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LABORATORY TECHNOLOGY MLT 105- INTRO TO CLS DLESEX COMMUNITY COLLEGE MEDICAL NAME buu io Answer the following questions using the Chapter 9 ha ndout on phlebotomy 1. What is the ideal time for specimens to be collected? a. 5 hours after the last ingestion of food b. At noon if ingestion of food occurred at 8.00 AM c. 10 hours after the last ingestion of food d. 16 hours after the last ingestion of food 2. If a patient is taking high doses likely to be affected? of Tylenol, which of the following analyte results is most a. Serum bilirubir b. Creatine phosphokinase (CPK) c. Blood glucose d. Blood cholesterol 3. If a health care worker collectš a venipuncture specimen from an arm s the patients IV (in the same arm), what effect does it have on the specimen a. It w3ill increase the red blood cellular counts b. It will increase ammonia levels will dilute the specimen with IV fluids d. It will have no effect 4. What effect does excessive probing with a needle in the patients arm have on a venipuncture specimen? a. It has no effect at all and the specimen should be acceptable b. Probing is often necessary and alters only the leukocyte count c. It has no effect, but a physician should be notified of the circumstances d. It can rupture erythrocytes and release tissue-clotting factors 5. Which of the following is a solid mass derived from blood constituents that can occlude a vein (or an artery)? a. Hemolyzed RBC b. Hemolyzed WBC c. Thrombus d. Triglyceride 6. A physiological abnormality that can cause hemolysis is: Performing blood collection before the alcohol has dried at the collection site a. b. Sickle cell disease c. Needle adjustment d. Shaking blood collection tubes vigorously after blood collection
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hs he ale for specimens to he coleced Phlebotomy is the process of blood collection. It is performed in the noon if ingestion ud Mclinical laboratories to diagnose various clinical conditions. The I. What is the to be 5 hours after the last ingestion a. phlebotomy samples are best collected after 10 hours of ingesting food d 16 hours after the last ingestion of food 2. analyie r If a patient is taking high doses of Tylenol, which of the following likoly to be affected? Tylenol or acetaminophen affect the hepatic enzymes and increase the serum Serum bilirubin b. Creatine phosphokinase (CPK)bilirubin levels. Blood glucose c. d. Blood cholesterol 3. If a health care worker collectt a venipuncture the patients IV (in the same arm), what effect does it have on the specimen specimen from an arm site slightly above It w3ill increase the red blood cellular counts It will increase ammonia levels a. line can result diluted specimen It will dilute the specimens ith rv fluids It will have no effect Collecting the specimen rom the site slightly above the Γ What effect does excessive probing with a needle in the patients arm have on a venipuncture specimen? 4. It has no effect at all and the specimen should be acceptable Probing is often necessary and alters only the leukocyte count It has no effect, but a physician should be notified of the circumstances It can a. b. s and release tissue-clotting factors exessiv re probing with needle can cause hemolysis

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