Part 1

Question 1

What is a disease?

Answer 1

Any condition which impairs the normal functioning of an organism

Question 2

What are the two types of diseases?

Answer 2

Infectious or non-infectious

Question 3

What is the study of disease known as?

Answer 3

Pathology

Question 4

What are the 4 main types of disease?

Answer 4

Genetic, infectious, deficiency and physiological

Question 5

What is epidemiology?

Answer 5

The study of the causes and effects of health and disease in a population

Question 6

What is a pathogen?

Answer 6

An organism or agent which causes disease

Question 7

What is an infectious disease caused by and how is it passed on?

Answer 7

A pathogenic agent, and is passed from one organism to another by direct or indirect contact

Question 8

What is a non-infectious disease?

Answer 8

A disease not caused by a pathogen, and includes genetic disorders, or social and mental diseases

Question 9

What are the main preventative measure against infectious disease?

Answer 9

Antibiotics, vaccines and good hygiene

Question 10

What are the main preventative measures against non-infectious diseases

Answer 10

A healthy diet and good physical activity

Question 11

What is an example of a curable infectious disease and what can it be cured by?

Answer 11

Cellulitis, which an be cured using antibiotics or penicillin

Question 12

Which disease is the biggest killer in Australia?

Answer 12

Coronary heart disease

Question 13

Which diseases are the biggest killers in underdeveloped countries?

Answer 13

HIV

Question 14

Why do the diseases which people die from differ from Australia to underdeveloped countries?

Answer 14

The quality of living conditions and healthcare systems, people in underdeveloped nations do not live to older ages where heart and lung diseases come into play, instead dying to other diseases at a younger age because the risk of infection is highly increased

Question 15

What are the four main types of pathogens?

Answer 15

Bacteria, fungi, virus and parasite

Question 16

How do we interact with pathogens in daily life?

Answer 16

We come into contact with pathogens every day, most of the time our body’s immune system destroys them before they can cause harm

Question 17

What are the three factors which determine whether an exposure to a pathogen results in infection?

Answer 17

Dose, virulence and host resistance

Question 18

What is dose?

Answer 18

The amount of organisms that enter your body

Question 19

What is virulence?

Answer 19

The strength of the organism

Question 20

What is host resistance?

Answer 20

The ability of your immune system to fight infection

Question 21

What are bacteria and how many species are there?

Answer 21

Microscopic, unicellular organisms, there are thousands of species

Question 22

What types of bacteria do we contain and which bacteria causes disease?

Answer 22

We contain good and bad bacteria and pathogenic bacteria can cause disease

Question 23

What can bacteria be treated by?

Answer 23

Antibiotics

Question 24

What are examples of diseases caused by bacteria?

Answer 24

Whooping cough, salmonella, tetanus and tuberculosis

Question 25

What can barbed wire cause?

Answer 25

Deep puncture wounds which allow the bacterium which causes tetanus to enter the body

Question 26

What are viruses?

Answer 26

The smallest known pathogen, and are non-living

Question 27

What do viruses contain?

Answer 27

A fragment of genetic material encased in a protective protein coat

Question 28

What do viruses do?

Answer 28

Reproduce inside host cells and damage the cell, before taking over and making thousands of copies

Question 29

What happens to the host cells when viruses enter?

Answer 29

They burst open and viruses are passed out in the bloodstream, airways and other routes

Question 30

What are some diseases caused by viruses?

Answer 30

Influenza, colds, measles, chicken pox and HIV