Antibiotics Flashcards
1
Q
A chemical substance PRODUCED BY MICROORGANISMS that can selectively inhibit the growth of, or kill, other microorganisms.
A
Antibiotic
2
Q
Any substance of natural, semi-synthetic, or synthetic origin that kills or inhibits the growth of microorganisms but causes little or no damage to the host.
A
Antimicrobials/antibacterial agents
3
Q
When diseased herds are treated to cure infection in some and prevent infection in the others is it known as:
A
Metaphylactic antimicrobial use
4
Q
Ways of classifying antimicrobial agents:
A
Chemical structure
Origin (natural vs synthetic)
Effect on bacteria (-static vs -cidal)
Spectrum of activity (broad vs narrow)
Mode of action
5
Q
Mode of action of antimicrobials: inhibit…
A
Protein synthesis Cell wall synthesis DNA synthesis Cell membrane integrity Folic acid metabolism
