A patient comes to the clinic complaining of insomnia. In his health history, the patient reveals that he works in a coffee shop, and as a snack he has been eating a cup of chocolate-covered coffee beans daily in the late afternoon. Based on the patient's statement, the nurse should assess for what other clinical manifestations? (Select all that apply.)
A. Vasodilation of blood vessels in the CNS
B. Elevated serum sodium levels
C. Diuresis
D. Bronchodilation
E. Nervousness