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Microbiology
Antibacterial Medicines
14
Biology
Undergraduate 1
04/23/2013

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Cards

Term
What are three common sources of Antibacterial medicines?
Definition

1. Synthetic agents

2. Antibiotics

3. Natural

Term
What are the three natural sources of antibacterial medicines?
Definition

Fungi (mold)

Bacteria

Bacillus

Term
Describe two types of antibacterial medicines from Fungi
Definition

Penicillium

Cephalosporium

Term
What is a fact about Antibacterial medicines from soil bacteria (Streptomyces)
Definition
Greates source of antibiotics
Term
two types of Antibacterial medicines from bacillus
Definition

Bacitraun

polymixin B

Term

What are some results of using Antibacterial medicines?

Describe them.

Definition

1. Bacteriostatic-stops bacterial growth, starts back up when medicine is removed.

2. Bactericidal-stops bacterial growth indefinitely.

Term
What are 6 ways Antibacterial medicines stop bacteria?
Definition

1. Inhibition of Cell Wall

2. Inhibition of RNA/DNA synthesis

3. Inhibition of Protein synthesis

4. Inhibition of cell recognition

5. Inhibition of Metabolic pathways

6. Disruption of Cytoplasmic membrane

Term
Describe Cephalosporins
Definition
Semisynthetic antibiotics interefere with peptidoglycan cross-linking
Term
Name 7 Antibacterial medicines used to stop Protein Synthesis
Definition

1. Aminoglycosides-stops P-site

2. Tetracyclines-stops tRNA attachment

3. Streptogramines

4. Macrolides-stops movement

5. Chloramphenicol-stops peptide bond formation

6. Oxazolidines-stops ribosome from chomping

Term

What are three antibacterial medicines that inhibit DNA/RNA synthesis?

Describe

Definition

1. Rifampin-transcription

2. Quinolones/fluoroquinolones-DNA synthesis

3. Flagyl-damages DNA in anaerobic/microaerophilic bacteria

Term
What disrupts the Cytoplasmic Membrane?
Definition
Polymixin-amphiphatic
Term
How do superinfections occur?
Definition
overuse, long term use of antibacterial medicines.
Term
Describe Clostridium difficile
Definition
causes infection of intestinal tract
Term
What are 5 side effects?
Definition

1. Amino...

2.Tetra...

3. Macrolides

4.Chloromphenicol

5. Allergic Reactions

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