Module 10 antimicrobial drugs

Question 1

Bacteriostatic

Answer 1

Inhibits the growth or reproduction of the bacteria

Question 2

bactericidal

Answer 2

kills the bacteria

Question 3

Cooking and pasteurization will eliminate the risk of exposure of drug residues when antibiotics are used in food producing animals. (t/f)

Answer 3

false

Question 4

Act on Gram-positive and Gram-negative bacteria

Answer 4

broad spectrum

Question 5

Microorganisms that were once sensitive to the effects of a particular antimicrobial drug but is no longer damaged by the drug is showing acquired drug resistance. (t/f)

Answer 5

true

Question 6

Bacteria that produce beta-lactamase are likely resistant to penicillin (t/f)

Answer 6

true

Question 7

Once of the possible uses of antimicrobials is to promote growth and feed efficiency.

Answer 7

True

Question 8

time dependent drug dosing

Answer 8

antibiotics are long-acting formulations or require multiple doses

Question 9

Antibiotics mean larger doses less often.

Answer 9

Concentration dependent

Question 10

White tip intramammary infusions are used for the:

Answer 10

lactating cow

Question 11

ret tip intrammamary infusions are used for

Answer 11

dry cow

Question 12

are fluroquinolones concentration dependent?

Answer 12

Yes

Question 13

What role does clavulanic acid play when potentiating amoxicillin?

Answer 13

Blocks the enzyme that breaks down beta-lactams

Question 14

What does beta-lactamase do?

Answer 14

Breaks down beta-lactam antibiotics

Question 15

Which antibiotic can cause esophageal stricture in cats?

Answer 15

doxycycline

Question 16

What does it mean if an antibiotic is potentiated?

Answer 16

An ingredient is added to increase it’s spectrum/effect

Question 17

interferon is a __________

Answer 17

antiviral

Question 18

Which antibiotic class does not disrupt normal GI flora in rabbits and rodent?

Answer 18

Fluoroquinolones

Question 19

Which is a common fluroquinolone used for cats?

Answer 19

Marbofloxacin

Question 20

Which of the following is an imidazole?

Answer 20

fluconazole

Question 21

Which drug is an antifungal that inhibits Cytochrome P450?

Answer 21

ketoconazole

Question 22

Which antibiotic should you wear gloves when handling as it has a potential to cause aplastic anemia in people?

Answer 22

Chloramphenicol