Which measurement is a reading from a sphygmomanometer?
A) 120/80 mm Hg
B) leads V1-V6
C) thallium-201
D) QRS complex
A
Explanation: A) Correct! A sphygmomanometer measures blood pressure in millimeters (mm) of mercury (Hg).
B) This is from an electrocardiography test.
C) This is a drug used in a thallium stress test.
D) This is the electrical image generated by an electrocardiography test.
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