During a physical examination, the nurse notes that the patient's skin is dry and flaking, with patches of eczema. Which nutritional deficiency might be present?
a. Vitamin C
b. Vitamin B
c. Essential fatty acid
d. Protein
ANS: C
Dry and scaly skin is a manifestation of essential fatty acid deficiency. Vitamin C deficiency causes bleeding gums, arthralgia, and petechiae. Vitamin B deficiency is too large a category to consider. Specific categories of vitamin B deficiency have been identified, such as pyridoxine and thiamine. Protein deficiency causes decreased pigmentation and lackluster
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