Q1
4) Malignant tumours are called cancers.
4.1) Describe how a tumour can spread to different parts of the body. [2 marks]
4.1) Describe how a tumour can spread to different parts of the body. [2 marks]
Survival rates for people with cancer have improved a lot.
Some people who are alive 10 years after diagnosis are considered to be cured.
Figure 5 shows data for people diagnosed with cancer in 1961 and 2001.
4.2) Look at the data in Figure 5 for skin cancer.
Calculate the percentage increase in the survival rate of people diagnosed with skin cancer in 1961 compared to 2001.
Give your answer to three significant figures. [2 marks]
Some people who are alive 10 years after diagnosis are considered to be cured.
Figure 5 shows data for people diagnosed with cancer in 1961 and 2001.
4.2) Look at the data in Figure 5 for skin cancer.
Calculate the percentage increase in the survival rate of people diagnosed with skin cancer in 1961 compared to 2001.
Give your answer to three significant figures. [2 marks]
Survival rate increase = ______________ %
Look at the data in Figure 5 for bowel and prostate cancer.
Compare the survival rates for bowel and prostate cancer.
Suggest reasons for the comparisons you have made. [4 marks]
(Total for Question 4 = 8 marks)