4.3 The Heart (Year 10 Biology)

The following test is covering '4.3 The Heart' for Year 10 Biology.

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Question 1

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Coronary arteries can often be blocked by:

The heart ensures a continual supply of:

Without blood flow, heart cells become damaged due to lack of:

A stent is used for:

Less oxygen reaching the heart muscle due to narrowed arteries can cause:

The function of valves in the heart is to:

Blood returning from the body into heart is: