Test your self 3rd stage pinned «MCQ/Cancer Chemotherapy الأجوبة الصحيحة تحتها خط 1. Methotrexate is: a) A purine antagonist b) A folic acid antagonist c) An antibiotic d) An alkylating agent 2. Tick the antibiotic for cancer chemotherapy: a) Cytarabine b) Doxorubicin c) Gentamycin…»
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1) Which of the following combination is correct?
Anonymous Quiz
86%
a) Penicillin: inhibition of cell wall synthesis
5%
b) Cephalosporin: inhibition of protein synthesis
5%
c) Aminoglycoside: inhibition of cell wall synthesis
3%
d) Fluoroquinolones: inhibition of cell wall synthesis
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2) What is a common feature among the following group of antibiotics like Penicillin, Cephalosporins, Carbapenems, and Monobactams?
Anonymous Quiz
10%
a) They all bind penicillin-binding protein-1 and inhibit their transpeptidase activity
41%
b) They all have a β-lactam ring as a part of their biological interaction
4%
c) None of them can penetrate the central nervous system
45%
d) All of the above
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Amoxycillin is similar to Ampicillin in different respects except in ………………
Anonymous Quiz
16%
Antibacterial spectrum
16%
Penicillinase resistance
13%
Hypersensitivity reaction
55%
Oral absorption
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All of the ffollowing statements about Clavulanic acid, Sulbactam and Tazobactam are true, except:
Anonymous Quiz
20%
Antibiotic activity of beta-lactamases is inhibited by beta-lactamases
41%
Inhibits beta-lactamases and can be administered with penicillinase sensitive penicillins
24%
Co-administered with carbapenems to block carbapenemase inactivation
15%
Typically co-administered with the cephamycin
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The following cephalosporin is associated with bleeding complications
Anonymous Quiz
36%
Cefotaxime
19%
Cefuroxime
20%
Cefotetan
25%
Cefazolin
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Redman syndrome is toxicity associated with
Anonymous Quiz
10%
Amoxicillin
12%
Daptomycin
16%
Linezolid
62%
Vancomycin
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Cilastatin is given along with Imipenem for the following reason:
Anonymous Quiz
17%
Inhibition of beta-lactamases thus preventing inactivation of Imipenem
13%
Blocking of bacterial transpeptidase and preventing degradation of Imipenem
17%
Decreasing hydrolysis of Imipenem
54%
Inhibition of renal tubular dipeptidase thus preventing hydrolysis of Imipenem by renal tubular
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Followings are the penicillinase-resistant penicillin, except:
Anonymous Quiz
44%
Carbenicillin
17%
Methicillin
26%
Nafcillin
13%
Cloxacillin
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Which of the following antibiotics acts as a protein synthesis inhibitor?
Anonymous Quiz
11%
a-Erythromycin, Chloramphenicol
8%
b-Vancomycin, Cephamycin
11%
C-Gentamicin, Tetracycline
70%
Both a and c
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Ototoxicity, vestibulo-toxic impairment, and nephrotoxicity are seen as major adverse effects of
Anonymous Quiz
49%
Aminoglycosides
14%
Macrolides
3%
Fluoroquinolones
34%
All of the above
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Gray baby syndrome in neonates can be caused by
Anonymous Quiz
4%
Penicillin
70%
Chloramphenicol
14%
Quinolones
12%
Sulphonamides
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Fanconi syndrome can be caused by
Anonymous Quiz
25%
Tetracycline
33%
Quinolones
37%
Sulphonamide
5%
Penicillin
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Following cephalosporins can cross the blood-brain barrier and therefore can be used in the treatment of meningitis except
Anonymous Quiz
26%
Ceftazidime
30%
Ceftriaxone
19%
Cefotaxime
26%
Cefixime
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Forwarded from Serotonin Stage
Forwarded from Serotonin Stage
Forwarded from Serotonin Stage
Augmentin is
Anonymous Quiz
20%
Amoxicillin + ampiclillin
18%
Amoxicillin +azithromycin
62%
Amoxicillin+ clavulanic acid
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Forwarded from Serotonin Stage
When uses cefamandole ingseted with alcohol the side effect is
Anonymous Quiz
21%
Haemolytic anemia
20%
Diarrhea
45%
Disulfiram like effect
14%
Allergic
Forwarded from Serotonin Stage
Imipenem compounded with ........... to protect it form metabolism by renal dihydropeptidase
Anonymous Quiz
18%
Meropenem
11%
Ertapenem
54%
Cilastatin
17%
Azactam