Antimicrobials Flashcards

1
Q

What does biocidal mean?

A

Kills and attacks something microorganisms that the host doesn’t

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2
Q

What does biostatic mean?

A

Inhibits the growth or reproduction of a microorganism.

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3
Q

What is the spectrum of action?

A

The range of bacteria in which the antibiotic is effective

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4
Q

What drugs are considered as the first line of use?
A) 2nd and 3rd generation ceohalosporins, fluoroquinoles, aminoglycosides
B) 1st generation cephalosporins, tetracyclines, gentamicin, most penicillins

A

B

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5
Q

Why is a broad spectrum anti microbial used?

A

Used when we don’t know the microorganism.

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6
Q

What are some clinical signs of an infection?

A

Fever, lethargy, anorexia

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7
Q

What are the actions of antibiotics?

A

Disrupt, damage, inhibit, interfere and impair

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8
Q

What type of drug is penicillin?
A) inhibitor
B) interferor
C) disruptor
D) damager

A

C - dysruptor

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9
Q

What is in clavamox and clavaseptin?

A

Amoxicillin and clavulanic acid

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10
Q

True or false.
Penicillin V is taken on a full stomach

A

False. Taken on an empty stomach

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11
Q

True or false
Cephalosporin is bactericidal

A

True

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12
Q

True or false
Cefazolin is a second generation cephalosporin

A

False. First generation

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13
Q

True or false cephalaxin can cause nephrotoxicity

A

True

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14
Q

True or false. Third generations are more gram-negative resistant

A

True

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15
Q

How do drugs damage the cell membranes?

A

By altering the CM permeability

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16
Q

True or false.
Polymyxin B is used for gram-positive bacteria

A

False

17
Q

How do drugs inhibit protein synthesis?

A

By binding to bacterial ribosomes

18
Q

What drug is used to treat Lyme disease?

A

Tetracycline

19
Q

What drug derives from streptomyces species?
A) polymyxin b
B) tetracycline
C) macrolides
D) diphenhydramine

A

C - macrolides

20
Q

These drugs are bactericidal
A

A