DA 115 INFECTION CONTROL EXAM QUESTIONS WITH COMPLETE SOLUTIONS
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Course
DA 115
Institution
DA 115
DA 115 INFECTION CONTROL EXAM QUESTIONS
WITH COMPLETE SOLUTIONS
1. **The chain of infection consists of four parts, including:**
a) Virulence, number of microorganisms, portal of entry, and susceptible host.
b) Pathogen, reservoir, mode of transmission, and portal of entry.
c) Reservoir, mo...
DA 115 INFECTION CONTROL EXAM QUESTIONS
WITH COMPLETE SOLUTIONS
1. **The chain of infection consists of four parts, including:**
a) Virulence, number of microorganisms, portal of entry, and susceptible host.
b) Pathogen, reservoir, mode of transmission, and portal of entry.
c) Reservoir, mode of transmission, portal of exit, and susceptible host.
d) Infectious agent, portal of exit, mode of transmission, and portal of entry.
**Answer: a)**
2. **Indirect transmission refers to:**
a) Transmission through direct contact with an infected person.
b) Transmission through contaminated water.
c) Transmission by handling contaminated instruments or touching contaminated surfaces.
d) Transmission through the air.
**Answer: c)**
3. **Bloodborne pathogens are:**
a) Pathogens found only in soil and water.
b) Pathogens carried in blood and body fluids of infected individuals.
c) Pathogens transmitted by air currents.
d) Pathogens found on surfaces.
**Answer: b)**
4. **The CDC and OSHA are federal agencies that:**
a) Provide funding for dental research.
b) Play important roles in infection control in the dental office.
c) Regulate dental education programs.
d) Certify dental equipment.
**Answer: b)**
5. **The OSHA Bloodborne Pathogens Standard is designed to:**
,ESTUDY
a) Protect patients from dental procedures.
b) Protect employees against exposure to bloodborne diseases like HBV, HIV, and HCV.
c) Ensure the quality of dental materials.
d) Regulate the use of dental equipment.
**Answer: b)**
6. **The CDC's term "standard precautions" applies to contact with:**
a) Only blood and saliva.
b) Body fluids, secretions, excretions, non-intact skin, and blood.
c) Contaminated surfaces only.
d) Airborne pathogens.
**Answer: b)**
7. **The CDC does not recommend a routine booster of the HBV vaccine for:**
a) All healthcare workers.
b) Patients with Hepatitis B.
c) Individuals who have been vaccinated and have good antibody levels.
d) New employees in a dental office.
**Answer: c)**
8. **The CDC Guidelines recommend that artificial nails, fingernail polish, and rings:**
a) Be worn to maintain hygiene.
b) Not be worn due to the risk of puncturing gloves and harboring microorganisms.
c) Be changed frequently.
d) Be cleaned with disinfectant after each patient.
**Answer: b)**
9. **According to OSAP guidelines, clinical surfaces should be categorized and maintained under which
categories?**
a) Clean, dirty, and sterile.
b) Transfer, touch, splash, spatter, and droplet.
c) High, medium, and low risk.
d) Critical, semi-critical, and non-critical.
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**Answer: b)**
10. **Surface barrier materials can include:**
a) Sticky tape, plastic wrap, and plastic bags.
b) Paper towels and fabric cloths.
c) Aluminum foil and cardboard.
d) Metal trays and glass containers.
**Answer: a)**
11. **Disinfectants are:**
a) Chemicals that destroy or inactivate most species of pathogenic microorganisms on inanimate
surfaces.
b) Chemicals used to sterilize surgical instruments.
c) Used to clean surfaces without removing microorganisms.
d) Chemicals that only kill bacteria.
**Answer: a)**
12. **When using glutaraldehyde, precautions include:**
a) Using it without PPE.
b) Rinsing instruments before use.
c) Avoiding the fumes and wearing PPE to protect eyes, skin, and lungs.
d) Using it in a well-ventilated area only.
**Answer: c)**
13. **CDC recommendations for environmental infection control concerning clinical contact surfaces
include:**
a) Using barriers on all surfaces.
b) Discarding barriers after each use.
c) Using barriers on difficult-to-clean surfaces and hanging barriers between patients.
d) Cleaning surfaces only at the end of the day.
**Answer: c)**
14. **Patient care items are classified into:**
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