rich Plasma Prepare in how much hour after collection ? 24 Hours 8 Hours 6 Hours ✔ Any time but should be referigerated Centrifuge whole blood in low speed give us ? RPR ✔ PPP PC WBC Fresh Frozen Plasma store for – 5 Years at -70°C ✔ 1 Year at -4°C 24 hours at -20°C 71 hours at Room Temperature 1 Unit rise Hb 1% ✔ 0.1% 10% 5% How often we donate blood ? After 24 hours After 3 Hours After 3 Months ✔ After 6 Months What is an Advantage of apheresis ? Avoide Circulatory Overload Avoide Iron Overload Different Blood Componants to Different patients Save Multiple Life All of above ✔ The minimum Hematocrit for an antologus blood donor is ? 35% 33% ✔ 32% 36% Donor Samples must be stored in transfusion service foe what period of time after Transfudion ? 2 weeks 3 days 7 days ✔ 1 month An individual who has recently been diagnosis with syphilis is deferred for ? 2 weeks Permanently 4 weeks 1 year ✔ Which of the following is the minimum weight for routien blood donor ? 9 lbs 100 lbs 90 lbs 110 lbs ✔ Which one of the following test is performed by the blood center to prevent disease transmission ? ABO Typing Hb Hbsag ✔ HCT Fresh frozen plasma can be utilize till ? 35 days 6 hours 24 hours 1 year ✔ Individual with Blood Group have both Anti-A and Anti-B antobodies in serum ? Group A Group B Group AB Group O ✔ Agglutination with both Anti-A and Anti-B typing indicates the blood group is ? A B AB ✔ O Blood containing neither antigen A nor B is which of the following Group ? A B AB O ✔ Both parent are group AB which of the following are possible in offspring ? Group A Group B Group AB All of above ✔ Why are transfusions given? To increase the amount of blood To increase the blood’s ability to carry oxygen To decrease the risk of bleeding All of the above ✔ Which parts of the blood can be transfused? Whole blood Platelets Red blood cells All of the above ✔ What is the minimum you should weigh to donate blood? 100 pounds 110 pounds ✔ 115 pounds 125 pounds How often can a donor give blood? At any time Every 2 months ✔ Every 3 months Every 6 months How much blood usually is donated at a time? 1 pint ✔ 2 pints 1 quart 2 quarts What are the common risks of donating blood? Contract common viruses Bacterial infection Low blood pressure None of the above ✔ Donated blood undergoes screening for which diseases? AIDS Viral hepatitis Diabetes A and B ✔ An advisory panel of experts has suggested that anyone who received transfusions before March 1992 be screened for which of these diseases? AIDS Hepatitis C ✔ Mononucleosis Leukemia Which is the most common blood type among Americans? O positive ✔ O negative AB positive AB negative In ABO Blood Grouping antigen is present on __ and antibody in present on __ ? Antigen on Red cells, Antobodies in Serum ✔ Antigen on Serum, Antobodies on Red cells Both Present on Red cells Both Present in Serum Red cells in Grouping Used as ? Known cells reacts with unknown serum Unknown cells reacts with known serum ✔ Unknown cells reacts with known Cells Non of the above A normal healthy man can donate blood after how many months ? 2 Months 3 Months ✔ 6 Months After 1 Year To Check Compatibility reaction, Patient Serum and donor cells is used in which type of Cross Match ? Major Cross Match ✔ Minor Cross match Both 1 and 2 None of above A donor is considered as defferred if donor is ? Havind Diahorrea Hepatitis A HIV Positive ✔ All of the above If mother is Rh- Negative, in second pregnancy indirect antibody test is used to detect ? IgG antibody IgM antibody Sensitized RBCs in mother blood Sensitized antibodies in mother serum ✔ A person having Blood group O containing antibodies ? Anti A Only Anti B Only Anti A and Anti B ✔ Anti D only Hemolytic Disease of new born in manifested ? Mother is Rh Positive, Baby is Rh Negative Mother is Rh Positive, Baby is Rh Positive Mother is Rh Negative, Baby is Rh Positive ✔ Mother is Rh Negative, Baby is Rh Negative Blood grouping is discovered by scientist in 1990 name was ? Charles Richard Drew Alexander S, Weiner Karl Landsteiner ✔ None of the above Donor Serum and patient Cells are used in which type of Cross-match ? Minor Cross match ✔ Major Cross Match Both 1 and 2 None of above In hemolytic disease of new born, Direct coombs test is used to detect ? Sensitized antobodies in patients serum IgG antibodies Sensitized RBCs in patient serum ✔ IgM antibodies A person having Blood Group AB Positive is ? Universal Donor Universal Recipient ✔ Both 1 and 2 None of above A donor will not be considered as permanent defferred if donor have ?HIV Positive Hepatitis A ✔ Hepatitis B Hepatitis C Antisera A Color is __ and Antisera B color is __ ? Blue and Yellow ✔ Yellow and Blue Blue and Red Yellow and Red Most fetal incompatibility Causing ? Iron deficiency Anemia Macrocytic anemia Leukemia Hemolytic Disease of new born ✔ Which of the following is present in Cryoprecipitate?Factor XI Factor V Factor X Factor VIII ✔ Which immunoglobuline is involved in the delayed hemolytic reaction ? IgG ✔ IgM IgD IgE The D antigen is present in ? Platelets RBCs ✔ WBCs None of these What are the hepatitis virus screened in donor blood ? A and B B and C A and C A, B and C ✔ ___ cannot be a reason for transfusion reaction ? Hemolyzed Blood Compatible Blood ✔ Mismatched blood Infected blood Related Articles:
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