Question

What is the instrument used to measure heart rate

Answer 1

Stethoscope is the instrument used to measure Heart beat rate.
It is a delicate instrument made of a few parts : Diaphragm, Eartips, Bimaural, Bell etc.
It works on the principle of deflection on sonud by striking again the walls of the thin tube.

Answer 2

Answer:

Stethoscope

Explanation:

Stethoscope is the instrument used to measure Heart beat rate.

It is a delicate instrument made of a few parts : Diaphragm, Ear tips, Binaural, Bell etc.

It works on the principle of deflection on sound by striking again the walls of the thin tube.

#SPJ2