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ScotlandHuman BiologyQuick questions
Area 2: Physiology and Health
Quick questions on The structure and function of the cardiovascular system: the heart, cardiac cycle and blood vessels - SQA Higher Human Biology
2short 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
Name the region of the heart that acts as the pacemaker. [1 mark]
What is q2?Show answer
Explain why capillary walls are only one cell thick. [1 mark]
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