LIMITLESS Boss Fight
14.4.2: Glucose Control & Homeostasis
Section A: True/False
Paper 2 Style - 5 Questions (1 mark each)
Insulin raises blood glucose concentration.
Glucagon is secreted by the liver.
Homeostasis means maintaining a constant internal environment.
Both insulin and glucagon are produced by the pancreas.
Negative feedback means the response opposes the original change.
Section B: Mechanism Questions
Paper 4 Style - 5 Questions (21 marks total)
Describe how blood glucose concentration is lowered when it rises above normal levels after eating a meal.
[4 marks]
Describe how blood glucose concentration is raised when it falls below normal levels during exercise.
[4 marks]
Explain the concept of negative feedback control using blood glucose regulation as an example.
[5 marks]
State the role of the liver in blood glucose regulation.
[3 marks]
Compare the roles of insulin and glucagon in homeostasis.
[5 marks]
Section C: Diabetes Application
Paper 6/4 Style - 5 Questions (20 marks total)
Outline the treatment for Type 1 diabetes.
[4 marks]
Explain why a person with Type 1 diabetes has high blood glucose levels.
[4 marks]
A diabetic person takes insulin before meals. Explain why timing is important.
[4 marks]
Describe the symptoms a diabetic might experience if blood glucose becomes too high.
[4 marks]
Suggest why a diabetic person must monitor their blood glucose regularly, not just when they feel unwell.
[4 marks]
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