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069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
They are microbicidal and not just microbistastic, and sporicidial with longer exposure [Define Sterilization]
Why are halogens the active ingredient in so many antimicrobial agents?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
they oxidize and halogenate proteins (denaturing) [Define Sterilization]
What is the role of halogens as a disinfectant?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
chlorine, hypochlorites, chloramines they are sanitizers and disinfectants, and are weakly sporicidial [Define Sterilization]
List the three types of chlorines used in disinfection and their function.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
iodophors iodine tinctures [Define Sterilization]
List the 2 types of iodines (halogen)
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
iodine + detergent betadine (antiseptic) and wescodyne (disinfectant) [Define Sterilization]
What are idiophors? List the two types of idophors. Which are antiseptics/disinfectants?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
antiseptic, 2-3% in alcohol [Define Sterilization]
Explain what a tincture does. What is its percentage?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
one or more aromatic carbon rings with added functional groups [Define Sterilization]
Phenols consist of _______
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
membrane active agents causing lysis and disrupting transport not sporcidal [Define Sterilization]
What are the functions of phenol and phenolics? sporicidal or non-sporicidal?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-triclosan: additive in microbial soaps -chlorophene: disinfectant -bisophenol: hexachlorophene- restricted for use against staph [Define Sterilization]
List the three types of phenols and phenolics.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-effective on both gram positive and gram negative bacteria ("broad spectrum") -low toxicity and persists longer [Define Sterilization]
Chlorhexidine is an antiseptic. List its characteristics.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
hibiclens [Define Sterilization]
List the compound of chlorhexidine that is used as a surgical scrub and a wound cleanser
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
70% [Define Sterilization]
Ethanol and Propanol are most effective at what concentration?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-membrane-active agents, dissolving lipids and denaturing proteins -bacteriocidal and fungicial, NOT sporicidal [Define Sterilization]
Characteristics of alcohols
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
hepatitis A polio [Define Sterilization]
Alcohols do not inactivate some viruses. Name two in particular.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
long chain salts of fatty acids, some with microbial additives [Define Sterilization]
Define soaps
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
3% 6-35% [Define Sterilization]
Hydrogen peroxide is bacteriocidal at ____ and is sporicidal at _____
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
a detergent with its active portion negatively charged. (so it attracts to + charges) not highly active sodium lauryl sulfate [Define Sterilization]
What are anionic detergents? List an example.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
detergents whose active portion is positively charged (attracts neg. charged bacteria_ [Define Sterilization]
What are cationic detergents?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
Quats- antiseptic benzalkonium chloride Roccal- disinfectant that is wide spectrum but inactivated by organics [Define Sterilization]
List two types of cationic detergents and their features
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
they react with functional groups of proteins and nucleic acids sporicidal [Define Sterilization]
What are the roles of aldehydes? sporcidal or non?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
sporicidal, corrosive, allergenic [Define Sterilization]
List the properties of formaldehydes
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
sporicidal in 3-10 hours Cidex and Sporicidin [Define Sterilization]
List the properties of glutaraldehyde. Name two specifically used for clinical setting spores.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
slow acting, highly penetrable gas sporcidal [Define Sterilization]
What is ethylene oxidine? sporicidal or non?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
sterilization of complex equipment (as in surgical settings) [Define Sterilization]
What is ethylene oxidine used for?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
modification of proteins, precipitate proteins from fluids. [Define Sterilization]
What is the role of heavy metals?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
silver nitrate mercurials copper sulfate [Define Sterilization]
What are the three given heavy metals?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
a bacteriocidal, prophylactic use in eyes of newborns (now replace by erythromycin) [Define Sterilization]
What is silver nitrate used for?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-metaphen and merthiolate: most recently replaced by idophors -thimerisol: preservative in vaccines that is blamed for autism [Define Sterilization]
Mercury is bacteriostatic. List the three types of mercurials and its uses
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
an algicide (antimicrobial against algae) [Define Sterilization]
What is copper sulfate used for?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
denatures proteins lactic acid and acetic acid (vinegar) [Define Sterilization]
What is the role of acids? Name two types.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
denature proteins sanitizers- lye and lime [Define Sterilization]
What is the role of alkalis? Name two types.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
oxidize hydrogen peroxide peracetic acid ozone (03) [Define Sterilization]
What is the role of oxidizing agents? Name three types.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
gentian violet. used on fungi and gram POSITIVE bacteria [Define Sterilization]
Name the basic dye. What is it used for?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
acridine orange. used to alter nucleic acid synthesis. [Define Sterilization]
Name the acidic dye. What is it used for?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
naturally-occurring they control microbes once they get inside of us [Define Sterilization]
Antibotics are __________. How do they differ from disinfectants and antiseptics?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
modified antibotics increase spectrum of activity [Define Sterilization]
What are semisynthetics? What do they do?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
man-made chemotheraputic agents [Define Sterilization]
What are synthetics?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
refers to ALL antimicrobical drugs regardless of origin. [Define Sterilization]
What are antimicrobics?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
treatment ex. trying to cure infection [Define Sterilization]
Define Therapeutic
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
prevention ex. being exposed to someone who has TB. Getting treatment to reduce risk of contraction. [Define Sterilization]
Define Prophylaxis. Give an example of an prophylactic procedure.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-selective toxicity (they should be able to kill microbes but not damage host cells) -spectrum (broad vs. narrow) -solubility (should be soluble) -long half-life (bc overtime, effectiveness of drug diminishes) -non-allergenic [Define Sterilization]
List the 4 desirable characteristics of antimicrobial drugs
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-cell wall synthesis (osmotic lysis since humans lack a cell wall) -protein synthesis inhibition (binds to prokaryotic ribosome) -Antimetabolites (competitive inhibitors) -Nucleic acid inhibition (inhibits replication and transcription. can not penetrate through eukaryotic nucleus) -membrane active agents (surface infe...
