VBMS 303 EXAM 3 with Questions and Correct Answers 2025.

VBMS 303 EXAM 3 with Questions and
Correct Answers 2025




Disinfection ,- ,CORRECT ,ANSWER-The ,process ,of ,destroying ,pathogens ,by
,denaturing ,cell ,walls ,and ,destroying ,proteins
- ,sunlight, ,hot ,air, ,moist ,heat, ,dry ,heat, ,fire, ,sterilants

Disinfectant ,- ,CORRECT ,ANSWER-Germicide ,with ,little ,irritant ,effect ,on ,tissue

Sterility ,- ,CORRECT ,ANSWER-Complete ,absence ,of ,any ,form ,of ,life

Antiseptic ,- ,CORRECT ,ANSWER-Agent ,that ,eliminates ,infection ,on ,a ,living
,tissue


Antibiotic ,- ,CORRECT ,ANSWER-Substance ,produced ,by ,a ,microorganism ,that
,at ,a ,low ,concentration, ,inhibits ,or ,kills ,another ,microorganism


Bacterial ,resistance ,- ,CORRECT ,ANSWER-Absence ,of ,receptors, ,inadequate
,permeability, ,escape, ,drug ,action, ,synthesize ,enzyme ,(inactivation), ,acquired
,genetics ,(transduction, ,conjugation, ,transformation)


Chemical ,agents ,- ,CORRECT ,ANSWER-- ,Boric ,acid: ,non ,irritating, ,weak
- ,Lye: ,caustic
- ,Lime
- ,Chlorine: ,corrosive, ,kills ,spores
- ,Phenolics: ,toxic, ,kills ,mycobacteria, ,not ,spores
- ,Quaternary ,Ammonium ,Compounds: ,not ,effective ,against ,mycobacteria/non-
enveloped ,viruses
- ,Formaldehyde ,solution: ,powerful ,germicidal ,action, ,skin ,damage
- ,Alcohols: ,solvent, ,antiseptic, ,disinfectant ,
- ,Iodine: ,effective ,against ,most ,microbes

Immunity ,- ,CORRECT ,ANSWER-A ,condition ,of ,being ,able ,to ,resist ,a ,particular
,disease, ,especially ,through ,preventing ,development ,of ,a ,pathogenic
,microorganism, ,or ,by ,counteracting ,the ,effects ,of ,its ,products