The nurse is assessing a patient in the hospital who has received numerous antibiotics for a lung infection and notices that his tongue appears to be black and hairy. In response to his concern, what would the nurse say?-"We will need to get a biopsy to determine the cause."-"This is an overgrowth of hair and will go away in a few days."-"This is probably caused by the same bacteria you had in your lungs."-"Black, hairy tongue is a fungal infection caused by all the antibiotics you have received."

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