EXAM 4 Flashcards
What is the definition of a broad spectrum antibiotic?
Targets many different microorganisms
(gram + and gram -)
A Kirby-Bauer disk diffusion assay was performed on the wound bacteria to identify antibiotics that could _________________?
be used against the infection
Which test determines antibiotic sensitivity of an organism?
Kirby-Bauer
_____ causes serious life-threatening infections that are easily transmitted in a hospital environment.
MRSA
4 Terms Used to Describe Antimicrobial Measures (S, D, A, S)
Steralization
Disinfectant
Antisepsis
Sanitation
Sterilization - Destruction of ALL living ____, _____, and/or ______
cells, spores, and or viruses
Disinfection - removal of disease-causing microorganisms from _____ _______.
does not necessarily result in steralization
inanimate surfaces
Antisepsis - removal of disease-causing microorganisms from living tissues such as ________.
does not necessarily result in sterilization
skin tosses or mucous membrane
Sanitation - refusing microbe numbers to ________ levels
does not necessarily result in sterilization
“safe” levels
______ agents have
• lethal effects
• bactericidal agents KILL bacteria
CIDAL agents
like fungicides, virucides, algicides
______ agents
• slow or stop metabolism or reproduction, but are not necessarily lethal
• bacteriostatic agent inhibit bacterial growth
STATIC agents
like fungistatic, virustatic, algistatic
_______ is used in healthcare settings to sterilize medical devices (like a big oven)
autoclave
__________ are chemical compounds synthesized by one microbe to selectively kill other microbes.
ANTIBIOTICS
_______ drugs have a greater effectiveness when used together
(combined effect is greater than addictive effect)
SYNERGISTIC DRUGS
Which of the following is a target for an antiviral drug?
DNA or RNA synthesis
