Chapter 25, Problem 13DYB

Summary Introduction

To enlist:

The stimuli that turn on and turn off the thirst center.

Introduction:

Stimuli are any change in the surroundings that elicits a response in any organism. For example light is a stimulus for plants as a plant, water is a stimulus for both plants and animals. Thirst and hunger are also a type of stimulus. So for different organisms stimulus can be different.