What deficiency presents itself in the oral cavity as pallor of oral tissues, especially the tongue?
A) Malnutrition
B) Unmet caloric needs
C) Iron deficiency
D) Vitamin B deficiency
C
Explanation: C) Iron is of interest because iron deficiency is the most common nutrient deficiency in the United States. This manifests in the oral cavity as pallor of oral tissues, especially the tongue. The tongue may appear shiny, with blunted filiform papilla.
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