A 36-year-old female is conscious and alert and complaining of palpitations. She denies chest pain, difficulty breathing, or loss of consciousness but becomes dizzy with exertion. She states that she has been experiencing agitation, insomnia, intolerance to heat, and weight loss. Physical exam reveals exophthalmos and an enlarged thyroid gland. HR = 142 and regular, BP = 110/70, RR = 14 and regular. Which of the following would be most effective in treating this patient?
A) 250 cc fluid challenge
B) 50 percent dextrose IV
C) Synchronized cardioversion
D) Propranolol
Question 2
You are called for a man who is not acting right. His wife says he was outside working in the garden but didn't come in for lunch when he was called. She went to check on him and found him sitting next to a stump, confused. You assessment shows a pulse rate of 58, blood pressure of 186/82, respirations of 16, and one of his pupils is dilated. You are unable to detect any signs of trauma and you don't see any obvious indication that he has fallen. You should suspect a(n):
A) nontraumatic brain injury. B) insecticide poisoning.
C) closed head injury. D) open head injury.