English National Curriculum - Science Science
Mission Objectives
Explain how the structure of arteries, veins, and capillaries relate to their function
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Words and meanings to learn
heart rate
the number of times the heart beats per minute
vena cava
the large vein that returns blood from the head and arms to the heart
artery
one of the branching tubes that carry blood from the heart to all parts of the body
chamber
an enclosed space or cavity
pacemaker cell
the cells which creates the rhythmical impulses which contract the heart by generating electrical impulses which controls the beat of the heart
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