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6 marksExcretion and Homeostasis

CSEC Integrated Science · 2007 · Paper 2 · Question 3(b)(i)

Joseph tests positive for glucose in his urine. Karen is 18 years old but has not developed breasts or started menstruation.

For EACH patient, state the malfunctioning secretory/endocrine organ and explain why the symptom is experienced.

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Other parts of this question

  1. 3(a)(i)Define what is meant by a 'hormone'.[1 mark]
  2. 3(a)(ii)Give TWO examples of hormones.[2 marks]
  3. 3(b)(ii)Suggest which food nutrient Joseph must decrease to control his symptoms.[1 mark]
  4. 3(c)(i)Define what is meant by a 'reflex action'.[1 mark]
  5. 3(c)(ii)Identify in which picture, A or B, a reflex action is MOST likely occurring.[1 mark]
  6. 3(c)(iii)Give ONE reason for your choice.[2 marks]
  7. 3(c)(iv)Name the sense organ being used in the response at B in Figure 4.[1 mark]

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