A deficiency in which of the following can produce symptoms that resemble dementia?

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Quizplus · Accepted Answer

Vitamin B₁₂ (also known as thiamine or B1) deficiency can result in neurological dysfunction including confusion, memory loss, and other cognitive impairments that mimic dementia. This is commonly seen in alcoholics who have poor nutrition and metabolism of thiamine. Calcium, vitamin C, and iron deficiencies can all cause a variety of symptoms, but they do not typically cause dementia-like cognitive impairments.

A Deficiency in Which of the Following Can Produce Symptoms