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The Control of Microbial Growth
Tortora, Funk, Case: Chapter 7 - Study Guide
45
Microbiology
Undergraduate 2
03/20/2011

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Cards

Term
-cide
Definition
A suffix meaning to kill
Term
-stat
Definition
A suffix meaning to inhibit
Term
Sterilization
Definition
Destroying or removing all forms of microbial life
Term
Asepsis
Definition
The absence of pathogens on an object or area
Term
Sanitization
Definition
The reduction of microbial populations to a safe public health level
Term
Antisepsis
Definition
The chemical disinfection of living tissue, such as skin or a mucous membrane
Term
Degerming
Definition
The removal or transient microbes from skin by mechanical cleansing or by an antiseptic
Term
Commercial Sterilization
Definition
Heat sufficient only to kill endospores of the botulism bacterium
Term
Thermal death point
Definition
The lowest temperature required to kill a liquid culture of a certain species of bacteria in 10 minutes.
Term
Thermal death time
Definition
The time in minutes requred to kill 90% of a bacterial population.
Term
Pasteurization
Definition
Mild heating to destroy particular spoliage organisms or disease organisms in milk or similar products
Term
Phenol coefficient
Definition
A test for the effectiveness of a chemical disinfectant
Term
Desiccation
Definition
The absence of water, resulting in a condition of dryness
Term
Ethylene Oxide
Definition
a gaseous chemosterilizer
Term
Halogen
Definition
Sodium hypochlorite
Term
Heavy Metal
Definition
Copper sulfate
Term
Quaternary ammonium compound
Definition
Benzalkonium chloride
Term
Surface-active agents
Definition
Acid-anionic detergents
Term
Organic acid
Definition
Sorbic acid
Term
Oxidizing agent
Definition
Benzoyl peroxide
Term
Bisphenol
Definition
hexachlorophene
Term
Alcohol
Definition
Isopropanol
Term
Peracetic acid
Definition
An effective liquid sporicide
Term
Nicin
Definition
A bacteriocin classified as an antibiotic
Term
Natamycin
Definition
Pimaricin; An antibiotic antifungal
Term
Chlorhexidine
Definition
A biguanide
Term
Triclosan
Definition
A bisphenol found in many household products
Term
Ammonia
Definition
Added to chlorine to form chloramines
Term
Thymine dimers
Definition
An antibacterial effect of ultraviolet radiation on DNA
Term
Formalin
Definition
Formaldehyde in an aqueous solution
Term
Tincture
Definition
An example would be iodine in an aqueous-alcohol solution
Term
Iodophore
Definition
For example, povidone-iodine solution
Term
Sodium dischloroisocyanurate
Definition
Chlorine in tablet form issued as a water purifier by the U.S. military
Term
Phosphatase
Definition
Name of test that determines if milk has been properly pasteurized
Term
Zinc chloride
Definition
Used as an antiseptic in certain mouthwashes
Term
Ozone
Definition
Used in many water treatment plants as a disinfectant; produced by electrical discharges at the site.
Term
Benzoic acid (Sodium benzoate)
Definition
Antifungal organic compound used in foods
Term
Zinc pyrithione
Definition
Ingredient in antidandruff shampoo
Term
Nonionizing
Definition

Ultraviolet is an expample of                  radiation

 

Term
singlet oxygen
Definition
What sunlight owes its biocidal activity to
Term
Ionizing Radiation
Definition
X Rays, gamma rays, and high-energy electrons
Term
glutaraldehyde
Definition
A less irritation form of formaldehyde
Term
Autoclave
Definition
How steam underpressure may be reached.
Term
Supercritical Carbon dioxide
Definition
Used for decontaminating foods and medical implants
Term
Fungi
Definition
The group of organisms that is more resistant to osmotic pressure than bacteria
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