Chapter 5 - Health And Disease - Cancer

Question 1

What is cancer?

Answer 1

When a group of cells is dividing uncontrollably

Question 2

What is a group of cancerous cells called?

Answer 2

A tumour

Question 3

Where can rumours occur?

Answer 3

In all animals (multicellular)

Question 4

What are the two types of tumour?

Answer 4

Benign and malignant

Question 5

What is a benign tumour?

Answer 5

A tumour that doesn’t spread and isn’t usually dangerous, but can turn into a malignant tumour

Question 6

What is a malignant tumour?

Answer 6

A tumour where cancerous cells can break off and spread to other organs, causing tumours there, dangerous

Question 7

What is a non-communicable disease?

Answer 7

A disease that can’t be caught from someone else/spread (eg. cancer, scurvy, anaemia etc)

Question 8

What is a communicable disease?

Answer 8

A disease that can be caught/ spread (e.g. infections)

Question 9

What is a vector?

Answer 9

A way of transmitting disease (eg. insects, food, droplet infection)