protein synthesis 1 part 4

What do macrolides inhibit in bacterial cells?

• DNA replication

• RNA transcription

• Protein synthesis

• Cell wall synthesis

Which macrolide is known for its increased gastric acid stability?

• Clarithromycin

• Erythromycin

• Spiramycin

• Azithromycin

Which bacteria are macrolides strongly effective against?

• Viruses

• Gram-positive cocci

• Fungi

• Gram-negative bacilli

What is the main reason erythromycin needs an enteric coating?

• It is too expensive

• It is destroyed by gastric acid

• It has a bad taste

• It is not effective

How long does azithromycin last in the body?

• 6 hours

• 2-4 days

• 24 hours

• 1 hour

Which macrolide is effective against Mycobacterium leprae?

• Erythromycin

• Clarithromycin

• Roxithromycin

• Azithromycin

What is a common resistance mechanism to erythromycin?

• Increased absorption

• Efflux pump

• Better taste

• Faster metabolism

Which macrolide is less effective on staphylococci?

• Azithromycin

• Spiramycin

• Clarithromycin

• Erythromycin

What should be adjusted for clarithromycin in renal function issues?

• Color

• Dosage

• Formulation

• Taste

Which macrolide is primarily concentrated in bile?

• Erythromycin

• Clarithromycin

• Azithromycin

• Roxithromycin