Learning objective

Adrenaline plays a role in regulating metabolic activity by: (a) raising blood glucose levels (b) increasing heart rate.

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Exam focus

Cambridge IGCSE BiologyCoordination and responseSupplement content

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Quick explanation

This point belongs to Hormones, especially Hormones outcomes.
You need to be able to adrenaline plays a role in regulating metabolic activity by: (a) raising blood glucose levels (b) increasing heart rate.
The key ideas to know are Describe.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Describe

Why it matters

This objective helps connect Hormones outcomes to exam-style questions, flashcards, and revision notes for Hormones.

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Paper 4Theory (Extended)2 marks

Description

Adrenaline increases blood glucose levels and heart rate to prepare the body for rapid activity.

a
Describe how adrenaline affects blood glucose levels.
Your answer
Aim for approximately 1 distinct marking point.
[1]
b
Describe how adrenaline affects heart rate.
Your answer
Aim for approximately 1 distinct marking point.
[1]

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