Beta 1 and Beta 2 Nursing Mnemonic


1 Heart, 2 Lungs

  • BETA 1-One Heart
  • BETA 2-Two Lungs


Beta 1 adrenergic receptors are mostly found in the heart. Beta 2 adrenergic receptors are found in lungs, GI tract, vascular smooth muscle, skeletal muscle, liver. Beta 1 beta blockers act primarily on the heart. Beta 2 beta blockers act primarily on the lungs.

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  • Question 1 of 1

A nurse is caring for a client receiving metoprolol for migraines as an off-label treatment. Which of the following would be the most important for the nurse to monitor?

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