Visible signs that a patient is having an adverse or toxic reaction to an insecticidal dip include ____________________, ____________________, ____________________, and ____________________

Medical direction has ordered you to assist a patient in taking his metered-dose inhaler (MDI). After placing the patient's lips on the mouthpiece, which instruction would be most appropriate?

A) "Please hold your breath and I will administer the medication." B) "Please inhale, then hold your breath, and I will give you the medication." C) "Please inhale slowly and I will administer the medication, then hold your breath." D) "Please exhale, hold your breath, and I will administer the medication."

Atrial fibrillation is often associated with all of the following EXCEPT:

A. hypoxia. B. myocardial ischemia. C. digitalis toxicity. D. good electrolyte balances.