Question

The device used to hear the heartbeat is called
(a) thermometer
(b) stethoscope
(c) sphygmomanometer
(d) microscope

Answer 1

Answer:

stethoscope is the answer

Answer 2

Answer:

(b) Stethoscope is used to hear heartbeat.

The stethoscope is a device used in medical practise to measure sound produced by the heart beat, intestine, blood flowing in the viens etc.

The different type of stethoscope available in the market are as follows:

1. Acoustic stethoscope.

2. Electronic stethoscope.

3. 3D- printed stethoscope.

4. Doppler stethoscope.

The stethoscope works on the principle of resonance and the sound created by our organ is usually of very small intensity and the device enhances the intensity of the sound wave using the principle of resonance.