trades math
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1. Which of the following veins in the arm is the vein of choice for venipuncture? A) Median cubital vein B) Brachial vein C) Basilic vein D) Cephalic vein E) None of the above abcde
2. In order to prevent hemo-concentration, the tourniquet should not be left on for more than: A) One minute B) Three minutes C) Six minutes D) There isn’t any specified time limit E) None of the above abcde
3. Which complication results from repeated venipuncture of the same vein? A) Petechiae B) Hemolysis C) Thrombus D) Hematoma E) None of the above abcde
4. Which of the following is not a component (link) that makes up the chain of infection? A) Mode of transportation B) Source (agent) C) Susceptible host D) Mode of transmission E) None of the above abcde
5. Which of the following represents the correct order of draw? A) Gray, Lavender, Green, Red, Light Blue B) Green, Gray, Light Blue, Red C) Yellow, Light Blue, Green, Gray D) Red, Light Blue, Gray, Lavender E) None of the above abcde
6. Which test tube is used for a “Fasting Blood Sugar” or a “Glucose Tolerance Test”? A) Red B) Light Blue C) Lavender D) Gray E) None of the above abcde
7. The additive in a Light Blue collection tube is: A) Sodium heparin B) Sodium citrate C) Sodium fluoride D) Sodium polyanethole sulfonate E) None of the above abcde
8. Which of the following needle sizes has the smallest gauge? A) 23 B) 18 C) 21 D) 16 E) None of the above abcde
9. How much blood is found in the average adult body? A) 1-3.0 liters B) 4-6 liters C) 10-12 liters D) 15-20 liters E) None of the above abcde
10. How far above the site of draw is the tourniquet placed? A) 5-7 inches B) 4-6 inches C) 3-4 inches D) 1-2 inches E) None of the above abcde
11. Which of the following test is not a part of the complete blood count (CBC)? A) Hematocrit B) Hemoglobin C) Differential D) Activated Partial Thromboplastin Time E) None of the above abcde
12. Which of the following tubes is used for coagulation studies? A) Red-top tube B) Green-top tube C) Yellow-top tube D) Light blue-top tube E) None of the above abcde
13. Which of the following tests is used to monitor heparin therapy? A) Prothrombin Time (PT) B) Thrombin Time (TT) C) Activated partial Thromboplastin Time (APTT) D) Bleeding Time (BT) E) None of the above abcde
14. The proper way to dispose of a needle is to: A) Recap it and put it in a sharps container B) Throw it recapped into a biohazard bag C) Put into a sharps container, activate safety shield, immediately after withdrawing it from the patient’s arm D) Collect them in a cup for disposal at the end of the day E) None of the above abcde
15. Which of the following is considered a Lab error? A) Failure to chill immediately B) Exposure to light C) Under filling tubes D) All of the above E) None of the above abcde
16. For Infection Control: When drawing blood, You must wash hands and______: A) Lab coat B) Don Gloves C) Ask Patient questions D) Sit Patient in chair E) None of the above abcde
17. Latex sensitivity is a type of: A) Biologic hazard B) Allergic reaction C) Physical hazard D) Chemical hazard E) None of the above abcde
18. Which color-coded tube does not contain any additives? A) Light Blue B) Red Glass Tube C) Gold BD Hemogard™ D) Gray tube E) None of the above abcde
19. The most common gauge used for routine butterfly venipuncture is: A) 16 B) 21 C) 25 D) 18 E) None of the above abcde
20. Conditions that may alter the quality of a specimen or cause harm to the patient during blood draw include: A) Edematous tissue B) Mastectomies C) Hematomas D) All of the Above E) None of the above abcde
21. When performing a butterfly draw using a hand vein, place the tourniquet: A) On the patient’s arm above the antecubital fossa B) On the patient’s arm below the antecubital fossa C) On the patient’s wrist D) A tourniquet is not required for a butterfly draw E) None of the above abcde
22. What is the other name for Red Blood Cell: A) Thrombocyte B) Lymphocyte C) Leukocyte D) Erythrocyte E) None of the above abcde
23. Which of the following can be considered as portal of entries for infection: A) Wounds B) Genitalia C) Rectum D) All of the above E) None of the above abcde
24. Factors influencing blood composition include all of the following except: A) Altitude B) Gender C) Age D) Weight E) None of the above abcde
25. Which finger is most widely used for capillary collection? A) Thumb B) Middle C) Ring D) Pinky E) None of the above abcde