List 5 mechanisms of action antimicrobial drugs utilize.
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
sulfonamides trimethoprim [Define Sterilization]
Name the two antimetabolites that garner a synergistic effect on bacteria
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
beta-lactam [Define Sterilization]
Penicillins are distinguishable by their ___ _____ ring
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
narrow: gram positives and neisseria [Define Sterilization]
What is the spectrum of general penicillins?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-penicillin V (oral and acid resistant) -penicillin G (potent) [Define Sterilization]
Name the two forms of penicillin
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-narrow spectrum -destroyed by pencilinase (beta-lactamase produced by bacteria) -allergenic Semisynthetic penicillins combat all these problems [Define Sterilization]
Name limitations of penicillin
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-alternatives to penicillin -cell wall synthesis inhibitors -broader spectrum -concentrate in urine [Define Sterilization]
Explain cephalosporons
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-inhibit protein synthesis -mostly broad spectrum [Define Sterilization]
Explain aminoglycosides
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
the large spectrum aminoglycoside gram negatives and mycobacterium (causes TB) [Define Sterilization]
What is streptomyocin?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
a topical aminoglycoside used in neosporin [Define Sterilization]
What is neomyocin?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-otooxicity and nephrotoxicity -one step resistance [Define Sterilization]
What are some limitations of aminoglycosides?
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-protein synthesis inhibitor -reserved for severe infections (rock mountain syndrome, typhoid, meningitis) *can cross blood-brain barrier [Define Sterilization]
Explain the effects of chloramphenicol
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
http://www.cram.com/flashcards/microbiology-unit-2-test-871066
43/1438042988399.65_20150728002308-00129-ip-10-236-191-2_383141090_0.json
069b951f_t_2_Test_Flashcards___Cram_com__Define_Sterilization
-aplastic anemia (removes stem cells in bone marrow) -gray syndrome in children [Define Sterilization]
List some side effects of chloramphenicol
[]
Microbiology: Unit 2 Test Flashcards - Cram.com
Define Sterilization
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-inhibits protein synthesis -broad spectrum -used on rickettsiae, chlamydia, mycoplasma, and as acne treatment [Define Sterilization]
List the characteristics of tetracycline
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-superinfections (clodistrum dificile and candida albicans) -tooth discoloration -sensitivity to sunlight [Define Sterilization]
List some drawbacks of tetracycline
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-inhibits protein synthesis -erythromyocin [Define Sterilization]
List the characterestics of macroclides
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an infection acquired in the hospital [Define Sterilization]
What is a nosocomial infection?
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a cell wall synthesis inhibitor VRE VRSA [Define Sterilization]
What is vancomycin? List two types of strains resistant to vancomyocin
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--inhibits RNA synthesis used on Mycobacterium TB [Define Sterilization]
What does rifampin do? Name one use.
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Define Sterilization
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-competitive enzyme inhibitors (blocks synthesis of folic acid made by bacteria) -broad spectrum -trimethroprim [Define Sterilization]
Sulfa drugs are man-made antimicrobics. What do they do? Are they broad spectrum or narrow? They can also be used with another drug for a synergistic effect. Name the drug.
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Define Sterilization
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Isoniazid (INH) [Define Sterilization]
Name the drug lethal to growing TB, used as a prophylactic.
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they are limited due to toxicity to eucaryotes [Define Sterilization]
Why are anitfungal and antiviral agents so limited in their effectiveness?
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Define Sterilization
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-genetic determinants (immune response gene) -dietary factors (proteins, vitamins, etc) [Define Sterilization]
List some important considerations for all levels of defense
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-anatomic barriers (keratinized skin) -secretions (stomach acid, bile, mucus) -macrophages (alveolar macrophage in lungs) -enzymes (lysozyme in tears) -mechanical actions (peristalsis, cilia, flushing in urine) [Define Sterilization]
List five actors in the "1st line of defense".
