PCT Test 5

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10. Never leave a tourniquet on for more than

30 seconds

45 seconds

1 minutes

3 minutes

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12. Which of the following structures in the skin give rise to fingerprints?

Arrector pili

Hair follocles

Papillae

Sebaceous glands

13. An endospore is most susceptible to which of the following methods of killing microbes?

High-level disinfection

Boiling in water for 20 minutes

Soaking in cleaning soluntions used to remove organic material

Sterilization

14. What is the purpose of waiting 30 seconds for the alcohol to dry before needle insertion?

To allow the evaporation process to help destroy microbes

To avoid a stinging sensation

To prevent hemolysis of the specimen

All of the above

15. The tests performed in the following department are collected in a tube with a light blue stopper?

Chemistry

Hematology

Coagulation

Microbiology

16. What is the word root in the word "Electrocardiogram"

Electro

Cardi

Cardiogram

Gram

17. The priority designation for a test is based on all of the following except

Age and gender

Diet restrictions

Patient condition

Timed collection

18. A patient who is lastose intolerant will have a normal glucose curve after ingesting a dose of lactose

True

False

19. The avascular layer of the skin is the

Dermis

Epidermis

Subcutaneous

None are correct

20. Three of the following are basic structural components found inside te cell. Which one is not?

Centrioles

Gametes

Golgi apparatus

Nucleus

21. Which of the following is a test of the urinary system

Cholinesterase

Creatine kinase

Creatinine clearance

Pleuracentesis

22. The layer of the skin containng blood vessels are

Epidermis and dermis

Epidermis only

Dermis and subcutaneous

Subcutaneous only

23. It is necessary to control depth of lancet insertion during skin puncture to avoid

Bacterial contamination

Bone injury

Excessive bleeding

Puncturing an artery

24. It is important to mix anticoagulant tubes immediately so that they will clot

True

False

25. At what inervals is the blood blotted during a bleeding time test?

15 seconds

20 seconds

30 seconds

45 seconds

26. Glass particles present in serum separator tubes

Deter coagulation

Enhance clotting

Inhibit glycolysis

Prevent hemolysis

27. When a test requires a fasing specimen, but the serum is ______, it is a clue that the patient was not fasting.

Hemoconcentrated

Hemolyzed

Jaundiced

Lipemic

28. A skin puncture should be done rather than a veinpuncture in all of the following situations except

A child younger than 1 year of age

A patient with difficult veins

When a light blue stopper tube is needed

When a small volume of blood is adequate

29. When performing a GTT, the timing should begin

When the patient arrives

When the fasting specimen is drawn

When the patient finishes the glucose drink

One-half hour after the drink is finished

30. How long before obaining blood for testing should drugs known to interfere with blood tests be discontinued?

1 to 4 hours

4 to 24 hours

24 to 36 hours

48 to 72 hours

31. TDM is used by physician's to

Determine a beneficial drug dosage for a patient

Maintain "Peak" levels of a drug in a patient's system

Maintain "Trough" levels of a drug in a patient's system

Screen for illegal drug use

32. Which one of the following conditions could make the use of a ventilator necessary?

A patient is having local anesthetic to obtain a biosy sample

A patient in reverse isolation recovering from burns on the lower extremities

A patient with a drug overdose from prescription pain medications

A patient receiving enteral feeding

33. Skin puncture blood closely resembles?

Arterial blood

Intracellular fluid

Tissue fluid

Venous blood

34. Which test is used to monitor heparin therapy?

ACT

BT

PT

TnT

35. What type of additive is recommended for collecting an ethanol test specimen

EDTA

No additive

Sodium citrate

Sodium fluoride