Unit 2: 14.1

Question 1

Alexander Fleming first observed a mold known as Penicilium notatum that was able to inhibit which organism?

Answer 1

Staphylococcus

Question 2

Bacteriostatic

Answer 2

Cause a reversible inhibition of growth with bacterial growth restarting after elimination of the drug

Question 3

Bactericidal

Answer 3

Drugs that kill their target bacteria

Question 4

Narrow-spectrum antimicrobial

Answer 4

Targets only specific subsets of bacterial pathogens

Question 5

If the pathogen causing an infection has been identified, is it best to use narrow or broad spectrum antimicrobial

Answer 5

Narrow because it minimizes collateral damage to normal bacteria

Question 6

Broad spectrum antimicrobial

Answer 6

Targets a wife variety of bacterial pathogens, this can increase risk if superinfection

Question 7

Superinfection

Answer 7

A secondary infection in a patient having a preexisting infection

• yeast infections
• Clostridium difficile
• Candida albicanis