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6 marksExcretion and Osmoregulation

CSEC Biology · May/June 2021 · Paper 2 · Question 4(a)

Figure 4 is a labelled diagram of a nephron.

Use Figure 4 to describe how urine is formed.

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Other parts of this question

  1. 4(b)(i)Explain why there is a high concentration of glucose in the urine of a diabetic patient.[4 marks]
  2. 4(b)(ii)State one similarity and two differences between the method by which the human body regulates blood sugar levels and the method by which it regulates the…[3 marks]
  3. 4(c)Suggest two ways in which kidney damage can be prevented in diabetic and hypertensive patients.[2 marks]

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