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Questions and Answers
What is the parent structure of 1st generation Ceph?
What is the parent structure of 1st generation Ceph?
- 7-aminopenicillanic acid
- 6-aminopenicillanic acid
- 6-aminocephalosporanic acid
- 7-aminocephalosporanic acid (correct)
What is the result of replacing sulfur with oxygen in a cephalosporin?
What is the result of replacing sulfur with oxygen in a cephalosporin?
- Increased antibacterial activity due to enhanced acylation power (correct)
- No significant effect on antibacterial activity or chemical stability
- Increased antibacterial activity and better chemical stability
- Better chemical stability and longer half-life
Which generation of cephalosporins is most active against gram-positive bacteria?
Which generation of cephalosporins is most active against gram-positive bacteria?
- 1st generation (correct)
- 4th generation
- 3rd generation
- 5th generation
Which aminoglycoside has streptidine as its aminocyclitol ring?
Which aminoglycoside has streptidine as its aminocyclitol ring?
What is the result of replacing sulfur with methylene in a cephalosporin?
What is the result of replacing sulfur with methylene in a cephalosporin?
Which aminoglycoside is most ototoxic?
Which aminoglycoside is most ototoxic?
What is the class of antibiotics that includes Erythromycin, Azithromycin, and Clarithromycin?
What is the class of antibiotics that includes Erythromycin, Azithromycin, and Clarithromycin?
Which antibiotic is stable in acid due to a methyl substituent, blocking internal dehydration?
Which antibiotic is stable in acid due to a methyl substituent, blocking internal dehydration?
What is Bleomycin?
What is Bleomycin?
Which of the following is NOT a type of Penicillin?
Which of the following is NOT a type of Penicillin?
What is the characteristic structure of Macrolides?
What is the characteristic structure of Macrolides?
Which of the following antibiotics is NOT a type of Cell Wall Synthesis Inhibitor?
Which of the following antibiotics is NOT a type of Cell Wall Synthesis Inhibitor?
What is the primary difference between 1st and 2nd generation Tetracyclines?
What is the primary difference between 1st and 2nd generation Tetracyclines?
Which generation of Tetracyclines is known for its broader antibacterial spectrum?
Which generation of Tetracyclines is known for its broader antibacterial spectrum?
What is the name of the 3rd generation Tetracycline that is only available in IV formulation and has an increased risk of mortality?
What is the name of the 3rd generation Tetracycline that is only available in IV formulation and has an increased risk of mortality?
What type of drugs are Sulfonamides?
What type of drugs are Sulfonamides?
What is the optimum substituent at N-1 for Quinolones?
What is the optimum substituent at N-1 for Quinolones?
Which Quinolone has a methoxy substituent at C-8 and is active against gram+ bacteria?
Which Quinolone has a methoxy substituent at C-8 and is active against gram+ bacteria?
What is the primary use of Tetracyclines in swine?
What is the primary use of Tetracyclines in swine?
What is the name of the Tetracycline that is known to cause ototoxicity/vestibular problems?
What is the name of the Tetracycline that is known to cause ototoxicity/vestibular problems?
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