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A client in cardiac arrest has pulseless electrical activity (PEA) and is not responding to resuscitation or medication. What should the nurse consider to help identify known, treatable causes of PEA? Select all that apply.1. Arterial blood gas shows pH 6.92. Breath sounds are present on only one side3. Capillary glucose is 310 mg/dL (17.2 mmol/L)4. Muffled heart sounds with hypotension5. Temperature is 102.2 F (39 C)
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