Chapter 14

What are interic viruses?

Infection transmitted via the fecal-oral route
What are respritory viruses?

Viruses that are inhaled
What are zoonotic viruses?

Viruses passed from animals to humans
What is an acute infection?
- A fast acting, infection that is short in duration.
- Host develops long lasting immunity
What is a persistent infection?
- An infection that is continually present in the host.
- Example: HPV, HIV, Herpes
3 Types of persistent infections:
- Latent
- Chronic
- Slow
What is a latent infection?
- symptomless period followed by reoccurance
- particles not detected until reactivation
- Initial infection and following infection could be different
What is a chronic infection?
- Virus can be detected at all times
- Host is always contagious
- Example: Hep B
What is a slow infection?
- Gradually increase in amount over time
- Example: Retroviruses/HIV
What is responsible for most virus induced tumors in humans?

Double stranded DNA virus's.

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Chapter 14

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Chapter 14

Updated

2010-05-19T22:26:58Z

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