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-altered permeability of membranes (prevents drug from entering the cell) -enzymes which destroy the drug -altered metabolic pathways that evade the mechanism of drug -biochemical modification of drug by microbe [Define Sterilization]
List 4 mechanisms of resistance
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-mutations -transfer of genes via plasmids (R/resistance factors) through conjugation, transduction or transformation - antibiotics select for resistant microbes [Define Sterilization]
List 3 ways in which resistance develops
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negative they have naturally-occuring beta lactamases [Define Sterilization]
Gram ______ bacteria are inherently resistant to some penicillins. Why?
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Kirby-Bauer test bacterium is spread over a plate and disks are dropped onto the bacterial lawn. "zone of inhibition" is measured. semiquantative and indicates which drugs might be effective [Define Sterilization]
Give another term and explain the procedure for the disk dilution assay.
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Define Sterilization
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to determine dosage of a drug [Define Sterilization]
What is the tube dilution assay used for?
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Define Sterilization
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minimum inhibitory concentration smallest concentration (highest dilution) of a drug that visibly inhibits growth. smallest effective dosage. [Define Sterilization]
Explain the MIC
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minimum lethal concentration minimum bacteriocidal concentration [Define Sterilization]
What is the MLC? MBC?
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Define Sterilization
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granulocytes (lobbed nucleus) agranulocytes [Define Sterilization]
List the two major divisions of leukocytes
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Define Sterilization
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important for phagocytosis 55-90% [Define Sterilization]
Function of neutrophils? What is their make up?
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mast cells that recruit other inflammatory cells and responsible for histamine and allergenic stimulus 0.5% [Define Sterilization]
Function of basophils? What is their make up?
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basophils eosinophils neutrophils [Define Sterilization]
List the three granulocytes
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attacks large eukaryotic pathogens as well as involved in inflammation and allergic reaction [Define Sterilization]
Function of eosinphils? What is their make up?
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Define Sterilization
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monocytes lymphocytes [Define Sterilization]
List the two types of agranulocytes
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Define Sterilization
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macrophages. largest of all blood cells, cytoplasm contains digestive enzymes 3-7% [Define Sterilization]
Function of monocytes? What is their make up?
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Define Sterilization
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B & T cells- cells of the specific immune response 20-35% [Define Sterilization]
Functions of lymphocytes? What is their make up?
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Define Sterilization
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non-specifically destroy tumor cells and virus infected cells by releasing proteases and phospholipases [Define Sterilization]
What do natural killer cells do?
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Define Sterilization
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humoral response immunity antibodies [Define Sterilization]
What type of immunity are B cells responsible for? Which important cell bodies are they known for producing?
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Define Sterilization
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cell-mediated immunity t-cells modulate immune functions and kills foreign cells directly [Define Sterilization]
What type of immunity are T cells responsible for? What is their role?
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Define Sterilization
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warmth heat given off by increased blood flow [Define Sterilization]
Calor
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redness increased circulation and vasodilation in injured tissues [Define Sterilization]
Rubor
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swelling increase fluid escaping into the tissues [Define Sterilization]
Tumor
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pain stimulation of nerve endings [Define Sterilization]
Dolor
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Define Sterilization
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20 or more [Define Sterilization]
In the complement system, how many serum proteins are there?
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Define Sterilization
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-enhance phagocytosis (opsonization) -promote inflammation and edema -promote lysis of foreign cells -promote immune adherence [Define Sterilization]
4 functions of the complement system
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initiated by antigen-antibody binding [Define Sterilization]
In the complement system, what is the "classic" pathway?
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Define Sterilization
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intiated by endotoxin complement proteins bind to internal cell wall and surface components of microbes [Define Sterilization]
In the complement system, what is the "alternate" pathway?
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Define Sterilization
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regulatory proteins that affect behavior of other cells [Define Sterilization]
What are cytokines?
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Define Sterilization
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antiviral, induce changes in genetic expression [Define Sterilization]
Interfeurons
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Define Sterilization
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stimulate proliferation and activation of various immune cells that induce fever [Define Sterilization]
Interleukins
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Define Sterilization
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stimulate growth and differentiation of some leukocytes [Define Sterilization]
Colony stimulating factos (CSFs)
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Define Sterilization
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the ability of the body to react with a wide spectrum of foreign substances [Define Sterilization]
Immunocompetence
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Define Sterilization
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-antigens induce formation of antibodies -sensitization of allergens stimulate immune response -you illicit the immune response yourself [Define Sterilization]
Naturally acquired active immunity
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Define Sterilization
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-mother to child -conferred immunity (transplacental- ass antibodies to child during pregnancy) -colostrum contains secretory antibody from mother (breastmilk) [Define Sterilization]
Naturally acquired passive immunity
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Define Sterilization
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-vaccination (vaccines illicit the immune response) -attenuated, killed or subunit vaccines (partial proteins from viruses) [Define Sterilization]
Artificially acquired active immunity
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-passive immunization (immunoprophalyxis) -preformed antibody (blood from someone who had the cirus) -anitserum, antivenom, etc [Define Sterilization]
Artistically acquired passive immunity
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Define Sterilization
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