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4 marksNutrition and the Digestive System

CSEC Human and Social Biology · January 2008 · Paper 2 · Question 14(a)(iii)

Dentition, dental caries, and tooth function.

Recommend TWO oral hygiene practices to avoid future cavities, explaining the mechanism of effectiveness for each.

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Other parts of this question

  1. 14(a)(i)State the physiological function of each labelled part of the molar tooth shown in Figure 4 (enamel, dentine, pulp, cement, root).[5 marks]
  2. 14(a)(ii)Explain to a patient how bacteria cause tooth decay leading to dental cavities.[7 marks]
  3. 14(b)Explain how the loss of all canines and molars impacts an individual's ability to ingest and process food.[4 marks]

More practice: the rest of this paper · more Nutrition and the Digestive System questions · all CSEC Human and Social Biology past papers