A hospitalised patient develops pneumonia caused by Klebsiella pneumoniae. Microscopic examination of the patient’s K. pneumoniae isolate reveals a prominent capsule surrounding each bacterial cell.
Which of the following best explains how the capsule contributes to bacterial pathogenesis?

Question

A hospitalised patient develops pneumonia caused by Klebsiella pneumoniae. Microscopic examination of the patient’s K. pneumoniae isolate reveals a prominent capsule surrounding each bacterial cell.

Which of the following best explains how the capsule contributes to bacterial pathogenesis?

Answer

The capsule facilitates adhesion and protects the bacterium from host immune defences.

Answer

The capsule enables bacterial motility through actin polymerisation.

Answer

The capsule accelerates desiccation, helping the bacterium survive on hospital surfaces.

Answer

The capsule expands the host and tissue tropism of the bacterium.

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A hospitalised patient develops pneumonia caused by Klebsiella pneumoniae . Mic...

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