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Flashcards in Midterm (dho) Deck (26):
1

Hygiene for the clinic

Dentist must wear comfy and clean attire (applies to all dental staff and patients)

2

Attire of a dental clinician

Headcap
Disposable mask
Face shield
Gown
Flat comfy shoes
Clean gloves

3

Father of asepsis

Joseph lister

4

Methods which prevent contamination of wounds

Asepsis

5

Removes visible contamination but does not destroy organism

Cleaning

6

Application of antiseptic sol'n

Antisepsis

7

Reduces the number of microorganism

Disinfection

8

Destruction/ removal of microorganism

Sterilization

9

Reduces microbial population

Sanitizing

10

Removes pathogenic microorganism

Decontamination

11

Disinfection (high)

Microbacteria, TB bacilli

12

Disinfection (intermediate)

Hydrophilic viruses

13

Disinfection (low)

Vegetative and bacteria lipophilic viruses

14

In contact with open wounds

Critical

15

Contact with person but not with open wounds

Semi critical

16

Devices for cleaning, disinfection

Non critical

17

Stages of sterilization

Pre sterilization cleaning
Sterilization process
Aseptic storage

18

Methods of pre sterilization

Manual- soap, detergents

Mechanical washing- high jets of water with or without detergent

Ultrasonic- conversion of electrical energy into vibratory sound waves

19

Removal of organic matters, blood and saliva

Pre sterilization

20

Sterilization/ disinfection

Physical- Drying, heat (dry, moist)

Chemicals- alcohol, aldehyde, halogens, biguanidine

21

Most common and effective methods of sterilization

Heat

22

Killing due to dehydration and oxidation of organism, protein denaturation

Dry heat

23

To sterilize metallic objects by holding them in flame till they're red hot

Red heat

24

Passed over to the flame

Flaming

25

Sterilize items which do not get damaged by high temp

Hot air oven

26

The media used are glass beads, molten metal and salts

Glass beads sterilizer