You are dispatched to a senior citizen's center where an elderly woman fainted. When you arrive, you find the patient sitting in a chair. An employee of the center tells you that he caught the patient before she fell to the ground. Your primary assessment reveals that the patient is conscious and alert and is breathing adequately. You should:

A) forego spinal immobilization and transport only.
B) obtain vital signs and assess her blood glucose level.
C) apply oxygen at 15 L/min via nonrebreathing mask.
D) perform a rapid head-to-toe assessment to detect injuries.

Answer: B) obtain vital signs and assess her blood glucose level.