Flashcard 3.1.2 Review - Agents of Disease

Front

Infectious

Back

Contracted or caught.

Front

What is a prion?

Back

A nonliving form of protein that can infect the brain and currently has no known cure.

Front

What is the most likely infectious agent that is a protist?

Back

A type of pathogen that can cause diseases in humans and animals.

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What are viruses?

Back

Nonliving, submicroscopic infective agents that typically comprise an RNA or DNA core of genetic material surrounded by a protein coat.

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What type of pathogen causes athlete's foot?

Back

Fungus.

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What is a bacterium?

Back

A single-celled microorganism that can be beneficial or pathogenic.

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What are helminths?

Back

Parasitic worms that can infect humans and cause various diseases.

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What is the role of a pathogen?

Back

To cause disease in a host organism.

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What is an example of a viral infection?

Back

Influenza.

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What is the difference between bacteria and viruses?

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Bacteria are living cells that can reproduce on their own, while viruses are nonliving and require a host to replicate.