2.79: Understand that a Coordinated Response Requires a Stimulus, a Receptor and an Effector

COORDINATED RESPONSE: The Process Involved in the Response to a Change in Stimuli (Change in Environment)

Diagram:

                                     

DEFINITIONS:

FACTOR	EXPLANATION
STIMULI	Change in Environment
RECEPTOR	Specialised Cells that Detects Change in the Environment E.g, Sensory Neurones in the Finger will Detect Heat
EFFECTOR	Part of the Body that Produces the Response E.g Muscles in the Finger that Contract to Pull the Finger Away from the Heat