Multiple choice

_______ is used to measure the blood pressure.

  1. Telegraph

  2. Teleprompter

  3. Projector

  4. Sphygmomanometer

  5. None of these

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A sphygmomanometer is the medical device used to measure blood pressure, consisting of an inflatable cuff to restrict blood flow and a mercury or aneroid manometer to measure the pressure. It was invented by Samuel Siegfried Karl Ritter von Basch in 1881 and improved by Harvey Cushing in 1901.