Chapter 8 Quiz PDF

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Chapter 8 Phlebotomy Quiz...

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Chapter 8. Blood Collection From Vascular Access Devices Multiple Choice Identify the choice that best completes the statement or answers the question. __C__ 1. When a central venous catheter (CVC) is present: A. blood is drawn from the line using a 30-mL syringe. B. laboratory samples should not be collected from the catheter. C. blood is drawn and discarded before the sample is collected. D. an evacuated tube is attached to the line for sample collection. _C___ 2. When drawing blood from a central venous catheter (CVC): A. a syringe larger than 20 mL must be used. B. heparin is first injected into the catheter. C. the first 5 mL of blood is always discarded. D. a double- or triple-lumen catheter must be present. __A__ 3. When blood is collected from an IV line: A. this information should be noted on the requisition form. B. the physician should be notified. C. the IV fluid should not be restarted. D. a winged blood collection set should be used. __C__ 4. When collecting a blood culture, complete blood count (CBC), and prothrombin time (PT) from a central

venous catheter (CVC), how many syringes must be used? A. One B. Two C. Three D. Five _D___ 5. Blood sample collection from a peripheral vascular access device: A. is only performed at the time of insertion. B. is performed prior to administration of medications. C. uses syringes and a transfer device. D. All of the above __C__ 6. The most common all-purpose peripheral IV catheter is: A. 14-gauge.

B. 16-gauge. C. 20-gauge. D. 24-gauge. _B___ 7. Which of the following is classified as a tunneled catheter? A. Broviac B. Hickman C. Groshong D. All of the above __A__ 8. Which central venous catheter (CVC) is inserted through a peripheral vein into the superior vena cava by

specially trained nurses? A. Peripherally inserted central catheter B. Implanted port C. Hickman catheter D. Groshong catheter __C__ 9. The central venous catheter (CVC) that is surgically placed by a physician for long-term drug therapies is: A. Groshong. B. Hickman. C. implanted port. D. peripherally inserted central catheter (PICC). _D___ 10. When collecting blood for laboratory tests from a central venous catheter (CVC) that is infusing total

parenteral nutrition (TPN) or heparin, it must be flushed with: A. 5 mL of saline. B. 10 mL of saline. C. 15 mL of saline. D. 20 mL of saline. __A__ 11. Central venous catheters (CVCs) are inserted into the: A. superior vena cava. B. basilic vein. C. radial artery. D. brachial artery. _C___ 12. Peripheral venous catheters are placed into the: A. superior vena cava.

B. inferior vena cava. C. peripheral vein. D. radial artery. __D__ 13. Why is it necessary to flush peripheral IVs and central venous catheters (CVCs)? A. Maintain patency of the catheter B. Prevent mixing of medications C. Prevent hemolysis of sample D. Both A and B __D__ 14. Sterile gloves are required when: A. collecting blood from a central venous catheter (CVC). B. inserting a peripherally inserted central catheter (PICC). C. inserting a peripheral IV. D. Both B and C _D___ 15. Blood drawn for a blood culture from a central venous catheters (CVC): A. must be collected first. B. detects infection of the catheter tip. C. is compared with results drawn from a peripheral vein. D. All of the above __B__ 16. 20 mL of blood must be discarded or used for other tests before drawing blood for: A. blood cultures. B. coagulation tests. C. chemistry tests. D. hematology tests. True/False Indicate whether the statement is true or false. __T__ 17. Central venous catheters (CVCs) are threaded into the superior vena cava. __T__ 18. Peripheral access devices include peripheral IV lines and midline peripheral catheters. __T__ 19. When inserting a peripheral IV catheter, the line should be flushed after the blood is collected. _T___ 20. A Hickman is a tunneled catheter.

__F__ 21. Blood can be routinely collected from a midline peripheral catheter. __T__ 22. Blood cannot be drawn from a peripheral inserted central catheters (PICC) line that is infusing total parental

nutrition (TPN). __T__ 23. A noncoring needle is used to access an implanted port. _T___ 24. Flushing peripheral IVs and central venous catheters (CVCs) is performed to maintain patency of the

catheter. __F__ 25. Heparin is the preferred solution for flushing catheters. __T__ 26. Blood for laboratory testing is only drawn from peripheral access devices at the time of insertion. _F___ 27. Implanted ports are used only for administration of chemotherapy and cannot be used for blood collection....