BIOLOGICAL BASES OF BEHAVIOR
THE NERVOUS AND ENDOCRINE SYSTEMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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within an organism
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from outside the organism
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in the blood
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in the air
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Detailed explanation-1: -So, the correct answer is ‘Inside an organism’.
Detailed explanation-2: -As the name implies, the internal stimulus comes from within the organism. For example one of the internal stimuli is hunger which is the sign of low energy in the body. It stimulates us to eat something to regain the needed energy.
Detailed explanation-3: -An internal stimulus is the one which arises within the body. The external stimulus includes touch and pain, vision, smell, taste, sound, and balance. Examples of internal stimulus include hunger, thirst, and emotional states.
Detailed explanation-4: -Stimuli can be external or internal. An example of external stimuli is your body responding to a medicine. An example of internal stimuli is your vital signs changing due to a change in the body.
Detailed explanation-5: -Internal stimuli are changes inside an organism. They include hunger, thirst, and pain. If you feel hungry and look for food, you are responding to an internal stimulus-hunger. The feeling of thirst that causes you to look for water is another internal stimulus.