NURSING EXAM QUESTIONS
TOXICOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Gingival ____ lines that are seen on the gums is a manifestation of what heavy metal poisoning?
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Mercury
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Lead
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Arsenic
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None of the above
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Explanation:
Detailed explanation-1: -Patients with poor dental hygiene (but not the edentulous) may exhibit a blue line at the dental margin of the gums due to deposition of lead sulphide.
Detailed explanation-2: -Chronic Lead exposure favours the formation of cheilitis, fissures, ulcers and epithelial desquamation of the tongue, palate and other parts of the oral mucous membranes.
Detailed explanation-3: -Gingival Lead Line (GLL) is a condition characterized by gingival pigmentation in the form of a grayish blue line, with a width of 1 inch in the gingiva. Pigmentation occurs due to the reaction between bacteria depositing sulfide in the gingival and tooth border.
There is 1 question to complete.