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Exam 10: Prevention of Disease Transmission in Oral Health Care

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Question 21

Multiple Choice

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Many OHCWs experience skin problems on their hands related to the use of gloves. In most cases, these problems are caused by an allergic response to latex proteins in gloves.

A) Both statements are true
B) Both statements are false
C) The first statement is true; the second statement is false
D) The first statement is false; the second statement is true

E) A) and C)
F) A) and B)

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Question 22

Multiple Choice

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To prevent cross-contamination, the practice of using a cotton roll taped to the bracket tray for wiping debridement instruments instead of a gauze square wrapped around the finger is considered:

A) Standard bioburden control
B) Safe practice control
C) Engineering control
D) Work practice control

E) All of the above
F) C) and D)

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Question 23

Multiple Choice

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A chemical indicator is used on the outside of packaging to identify the items that have been processed through the sterilizer. The chemical indicator changes color when the packages are sterile.

Which term is used for the practice of treating a client's blood, bodily fluids, nonintact skin, and mucous membranes as potentially infectious?

Use Case B to answer The Following questions CASE B While hand-scaling tenacious calculus, a dental hygienist's curette slips off the client's tooth and penetrates the hygienist's fulcrum finger. He sees a small spot of blood forming under his glove. -All the following information should be included in the incident exposure report EXCEPT one. Which one is the EXCEPTION?

Use Case A to answer The Following questions CASE A Maria, a dental hygienist, is air polishing Kyle's teeth. Kyle is a 9-year-old boy currently undergoing phase I orthodontics. The air temperature in the office is warm today because of a malfunctioning air conditioning unit. Because of this situation, Maria has opted not to use a face mask. She feels that the face shield she is wearing will be adequate protection; she also thinks that a face mask will make it difficult for her to breathe normally and will make her feel more uncomfortably hot. She finishes the treatment and dismisses her client. Two weeks later, vesicles break out all over her skin. Maria visits her health care provider and is diagnosed with chickenpox. -Which of the following microorganism type is responsible for chickenpox?

All of following characteristics describe EPA-registered intermediate-level disinfectants EXCEPT one. Which one is the EXCEPTION?

In most cases, what is the number of bacteria in the water exiting from an untreated dental unit water line?

Sterilization failure is most often caused by:

Which of the following methods will achieve sterilization?

All of the following are true related to using instrument cassettes EXCEPT one. Which one is the EXCEPTION?

All of the following are vaccine preventable illnesses EXCEPT one. Which one is the EXCEPTION?

Which of the following indicators is used to determine sterility?

Use Case A to answer The Following questions CASE A Maria, a dental hygienist, is air polishing Kyle's teeth. Kyle is a 9-year-old boy currently undergoing phase I orthodontics. The air temperature in the office is warm today because of a malfunctioning air conditioning unit. Because of this situation, Maria has opted not to use a face mask. She feels that the face shield she is wearing will be adequate protection; she also thinks that a face mask will make it difficult for her to breathe normally and will make her feel more uncomfortably hot. She finishes the treatment and dismisses her client. Two weeks later, vesicles break out all over her skin. Maria visits her health care provider and is diagnosed with chickenpox. -In this case, which of the following infection-control procedures likely would have prevented disease transmission?

An individual should be tested for antibodies to HBV 1 to 2 months after receiving the last dose of the hepatitis B vaccine. The reason for this testing is that not all individuals will seroconvert.

In which of the following methods are biologic monitors containing spores of Geobacillus stearothermophilus used to verify sterilization?

Dental handpieces are considered critical items and must be sterilized using:

Which of the following statements is true regarding the handling of regulated infectious waste?

Which of the following packaging materials should not be used with chemical-vapor sterilization?

Which of the following characteristics best describes the use of protective barriers for clinical contact surfaces?