Pathogens Flashcards Preview

CTC Junior Vet science > Pathogens > Flashcards

Flashcards in Pathogens Deck (16):
1

Epidemiology

Branch of medical science dealing with the transmission and control of disease

2

Pathogens

microbes (microscopic living organisms) or other agents that cause disease

3

Example of beneficial microbes

the symbiotic bacteria in digestive system of cattle and horses to help digest cellulose in roughage

4

Common types of pathogens

Bacteria
Viruses
Fungi
Prions
Protozoa

5

Bacteria

Single celled organisms that are prokaryotic

6

What are the 3 types of bacteria

-Cocci
-Bacilli
- Spirals

7

Symptoms of bacterial infections can include

-Fever
-Pain
-Swelling
-Vomiting
-Diarrhea
-Formation of pus
-Abortion

8

The usual treatment of bacteria

Antibiotics, but treatment may vary

9

Prions

Infectious particles (not cells) made form abnormally folded protein found on the surface of nerve cells

10

Why are prions hard to fight?

Highly resistant to heat, radiation, and disinfectants

11

What sicknesses can prions cause?

-Mad-cow disease
- Some forms of Alzheimer's

12

Viruses

Consists of a piece of genetic material (RNA) housed with in a protective coat. Not cells

13

How do viruses reproduce?

Hijacking cell of another organism (host) and get the cell to reproduce more viruses

14

Viruses are commonly associated with

-Skin
-Blood
-Liver
-Uterus
-Fetus
-Brain
-Lungs
-Stomach
-Intestines

15

Diagnosis of viruses

Done by:
-Virus isolation
-ELISA
-PCR testing (Blood testing)

16

Treatments of viruses

-Mainly supportive
-Antiviral medications ( very expensive)