Question

The device used to hear the heartbeat is

• A. microscope
• B. telescope
• C. sphygmomanometer
• D. stethoscope

Answer 1

The correct option is D

stethoscope

The correct option is D.

Explanation of the correct option:

1. Stethoscope is used to measure heartbeat.
2. Stethoscope is a medical instrument used in listening sounds produced within the body, chiefly in the heart or lungs.

Explanation of the incorrect options:

Option A:

1. A microscope is an instrument that can be used to observe small objects, even cells.
2. The image of an object is magnified through at least one lens in the microscope

Option B:

1. Telescope is an instrument in the shape of a tube with special pieces of glass (lenses) inside it.
2. It is used to form magnified images of distant objects.

Option C:

Sphygmomanometer is used to measure the blood pressure.

Final answer: The device used to hear the heartbeat is stethoscope.