FREE PHLEBOTOMY AND STUDY GAMES ABOUT PHLEB

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FREE PHLEBOTOMY AND STUDY GAMES ABOUT PHLEB

CHAPTER 7 QTS EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -55 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: heparin prevents what from clotting by what? what does heparin do?

Answer:

by inhibitting thrombin formation

Question 2: glass evacuated tubes are coated in silicone to do what?

Answer:

keep blood from from clinging to the tube Question 3: you are most likely to increase the chances of hemolyzing a specimen if you use a?

Answer:

25 gauge butterfly needle to collect a specimen from a child Question 4: which additive contains the substance that inhibits phagocytosis of bacteria by white blood cells?

Answer:

sodium polyanethol sulfonate

Question 5: during venitpunture torniqits should be left on for no longer then?

Answer:

• min

Question 6: which of the following stat tests in collected in a lithium heparin tube?

Answer:

electrolytepanel Question 7: which government agency regulates the quality of gloves worn when performing phlebotomy procedures?

Answer:

OSHA

Question 8: what does of the gage of the needle relate?

Answer:

diameter Question 9: list the reasons why EDTA is the anticoagulant of choice used for hematology.

Answer:

EDTA preserves cell morphology also inhibits platelet cell aggregation or clumping Question 10: what is the most important factor in choosing awhich gage needle for venipuncture?

Answer:

csize and condition of the vein Question 11: while collecting a stat blood culture and lytes test from a child in the emergency room the physician asks the phlebotomist to collect an extra tube of blood to check for metal ____ which of the following tubes would be added to the tubes being collected?

Answer:

royal blue

Question 12: an evacuated tube system is the preferred blood collection system for all of the situations accept?

Answer:

it is easier to see the flash when entering the vein Question 13: discuss the circumstances in which the anitcoagualnt is increased in a light blue tube is increased.

Answer:

If you mix the tube vigorously or use an excessive amount of inversions you can activate the platelets and shorten the clotting time.

Question 14: the pupose of sodium citrate in specimen collection is to do what?

Answer:

protect coagulation factors Question 15: all of the following are considerations for what size tube to use for ets blood collections accept for what?

Answer:

Patient's allergy to antiseptics Question 16: the solution normal solution used to clean the site before a routine venipuncture is what?

Answer:

70% isopropyl alcohol Question 17: in a successful ventipuncture evacuated tubes fill automatically as soon as the tube is pierced because of?

Answer:

premeasured vacuum in each tube Question 18: measurements of copper a trace element require blood collection in a tube with what?

Answer:

a royal blue top

Question 19: you must collect a tdm level for a patient in icu, identify the tube used, discuss the reasons for using this tube.

Answer:

a royal blue top or a glass red top.royal blue can be used because it is used for trace element testing and is used for toxicology and contains no additives.the glass red top also can contain no additives and prevent contamination Question 20: disuss why the royal blue stopper is the choice used for trace elements blood volts.

Answer:

The royal blue stopper contains; EDTA, heparin or no additives to meet various test requirements. They are made with materials that are as free of trace element contamination as possible. This lessens the chance of contamination,& ensures accurate results

Question 21: which needle gage has the largest lumen?

Answer:

18

Question 22: ETS additives are all of the following accept?

Answer:

tube coatings

Question 23: an anticoagulant works in all of the following ways accept?

Answer:

inhibits the metabolism of glucose

Question 24: glass particles present in serum separator tubes do what?

Answer:

activate clotting Question 25: if a blood pressure cuff is used for venipunture in place of a tourniqit pressure used must be what?

Answer:

below the patient's distolic pressure