[Immunology] Safety and Specimen Preparation Quizzes (13 tests)

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[Immunology] Safety and Specimen Preparation Quizzes (13 tests)
5 (100%) 1 vote

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?
a. Source
b. Method of transmission
c. Host
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
a. urine.
b. serum.
c. feces.
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.
c. MSDS.
d. NRC guidelines.
11. A technician who is pregnant should avoid working with
a. organic chemicals.
b. radioisotopes.
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



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