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Microbiology > L4 > Flashcards

L4 Flashcards

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1
Q

Gentamicin plus penicillin

A

Synergistic

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2
Q

Tetracycline and penicillin

A

Antagonistic

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3
Q

Synthetic drugs

A

sulfa drugs

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4
Q

Antibiotics :drugs produced by microorganisms

A

penicillin

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5
Q

Semisynthetic

A

Ampicillin

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6
Q

Microorganisms that produce antibiotics

A

Streptomyces & bacillus

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7
Q

Microorganisms that produce antifungal

A

Penicillium & Cephalosporium

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8
Q

Broad spectrum antibiotics

A

Amoxicillin, Ampicillin, sulphonamides, trimethoprim, tetracycline

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9
Q

Narrow spectrum antibiotics (gram positive)

A

penicillin , macrolides

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10
Q

Narrow spectrum antibiotics (gram negative)

A

Nalidixic acid, polymyxin

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11
Q

Bactericidal

A

Penicillins, cephalosporin, aminoglycosides

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12
Q

Bacteriostatic

A

tetracycline, chloramphenicol, sulphonamides.

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13
Q

Inhibition of cell wall synthesis

A

β- lactam drugs, Vancomycin, Cycloserine, Bacitracin

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14
Q

inhibit the synthesis of mycolic acids

A

Isoniazid & Ethambutol

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15
Q

Inhibition of protein synthesis

A

Chloramphenicol, erythromycin, tetracyclines

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16
Q

antifungal drugs affect the ergosterol in the cytoplasmic membrane of fungi

A

Amphotericin B and Nystatin

17
Q

antibacterial drugs that disrupt the cytoplasmic membrane.

A

Polymyxins (Colistin) & Lipopeptides (Daptomycin)

18
Q

Inhibit DNA synthesis

A

Quinolones, Nalidixic acid

19
Q

Inhibit the action of bacterial DNA gyrases

A

topoisomerases

20
Q

Inhibit RNA synthesis

A

Rifampin

21
Q

Inhibition of synthesis of essential metabolites (Antimetabolites)

A

Sulfonamides & Trimethoprim

22
Q

inhibit the synthesis of mycolic acids found in the cell walls of Mycobacterium species

A

Isoniazid & Ethambutol

Microbiology (10 decks)

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