Pathogens
History
Transmission
Modes of Transmission
Hosts
100

E. Coli is caused by this type of pathogen.

What is Bacteria?

100

Recent pandemic that caused economic hardships, stressed healthcare systems and has impacted mental health.

What is COVID 19?

100

The chain of transmission contains these three parts.

What is an infectious agent, a reservoir and a portal of exit?
100

Direct transfer of between the skin/mucosa of an infected person and that of a suseptible individual.

What is direct physical contact? 

100

A host in which a parasite reproduces sexually.

What is a definitive host?

200

Flu is caused by this type of pathogen.

What is virus?

200

This virus caused concern because it was so deadly, however, did not spread easily from person to person.   

What is H5N1 ("bird flu").

200
2 types of transmission.

What are direct transmission and indirect transmission.

200

A spray of infected droplets come in contact with skin/mucosa of a suseptible host. 

What is direct droplet transmission? 
200
A host that serves to sustain an infectious pathogen as a potential source of infection for transmission to humans.

What is a reservoir host?

300

Ringworn is caused by this type of pathogen

What is Fungi?

300

What are the three influenza pandemics in the 20th century.

What are the Spanish flu, the Asian flu, and the Hong Kong flu.

300

The time frame from exposure to an infectious agent until the time of the first sign or symptom of the disease. 

What is the incubation period? 

300

The exposure of infectious agents maintained in environmental reservoirs 

What is direct contact to an agent in the environment. 

300

A host in which larve develop but sexual reproduction does not take place. 

What is an intermediate host?

400

Giardia is caused by this type of pathogen.

What is Parasites?

400

In 1918, the _______ pandemic killed more than half a million people in the US and up to 50 million worldwide. 

What is the flu pandemic?

400

The duration of time between exposure to an agent and the onset of infectiousness.

What is the latent period? 

400

A direct transfer of infectious agents through broken skin. 

What is animal bites? 

400

A host from which infectious agents cannot be transmitted to other suseptible hosts.  

What is a dead end host?

500

Organisms that cause a disease or condition.

What are pathogens?

500

In 2019, these 2 infectious diseases were ranked in the top 10 causes of death by the WHO.

What are lower respiratory infections and diarrheal diseases

500

The duration between the first and last disease sign/symptom.

What is period of clinical illness?

500

This type of transmission occurs during pregnancy 

What is transplacental?

500

A generic term for a living organism involved in the indirect transmission of an infectious agent from a reservoir or infected host to a suseptible host.

What is vector?

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