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Measuring the heart rate
The pulse is the rhythmic expansion of the arteries caused by the outflow of blood from the heart when it contracts.
01:00
Biology
Grades 8 – 12
Keywords
mozaLink
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The pulse is the rhythmic expansion of the arteries caused by the outflow of blood from the heart when it contracts.
01:00
Biology
Grades 8 – 12
Keywords
mozaLink
/Weblink