Disinfection

Question 1

This low-level disinfectant is incompatible with soap.

Answer 1

Quaternary ammonium compounds

Question 2

When using glutaraldehyde, technicians should always wear latex gloves for protection.

Answer 2

False

Question 3

When using high-level disinfectants it is importnant to remember they may be deactivated by

Answer 3

organic matter

Question 4

In an automated washer the key source of disinfection is

Answer 4

water temperature

Question 5

The use of test strips to test the minimum effective concentration in high-level disinfection solutions is required

Answer 5

each time the solution will be used

Question 6

The use of heat to kill all microorganisms. except spores, is called

Answer 6

thermal disinfection

Question 7

These chemicals are used on animate (living tissue) to slow the growth of microorganims.

Answer 7

antiseptics

Question 8

Items that are introduced directly into the bloodstream or other normally sterile areas of the body are classified as

Answer 8

critical items

Question 9

The process by which all forms of microorganisms are completly destoryed is called

Answer 9

sterilization

Question 10

Iodophors are a member of this chemical family.

Answer 10

Halogens

Question 11

Phenolics are classified as

Answer 11

intermediate to low-level disinfectants

Question 12

Which of the following are classified as high-level disinfectants?

Answer 12

Glutaraldyde and ortho-phthalaldehydes

Question 13

Thermal disinfection is accomplished using

Answer 13

heat

Question 14

How long must alcohol remain in wet contact with an item to achieve a reasonable lever of disinfection?

Answer 14

five to 10 minutes

Question 15

Which of the following would be the best choice for high-level disinfectionof instruments?

Answer 15

Orho-phthalaldehydes