The human body regulates various physiological systems to maintain a stable internal state.
(i) State the biological term used to describe the maintenance of a constant internal environment.
(ii) State the name given specifically to the regulation of body temperature.
An athlete exercising on a hot day experiences an increase in body temperature.
Explain how the body detects this increase and restores the temperature back to its normal level.
The response to temperature changes involves coordination by both nerves and hormones.
State three differences between communication by nerves and communication by hormones.
26 exam-style questions on Edexcel IGCSE Biology Co-ordination and response. Each one has a worked solution and a mark scheme showing where the marks go.