Zoonotic disease

Definition

Zoonotic diseases are infections that are transmitted from animals to humans. These diseases can be caused by bacteria, viruses, parasites, or fungi.

5 Must Know Facts For Your Next Test

1. Zoonotic diseases can be spread through direct contact with animals, their bodily fluids, or contaminated environments.
2. Common examples of zoonotic diseases include rabies, Lyme disease, and Hantavirus pulmonary syndrome.
3. Vectors such as ticks, mosquitoes, and fleas often play a crucial role in the transmission of zoonotic diseases.
4. Human activities like deforestation and urbanization increase the risk of zoonotic disease outbreaks by disturbing wildlife habitats.
5. Preventative measures include vaccination of pets, proper hygiene practices, and avoiding contact with wild animals.

Review Questions

• What is a zoonotic disease and how is it typically transmitted?
• Name three common examples of zoonotic diseases.
• What role do vectors play in the transmission of zoonotic diseases?

Related terms

Vector-borne Disease: Diseases transmitted to humans through vectors such as insects.

Reservoir Host: An animal species that harbors a pathogen without suffering from the disease itself.

Pathogenicity:

The ability of a microorganism to cause disease in a host organism.