Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
50 Cards in this Set
- Front
- Back
Bactericidal Drugs ______________.
|
Kill Bacteria
|
|
Name a bactericidal drug.
|
Penacillin
|
|
Bacteriostatic Drugs ______________.
|
Inhibit Reproduction
|
|
Name a bacteriostatic drug.
|
Tetracycline
|
|
What does MIC stand for?
|
Minimum Inhibitory Concentration
|
|
What does MBC stand for?
|
Minimal Bactericidal Concentration
|
|
Low values of Minimum Inhibitory Concentration (MIC) and Minimal Bactericidal Concentration (MBC) indicate potency. True or false.
|
True
|
|
Post-antibiotic Effect is caused by the persistence of the antibiotic at its binding sites and that bacteria need to synthesize new proteins before growth can continue. True or False?
|
True
|
|
Class I antibiotics ultimately target what process?
|
ATP generation
|
|
Class II antibiotics ultimately target what process?
|
Growth
|
|
Class III antibiotics ultimately target what process?
|
Assembly of Macromolecules (DNA, peptidoglycan etc.)
|
|
Sulphonamides are antibiotics which inhibiting nucleic acid synthesis. True or False?
|
True
|
|
What type of antibiotic inhibits nucleic acid synthesis?
|
Sulphonamides
|
|
b-lactam penicillins are antibiotics that inhibit cell wall synthesis. True or False?
|
True
|
|
Name an antibiotic that inhibits cell wall synthesis.
|
b-lactam penicillins (e.g amoxicillin)
|
|
b-lactam antibiotics interfere with the synthesis of the bacterial cell wall peptidoglycan, by covalently binding to the bacterial transpeptidation enzyme (penicillin binding protein) and preventing cross linkage between layers. True or False
|
True
|
|
How does Cycloserine affect the addition of residues to peptide side chains in bacteria?
|
Inhibits
|
|
What prevents the release from the carrier in bacteria cell wall synthesis?
|
Vancomycin
|
|
What prevents recycling of the lipid carrier in bacteria cell wall synthesis?
|
Bacitracin
|
|
Aminoglycosides (such as gentamycin and streptomycin) are anti-biotics which target protein synthesis in bacteria. True or False?
|
True
|
|
Tetracyclines (such as oxytetracycline and doxycycline) are anti-biotics which target protein synthesis in bacteria. True or False?
|
True
|
|
What is the purpose of Adjunctive Drugs?
|
Increase efficacy of antibiotics.
|
|
Probenecid is an Adjunctive Drugs which inhibits ___________.
|
penicillin excretion
|
|
Clavulanic acid is an Adjunctive Drugs which is a _______________ inhibitor.
|
penicillinase
|
|
Cilastin is an Adjunctive Drugs which prevents __________________________ of imipenem
|
Enzymatic Degredation
|
|
Over use of antimicrobial agents can result in _________________.
|
Resistance (MRSA)
|
|
Adverse effects such as hypersensitivity and anaphylaxis can occur with over using antibiotics. True or False?
|
True
|
|
HIV gp120 coat protein doesn't bind to CD4 receptor on host cell. True or False?
|
False
|
|
CD4 is a Receptor Tyrosine Kinase. True or False?
|
True
|
|
Give 2 examples of Nucleoside analogue reverse transcriptase inhibitors (NRTIs) anti-viral drugs.
|
Zidovudine, Abacavir
|
|
Give 2 examples of Non-nucleoside reverse transcriptase inhibitors (NNRTIs) anti-viral drugs.
|
Nevirapine, Viramune®
|
|
Give 2 examples of Protease Inhibitors used as anti-viral drugs.
|
Saquinavir, Invirase®
|
|
Helminths include Nematodes (roundworms), trematodes (flukes) and cestodes (tapeworms). True or False?
|
True
|
|
What anti-helminthic agent disrupts calcium homeostasis by binding to calcium channels which stimulates more calcium entry leading to contraction and paralysis? Piperazine, Praziquantal, Levamisole, Ivermectin or Benzimidalzoles?
|
Praziquantal
|
|
What anti-helminthic agent Inhibits b- tubulin microtubule dependent functions such as glucose uptake? Piperazine, Praziquantal, Levamisole, Ivermectin or Benzimidalzoles?
|
Benzimidalzoles
|
|
What anti-helminthic agent Inhibits neuromuscular transmission by Mimicking GABA at GABA Chloride channels causing paralysis? Piperazine, Praziquantal, Levamisole, Ivermectin or Benzimidalzoles?
|
Piperazine
|
|
What anti-helminthic agent causes motor paralysis
by opening glutamate gated chloride channel? Piperazine, Praziquantal, Levamisole, Ivermectin or Benzimidalzoles? |
Ivermectin
|
|
What anti-helminthic agent causes stimulation and blockade of neuromuscular junctions causing paralysed worms to be expelled in faeces? Piperazine, Praziquantal, Levamisole, Ivermectin or Benzimidalzoles?
|
Levamisole
|
|
What anti-fungal is tubulin-binding and prevents division? Echinocandin B, Azoles, Terbinafine, Flucytosine, Griseofulvin, Amphotericin or Nystatin?
|
Griseofulvin
|
|
What anti-fungal inhibits 1-3-b-glucan synthesis? Echinocandin B, Azoles, Terbinafine, Flucytosine, Griseofulvin, Amphotericin or Nystatin?
|
Echinocandin B
|
|
What anti-fungal inhibits squalene epoxidase, ergosterol synthesis? Echinocandin B, Azoles, Terbinafine, Flucytosine, Griseofulvin, Amphotericin or Nystatin?
|
Terbinafine
|
|
What anti-fungal inhibits cytochrome P450-3A, lanosine 14a demethylase - membrane wall? Echinocandin B, Azoles, Terbinafine, Flucytosine, Griseofulvin, Amphotericin or Nystatin?
|
Azoles
|
|
What anti-fungal disrupts DNA synthesis? Echinocandin B, Azoles, Terbinafine, Flucytosine, Griseofulvin, Amphotericin or Nystatin?
|
Flucytosine
|
|
What anti-fungal binds to ergosterol- alters cell membrane permeability? Echinocandin B, Azoles, Terbinafine, Flucytosine, Griseofulvin, Amphotericin or Nystatin?
|
Nystatin
|
|
What anti-fungal binds to ergosterol - alters cell membrane permeability? Echinocandin B, Azoles, Terbinafine, Flucytosine, Griseofulvin, Amphotericin or Nystatin?
|
Amphotericin
|
|
What anti-protozoal agent inhibits or antagonises folic acid metabolism? Primethamine, Atovaquone, Azithromycin, Chloroquine or Artemisinin?
|
Primethamine
|
|
What anti-protozoal agent inhibits calcium dependent ATPase? Primethamine, Atovaquone, Azithromycin, Chloroquine or Artemisinin?
|
Artemisinin
|
|
What anti-protozoal agent blocks protein synthesis? Primethamine, Atovaquone, Azithromycin, Chloroquine or Artemisinin?
|
Azithromycin
|
|
What anti-protozoal agent blocks the electron transport chain? Primethamine, Atovaquone, Azithromycin, Chloroquine or Artemisinin?
|
Atovaquone
|
|
What anti-protozoal agent forms a digestive vacuole to stop detoxification of Haem? Primethamine, Atovaquone, Azithromycin, Chloroquine or Artemisinin?
|
Chloroquine
|