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The Human Body and Health
Quick questions on The circulatory system: N(T) Science The Human Body and Health
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 the heart?Show answer
The heart is a muscular organ that works as a pump. It squeezes (beats) over and over, pushing blood out and around the body, then receiving it back again. Because it never stops, it keeps blood flowing to every part of the body day and night. You can feel each beat as your pulse.
What are the blood vessels?Show answer
Blood travels through tubes called blood vessels. There are three kinds:
What is the blood?Show answer
Blood is the liquid that does the carrying. It transports:
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