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Select the one best response to each question!
A technologist who observes a red rash on her hands after removing her gloves
|1. A technologist who observes a red rash on her hands after removing her gloves
a. should apply antimicrobial lotion to the hands.
b. may be washing the hands too frequently.
c. may have developed a latex allergy.
d. should not create friction when washing the hands.
|2. In the chain of infection, a contaminated work area would serve as which of the following?
b. Method of transmission
d. All of the above
|3. The only biological waste that does not have to be discarded in a container with a biohazard symbol is
d. none of the above
|4. Patient specimens transported by the Department of Transportation must be labeled as
a. diagnostic specimen.
b. clinical specimen.
c. biological specimen, category b.
d. All of the above
|5. A technician places tightly capped serum tubes in a rack and places the rack and the specimen data in a labeled metal courier box. Is there anything wrong with this scenario?
a. Yes, DOT requirements are not met.
b. No, the tubes are placed in a rack.
c. Yes, absorbent material is missing.
d. No, the box contains the specimen data.
|6. The Occupational Exposure to Bloodborne Pathogens Standard developed by OSHA requires employers to provide all of the following except
a. hepatitis B immunization.
b. safety training.
c. hepatitis C immunization.
d. laundry facilities for nondisposable lab coats.
|7. An employee who receives an accidental needlestick should immediately
a. apply sodium hypochlorite to the area.
b. notify a supervisor.
c. receive HIV prophylaxis.
d. receive a hepatitis B booster shot.
|8. The first thing to do when acid is spilled on the skin is to
a. notify a supervisor.
b. neutralize the area with a base.
c. apply burn ointment.
d. flush the area with water.
|9. When combining acid and water,
a. acid is added to water.
b. water is added to acid.
c. water is slowly added to acid.
d. both solutions are added simultaneously.
|10. To determine the chemical characteristics of sodium azide, an employee would consult the
a. chemical hygiene plan.
b. Merck manual.
d. NRC guidelines.
|11. A technician who is pregnant should avoid working with
a. organic chemicals.
c. HIV-positive serum.
d. needles and lancets.
|12. A 1:750 dilution of serum is needed to perform a serological test. Which of the following series of dilutions would be correct to use in this situation?
a. 1:5, 1:15, 1:10
b. 1:5, 1:10, 1:5
c. 1:15, 1:10, 1:3
d. 1:15, 1:3, 1:5
|13. How much diluent needs to be added to 0.2 ml of serum to make a 1:20 dilution?
a. 19.8 mL
b. 4.0 mL
c. 3.8 mL
d. 10.0 mL