asked 8.5k views
4 votes
The image below shows a common blood pressure gauge.

A doctor examines a person's blood pressure by holding the stethoscope chest piece on his arm and reads the sphygmomanometer.
What does this device do?

A.
measures the electrical activity of the heart
B.
measures the pressure of blood when the lungs expand and compress
C.
measures the pressure of blood when the heart contracts and relaxes
D.
measures the level of oxygen present in the blood

asked
User Deroccha
by
8.1k points

1 Answer

7 votes

Answer:

measures the pressure of blood when the heart contracts and relaxes

answered
User Michael Olusegun
by
7.6k points
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