Question 213 · LDEK · Non-carious lesions of dental hard tissues

Tooth wear caused by the regurgitation of hydrochloric acid, typical of anorexia and chronic alcoholism, is characterized by:

  1. A. erosion lesions of the palatal surfaces of upper teeth and the buccal surfaces of lower teeth.
  2. B. erosion lesions of the palatal and occlusal surfaces of upper anterior teeth as well as the buccal and occlusal surfaces of lower teeth.
  3. C. abrasion lesions of the palatal and occlusal surfaces of upper teeth as well as the occlusal and buccal surfaces of lower teeth.
  4. D. abrasion lesions of the buccal and occlusal surfaces of upper teeth as well as the lingual and occlusal surfaces of lower teeth.
  5. E. erosion lesions of the buccal and occlusal surfaces of upper teeth as well as the lingual and occlusal surfaces of lower teeth.
Hint

Think about which surfaces regurgitated gastric acid washes first and which lower-arch surfaces the tongue shields.

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