Two hours after taking a regular morning dose of insulin regular (humulin r®), a client presents to a clinic with diaphoresis, tremors, palpitations, and tachycardia. which nursing action is most appropriate for this client?
a. check pulse oximetry and administer oxygen at 2l per nasal cannula
b. administer a baby aspirin, one sublingual nitroglycerin tablet, and obtain an electrocardiogram (ecg)
c. check blood glucose level and provide carbohydrates if less than 70mg/dl (3.8mmol/l)
d. check vital signs and administer cortisol (tenormin®) 25mg orally is heart rate is > 120 beats per minute