Coronary Heart Disease (CHD)-one month LATER.

This is my second revision resource that shows you how I revise and hopefully will guide you in a more successful revision. 

Coronary heart disease without aid is available in my resources.

If you do want more resources like this, tuberculosis is available in my resources.

Good luck for your exams!

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Coronary heart disease (CHD) revision-1 month

Use good quality revision material:
OCR AS Biology revision guide.

Cambridge book.

Comprehensive lesson notes
It is a multi-factorial disease.

High salt in the diet

High fat in the diet

This concerns lipoproteins, both HDLs and LDLs.

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Lipoproteins are made in the liver; they transport cholesterol as they are not water soluble.

High density lipoprotein (HDL)

This contains lots of protein.

They remove cholesterol from the tissues and to the liver. They are found in plant derived foods and fish.

Low density lipoprotein (LDL)

More lipids and…

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Fig 5.1 shows the percentage of cases of CHD in a population to which each risk factor contributed.

(I ) When you add up the different risk factor percentages for the population you find that it is greater than

Suggest why: (1 mark)

(Diagram shows that some) individuals have…

Page 4

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Explain how the inserted stent would reduce the symptoms of CHD. (4 marks)

1 increases size / AW, of lumen ;
2 2 increases / eases / decreases resistance to, blood flow ;
3 3 (therefore) more, O2 / glucose ;
4 for aerobic respiration ;
5 5 in, heart…

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L4 IGNORE LDL / fatty acids L4 ACCEPT under epithelium

H1 ACCEPT back to liver

H3 ACCEPT remove from blood

H4 IGNORE LDL / fatty acids

H5 IGNORE removing atheromas

QWC ­ Award if you award an L mark and an H mark with the same number twice

1 e.g.…

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Read notes again
Underline, highlight notes

Make a revision summary
Sticky note

Use bullet points, patterned notes and mind maps

Link ideas with mnemonics
Cholesterol is deposited in those cracks created by hypertension.

Oh no. Here comes the macrophage to engulf it up.

Relax, it has become enlarged.

Oh no,…

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Cover revision summary, write down main points

Record on a tape

Tell someone else

Questions relating to tuberculosis


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