Mottling of teeth caused by the excessive intake of _.
Correct answer: D. Fluorine
- A. Potassium
- B. Iodine
- C. Chlorine
- D. Fluorine
Explanation
Dental fluorosis, which in its more severe forms causes a "mottled" or stained appearance of the tooth enamel, is a condition caused by the excessive intake of fluoride during the years when teeth are developing.
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