Unit 1- Disinfection

Question 1

Disinfection

Answer 1

Reduction or destruction of most pathogens on inanimate objects

Question 2

Disinfectant

Answer 2

Chemicals that reduce microbial load on inanimate objects

Question 3

Sterilization

Answer 3

Elimination of all microbes on an inanimate object

Question 4

Antiseptic

Answer 4

Chemical agents that reduce microbial load on living animals

Question 5

Sterility

Answer 5

Absence of all forms of microbial life on inanimate objects

Question 6

Critical Level

Answer 6

Equipment or implants entering the body, items must be sterile

Question 7

Semicritical Level

Answer 7

Equipment coming in contact with skin or membranes without penetrating, items must be cleaned and disinfected

Question 8

Noncritical Level

Answer 8

Equipment not directly associated with surgery, items should be disinfected

Question 9

Isopropyl Alcohol

Answer 9

Disinfectant and antiseptic, kills bacteria, fungi, and viruses

Question 10

Povidone-iodine

Answer 10

Disinfectant and antiseptic, bactericidal, fungicidal, kills viruses, and sporocidal, safe around eyes

Question 11

Chlorohexidine Gluconate

Answer 11

Antiseptic, bactericidal

Question 12

Alcohol Based Solutions

Answer 12

Antiseptic with superior antimicrobial activity

Question 13

Steam Sterilization

Answer 13

Saturated steam destroys microorganisms by coagulation and protein denaturation

Question 14

Cylindrical Machine

Answer 14

Autoclave

Question 15

Gravity Displacement Sterilizer

Answer 15

Pressurized steam goes from outer to inner chamber

Question 16

Prevaccum sterilizer

Answer 16

Allows sterilization in hard to reach places

Question 17

Flash Sterilizer

Answer 17

Used in emergency when no other alternatives

Question 18

Chemical Sterilization

Answer 18

Ethylene oxide

Question 19

Plasma Sterilization

Answer 19

Hydrogen peroxide used to kill microorganisms by oxidation

Question 20

Gamma Radiation

Answer 20

Ionizing radiation used in commercial

Question 21

Peracetic Acid Sterilization

Answer 21

Used for immediate use of heat sensitive items

Question 22

Cold Sterilization

Answer 22

Liquid chemicals used to sterilize instruments

Question 23

Surgical Pack Prep

Answer 23

Place and organize instruments, add drape and gauze, add sterile indicator, wrap twice, secure with autoclave tape, sign and initial

Question 24

Chemical Sterilization Indicators

Answer 24

Change color in response to heat, pressure, or humidity but do not confirm sterilization

Question 25

Biological Indicators

Answer 25

Sterility ensured by assessing bacteria maintained in a broth or strip