(Part 1) 1.16 Sterilization, Disinfectant, Antiseptic

Question 1

121C / 15 psi / 15 mins

Answer 1

Autoclave (Moist heat)

Question 2

Temp and duration for Dry heat (Oven)

Answer 2

160-18C / 1.5-3 hrs

Question 3

Indicator for Autoclave?

Answer 3

Bacillus stearothermophilus

Question 4

Indicator for Dry heat?

Answer 4

Bacillus subtilis var niger

Question 5

Most common gas for sterilization

Answer 5

Ethylene oxide

Question 6

Temp and duration for ethylene oxide?

Answer 6

55C / 2hrs

Question 7

Short wave length, high energy which used in syringes, gloves, and catheters

Answer 7

Ionizing radiation

Question 8

Filtration sized used in parenteral solutions and vaccines

Answer 8

0.22um

Question 9

HEPA filer size

Answer 9

0.3 um

Question 10

Kills vegetative life forms (100C, 15 mins)

Answer 10

Boiling

Question 11

Used mostly in food ndustry

Answer 11

Pasteurization

Question 12

Batch: 72C/15 sec
Flash 63C/30 mins

T or F

Answer 12

F

Baligtad

Question 13

Long wavelength, low energy which is used in surfaces

Answer 13

non-ionizing radiation

Question 14

Kills spores but unsafe to humans

Answer 14

Aldehyde

Question 15

Solution for aldehyde?

Answer 15

Formalin 8% Glutaraldehyde 2%

Question 16

Solution for aldehyde?

Answer 16

Formalin 8%
Glutaraldehyde 2%

Question 17

Solution for Chlorine compounds

Answer 17

Sodium hypochlorite 1:10 dilution

Question 18

Stock solution for Chlorin compound?

Answer 18

5.25%

Question 19

Silver nitrate / Mercuric chloride is rarely used due to health hazard

T or F

Answer 19

T

Question 20

Easily inactivated by organic matter, limited to disinfection of bench top or floor

Answer 20

Quaternary ammonium compounds

Question 21

Non-sporicidal, non-tuberculoidal: Quaternaru ammonium compounds

T or F

Answer 21

T

Question 22

Disinfects hospitals/household environment

Answer 22

Phenols

Question 23

Used as an antiseptic or disinfectant

Answer 23

Alcohol (60-90%) ethanol or isopropanol

Question 24

Halogen:

Iodine + alcohol

Answer 24

Tincture of iodine

Question 25

Halogen:

Iodine + Polymer carrier

Answer 25

Iodophore

Question 26

Disinfects hands of surgical personnel

Answer 26

0.5-4% Chlorhexidine gluconate