Q:

Why is blood pressure stated in units of “mm Hg”?

waelhammad
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2022-10-18
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Why is blood pressure stated in units of “mm Hg”?

  1. the first barometers operated with mercury
  2. standard International (SI) units are not required in human biology.
  3. the haemoglobin molecule contains an atom of mercury.
  4. blood pressure is a length.
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waelhammad
2022-10-18
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A: Mercury (also known as hydrogyrum) was the liquid used in manometers (pressure measuring devices) because of its very high density compared with water.

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