Waec Model Questions Vol1 2024 Biology Question 7

Practice essay / theory question 7 from the 2024 Waec Model Questions Vol1 Biology examination. This question covers Homeostasis, Blood glucose regulation, Insulin and glucagon, Negative feedback .

Waec Model Questions Vol1 2024 Biology Essay / Theory
Topics: Homeostasis Blood glucose regulation Insulin and glucagon Negative feedback
Question 7 WAEC_MODEL_QUESTIONS_VOL1 • 2024 • BIOLOGY • essay

A 45‑year‑old man with type‑1 diabetes mellitus missed his morning insulin injection and presents with persistent hyperglycaemia. Using this situation, discuss the homeostatic control of blood glucose concentration in a healthy individual and explain the likely physiological disturbances that would arise from failure of pancreatic β‑cells.

Question Parts

( a )
Describe the normal sequence of events that maintain blood glucose within the narrow physiological range after a meal.
( b )
Explain how the negative‑feedback mechanism operates to prevent excessive hyperglycaemia.
( c )
Predict the short‑term and long‑term physiological consequences of complete loss of β‑cell function.

Detailed Solution & Marking Scheme

Get the step-by-step solution, key points required by examiners and detailed marking guidance through the Edcrib AI Tutor.

Reveal Answer

About This Question

This is Waec Model Questions Vol1 2024 Biology Question 7. It is one of the essay questions from the 2024 Waec Model Questions Vol1 Biology examination.

The question covers Homeostasis, Blood glucose regulation, Insulin and glucagon, Negative feedback .

View More Waec Model Questions Vol1 2024 Biology Questions More Waec Model Questions Vol1 Practice Questions Back to Questions

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support