Antibiotics Flashcards

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What are antibiotics used for?

Antibiotics are used to treat bacterial infections by either killing the bacteria or inhibiting their growth.

How do antibiotics work?

Antibiotics work by breaking down the outer layer of bacteria, stopping their reproduction, or disrupting their chemical processes.

Name some bacterial infections treated by antibiotics and their symptoms.

Pneumonia: Coughing, difficulty breathing, increased heartbeat, sweating, high fever.

Meningitis: Severe headache, neck stiffness, fever, blotchy rash, vomiting, drowsiness.

Tuberculosis: Persistent cough, weight loss, chest pain, coughing up blood or mucus.

Are antibiotics effective against viral infections?

No, antibiotics are not effective against viral infections such as the common cold or influenza.

Who discovered penicillin and when?

The Scottish scientist Alexander Fleming discovered penicillin in 1928.

What is antibiotic resistance and why is it a problem?

Antibiotic resistance occurs when bacteria become resistant to an antibiotic, making it difficult to treat infections. It is a problem because it can lead to the spread of ‘superbugs’ that are hard to eliminate.

Revision Notes
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