The family members of a 72-year-old female state that the patient complained of a sudden, severe headache; had slurred speech; then became unresponsive. She responds to painful stimuli with decorticate posturing and has snoring respirations at a rate of 10 per minute. Her radial pulse is palpable but grossly irregular. According to her son, she also suffers from congestive heart failure,

hypertension, and diabetes. Which of the following should you do first?

A) Attach the cardiac monitor.
B) Manage the airway with a modified jaw-thrust maneuver.
C) Check her blood sugar.
D) Insert an endotracheal tube.

B