Zoonotic Diseases

Question 1

Describe One Health

Answer 1

Recognises tthe essential link between human, domestic animal and wildlife health and the threat that disease poses to people, their food supplies and economies

Question 2

Who defined the term zoononses

Answer 2

Rudolf Virchow - German physician and pathologist

Question 3

Define zoonosis

Answer 3

A disease that can be passed between vertebrate animals and humans

Question 4

Define zoonotic

Answer 4

Pertaining to zoonosis

Question 5

Define vector

Answer 5

An organism (normally biting insect/tick) that transfers disease or parasites from one animal to another

Question 6

Define reservoir

Answer 6

Population/tissue that is chronically infected with the causative agent of a disease and can therefore act as a source for further infection

Question 7

Define amplification host

Answer 7

A host in which the pathogen levels can become high enough to infect a vector if it feeds on it.

Question 8

Give an advantage and a disadvantage of a microorganism being pathogenic

Answer 8

+ Can increase spread (coughing, diarrhea)

- Causes death (reduces time in which the host can be infective)

Question 9

Give four reasons that the rates of zoonotic diseases have increased

Answer 9

Globalization
Population growth and spread
Environmental changes
Behavioural changes