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Northern IrelandLife & Health SciencesQuick questions
Human Body Systems (AS 2)
Quick questions on The cardiovascular system: heart, cardiac cycle and CHD - CCEA Life and Health Sciences
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Explain why the wall of the left ventricle is thicker than the wall of the right ventricle. [2 marks]
What is q2?Show answer
State two structural features of a capillary that suit it for exchange. [2 marks]
What is q3?Show answer
Name the node that acts as the pacemaker of the heart. [1 mark]
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