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Questions and Answers
What are the two purified compounds of penicillin in clinical use?
What are the two purified compounds of penicillin in clinical use?
- Penicillin M and penicillin P
- Penicillin A and penicillin B
- Penicillin G and penicillin H
- Penicillin G and penicillin V (correct)
How are most penicillins in clinical use synthesized?
How are most penicillins in clinical use synthesized?
- By yeast fermentation
- By Penicillium chrysogenum using deep tank fermentation (correct)
- By Aspergillus moulds
- By chemical synthesis only
What was a significant characteristic of penicillins when they were first introduced?
What was a significant characteristic of penicillins when they were first introduced?
- They caused allergic reactions in most patients
- They were effective against many bacterial infections caused by staphylococci and streptococci (correct)
- They were effective only against viruses
- They were ineffective against bacteria
Why have many types of bacteria developed resistance to penicillins?
Why have many types of bacteria developed resistance to penicillins?
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What is the typical route of administration for penicillin V?
What is the typical route of administration for penicillin V?
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Which microorganisms were some of the first to be effectively treated by penicillins?
Which microorganisms were some of the first to be effectively treated by penicillins?
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Which type of administration is specifically mentioned for penicillin V?
Which type of administration is specifically mentioned for penicillin V?
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What is the main source of penicillins in clinical use today?
What is the main source of penicillins in clinical use today?
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Which of the following is a common method of production for penicillins?
Which of the following is a common method of production for penicillins?
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What has been a consequence of extensive use of penicillins?
What has been a consequence of extensive use of penicillins?
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