Test 1

Question 1

Antiseptic

Answer 1

An agent that can be used as directed to reduce the microbial population found on skin

Question 2

Disinfectant

Answer 2

An agent that will destroy many of the disease-causing microorganisms present on the surface of an inanimate object.

Question 3

Germicide

Answer 3

An agent that kills certain types of microorganisms as per the label

Question 4

Sanitizer

Answer 4

An agent that reduces microbial contamination on the surface of an object to an acceptable level

Question 5

Sterilant

Answer 5

An agent that destroys all microbial organisms including heat-resistant spores.

Question 6

Virucide

Answer 6

An agent that kills certain specified types of viruses

Question 7

Sporocide

Answer 7

An agent that kills certain specified types of bacterial spores

Question 8

Pathogen

Answer 8

A disease-causing agent

Question 9

Alcohol

Answer 9

Many other disinfectants contain it.
Contact time can be as long as 20 minutes.
The higher the “proof” the better disinfectant.
Low cost.
Fumes.
Evaporates quickly.
Flammable.

Question 10

Aldehydes

Answer 10

Formaldehyde & gluteraldehyde 
Cidex
Excellent disinfectants
Toxic
Solutions last a long time

Question 11

Chlorhexidine

Answer 11

Nolvasan (blue), hibiclens (pink)
Medium cost
Not corrosive
Very safe

Question 12

Chlorine

Answer 12

Bleach
Harsh and very caustic 
Toxic fumes
Good deodorizer
Loses it's effectiveness quickly while still on the shelf in the bottle
Inexpensive 
Quickly inactivated by dirt
DO NOT MIX CHLORINE W AMMONIA = TOXIC CHLORINE GAS

Question 13

Iodine

Answer 13

Tincture: iodine + alcohol
Lodophor: organic compounds that contain iodine
Betadine
Medium cost
Long shelf life
Works well in hot or old water
Can stain brown
Corrosive with prolonged contact

Question 14

Oxidizing agents

Answer 14

Hydrogen peroxide
Chlorine dioxide = oxyfresh
Safe
Deactivated by sunlight 
Damaging to tissues- don't use in wounds but great for cleaning off blood from clothes

Question 15

Phenol

Answer 15

Coal/tar derivatives 
Lysol (has alcohol)
One stroke environ:corrosive 
Toxic to cats, pigs, reptiles
Non-corrosive 
Cause skin eye irritation

Question 16

Quaternary ammonium

Answer 16

"Quats"
Parvosol
Ammonia+organic compound
Often have detergent action 
Can be difficult to rinse (slimy residue)
Toxic fumes
DO NOT COMBINE AMMONIUM W BLEACH

Question 17

Lye

Answer 17

Sodium hydroxide =NaOH
Causic soda
Excellent and cheap but very caustic

Question 18

Wood tar distillates

Answer 18

Old pine-sol, pine oil
Very safe
Pleasant/strong fragrance 
Low cost
Low toxicity
Poor disinfectant overall
Can be hard to rinse

Question 19

Quicklime

Answer 19

CaO
Very caustic
Very dangerous to work with
Excellent disinfectant

Question 20

Synthetic phenol

Answer 20

Synphenol
Excellent disinfectant and safe
More expensive but dilutes at 1:256
Stable in sunlight
Works well in presence of organic material

Question 21

Detergent

Answer 21

Disperses and removes soil and organic material (anionic detergents = soaps)