Multiple choice

Blood pressure is measured by an instrument called

  1. electrocardiogram

  2. pulse rate

  3. sphygmomanometer

  4. stethoscope

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

Blood pressure is measured by an instrument called sphygmomanometer. It is composed of an inflatable cuff to restrict blood flow and a mercury or mechanical manometer to measure the pressure.