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3 marksNutrition in Living Organisms

CSEC Biology · January 2018 · Paper 2 · Question 2(a)

The pancreas plays an important role in the digestion of food and the homeostatic control of blood sugar levels.

Complete Table 2 by listing the final digestive products of the three macronutrients.

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Other parts of this question

  1. 2(b)Outline how the final products of the digestion of protein and fat are transported from the gut to the liver.[2 marks]
  2. 2(c)(i)Explain the role of the pancreas in the digestion of food.[3 marks]
  3. 2(c)(ii)The line diagram below summarizes the role of the pancreatic hormones in the control of blood glucose levels. Complete the diagram by filling in the boxes with…[2 marks]
  4. 2(d)Explain the role of the liver in the homeostatic control of blood glucose levels.[2 marks]
  5. 2(e)(i)Which person is MOST likely suffering from diabetes mellitus? Give ONE reason for your answer.[2 marks]
  6. 2(e)(ii)Based on the data in Figure 1, suggest the range for blood glucose concentration in a healthy person.[1 mark]

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