An accidental stick by a contaminated needle could transmit: A) ...

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An accidental stick by a contaminated needle could transmit:
 A) Hepatitis B
  B) Hepatitis C
  C) HIV
  D) All of these answers are correct.

Question 2

When should instrument calibration be performed?
 
 Before every use
  After every shift
  A measure of routine calibration should be performed twice a year
  After every use
  After equipment maintenance, repair, or periods of inoperation

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Answer to Question 1

D

Answer to Question 2

After equipment maintenance, repair, or periods of inoperation

Rationale: Calibration of equipment should be performed after equipment maintenance, repair, or periods of inoperation.