5.1 Health and disease

Question 1

Define what is ment by good health.

Answer 1

State of complete physical and mental well‑being, not just absence of disease

Question 2

State three different factors that can cause ill health?

Answer 2

• pathogens (bacteria, viruses)
• non‑communicable diseases
• poor diet
• stress
• lack of clean water

Question 3

Give an example of ill health of pathogens

Answer 3

• tuberculosis

* flu

Question 4

Give an example of ill health of non-communicable diseases:

Answer 4

• heart disease

* arthritis

Question 5

Give an example of ill health of poor diet

Answer 5

• obesity
• starvation
• rickets

Question 6

Give an example of ill health of stress

Answer 6

• heart disease

* mental health problems

Question 7

Give an example of ill health of lack of clean water:

Answer 7

• diarrhoeal diseases

* sickness

Question 8

Explain how the interactions between different types of diseases can affect the prevalence of a disease around the World
6 marks

Answer 8

• Many diseases more prevalent in overcrowded situations as transmission is easier.
• Poor cities in less developed countries have this problem.
• Injecting drug abuse increases risk of transmission of many blood‑borne diseases.
• This problem is more common in wealthy countries.
• Poor diet linked with non‑communicable diseases (e.g., heart disease) in all countries
• and to poor immune system and more communicable diseases in less developed countries

Question 9

Communicable diseases are caused by …

Answer 9

pathogens such as bacteria and viruses that can be passed by one person to another.
eg. Tuberculosis and flu

Question 10

Non-Communicable diseases cannot

Answer 10

be transmitted from one person to another

eg heart disease, arthritis

Question 11

True or false

Different health conditions and diseases can happen at the same time and interact

Answer 11

true