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Measuring Blood Pressure

A blood pressure cuff that is too small for the resident's arm will most likely cause what problem?

  • A.A falsely low blood pressure reading
  • B.A falsely high blood pressure reading
  • C.No effect on the reading at all
  • D.A reading that shows only the pulse
Correct answer

B. A falsely high blood pressure reading

Why

A cuff that is too small must be inflated harder to compress the artery, which produces a falsely high reading. Using the correct cuff size for the arm is essential for accuracy.

Content outline: Basic Nursing Skills - Vital Signs: Blood Pressure · From the Basic Nursing Skills practice bank (BN-034).

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