L02 Cancer and the environment Flashcards Preview

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Flashcards in L02 Cancer and the environment Deck (8)
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1

What is the relationship between number of cigarettes smoked and risk of cancer?

Dose-response relationship

2

What are the three most common forms of cancer from smoking?

Lung
Oesphageal
Pancreatic

3

What are the 'big four' cancers in the UK?

Breast
Lung
Prostate
Bowel

4

What type of cancer is lots of red meat linked to causing?

Colorectal

5

Risk factors for colon cancer?

High fat diet
High meat diet
Low fibre diet
High amounts of bile
Fried meat diet

6

What is the name of the very potent carcinogen produced by Aspergillus flavus?

Aflatoxin B
Found in groundnut contamination

7

What are the situations where a woman is more exposed to oestrogen, and is therefore more at risk of breast, ovarian and endometrial cancer?

Early menarche (1st period)
Late menopause
No children
Late first pregnancy

8

Other factors other than smoking and diet that contribute to cancer risk?

Occupational hazards e.g. asbestos
Medicines e.g. radiation, cytotoxic drugs
UV light
Ionising radiation