Microbio Lab Exercise 25; Chemical
Methods of Control; Antimicrobial
Drugs correctly answered
Antibiosis - correct answer ✔✔ against life
Pasteur and others observed that infecting an animal w/ Pseudomonas aeruginosa protected
the animal against Bacillus anthracis. Later investigators coined the word ______ for this
inhibition - correct answer ✔✔ Antibiosis
Inhibition against a substance is known as - correct answer ✔✔ an Antibiotic
An antibiotic is a substance: - correct answer ✔✔ Produced by a microorganism that inhibits
other microorganisms
How is antimicrobial drugs tested? - correct answer ✔✔ Disk diffusion test
What are antimicrobial drugs tested with in the disk diffusion test? - correct answer ✔✔ MH
(Muller Hinton Agent)
What do you look for to find out whether or not a certain drug is susceptible to an antimicrobial
drug? - correct answer ✔✔ Zone of Inhibition
If you are given a diameter of a zone of inhibition, what do you do since it is based on mm. -
correct answer ✔✔ You double it & compare it to see if it is S, I, R. (susceptible, intermediate,
resistant)
Methods of Control; Antimicrobial
Drugs correctly answered
Antibiosis - correct answer ✔✔ against life
Pasteur and others observed that infecting an animal w/ Pseudomonas aeruginosa protected
the animal against Bacillus anthracis. Later investigators coined the word ______ for this
inhibition - correct answer ✔✔ Antibiosis
Inhibition against a substance is known as - correct answer ✔✔ an Antibiotic
An antibiotic is a substance: - correct answer ✔✔ Produced by a microorganism that inhibits
other microorganisms
How is antimicrobial drugs tested? - correct answer ✔✔ Disk diffusion test
What are antimicrobial drugs tested with in the disk diffusion test? - correct answer ✔✔ MH
(Muller Hinton Agent)
What do you look for to find out whether or not a certain drug is susceptible to an antimicrobial
drug? - correct answer ✔✔ Zone of Inhibition
If you are given a diameter of a zone of inhibition, what do you do since it is based on mm. -
correct answer ✔✔ You double it & compare it to see if it is S, I, R. (susceptible, intermediate,
resistant)
