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measures  a person's blood pressure when the heart contracts and relaxes

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The device in the image is called a sphygmomanometer.

What is a sphygmomanometer?

A sphygmomanometer is a device that is used to check and measure blood pressure levels.

  • A scientist named Von Basch created the sphygmomanometer.
  • This instrument consists of a blood pressure meter or a gauge that is used to measure blood pressure.
  • This instrument has to always be started with a conjunction meaning to determine the pressure at which the blood flow starts to at what point the pressure is unimpeded.

To learn more about sphygmomanometer, refer to:

https://brainly.com/question/13031651

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