B1c: Staying healthy

How are infectious diseases caused?

State the 4 types of pathogens and give an example of what they can cause.

How are the symptoms of an infectious disease caused?

What are non-infectious diseases?

Give 3 examples of non-infectious diseases and what causes them.

Give an example of a genetically inherited disorder.

Explain how malaria spreads throughout populations.

Give 3 ways to reduce the spread of malaria.

How does the human body defend itself against pathogens?

How does the immune system deals with pathogens?

What are memory cells?

What is immunisation?

What immunity is immunisation classed as?

Explain the different types of immunity.

Give 2 advantages of immunisation.

Give 2 disadvantages of immunisation.

What are antibiotics?

What are antivirals?

What are resistant bacteria?

Explain the 3 stages of drug development.

Explain why drug development is so expensive and takes a long time.

What is a blind trial?

What is a double blind trial?

What is cancer?

Explain the 2 types of tumours.

How does diet and lifestyle affect the risk of developing cancer?