An Older Adult Client Is Brought to the Emergency Department

An older adult client is brought to the emergency department by an adult child with a preliminary diagnosis of dehydration. The client is agitated and when asked by the nurse to open the mouth the client yells, "You don't need to look in my mouth to see what is wrong with me!" Which rationale for conducting a mouth assessment is the most accurate?

A) That a complete physical exam must be performed.
B) To assess for poorly fitting dentures.
C) To assess for oral lesions.
D) To assess mucous membranes.