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Internal Stimuli

7.13B Internal Stimuli

STIMULUS An action or condition that provokes a response.
RESPONSE A change in a system resulting from a stimulus.
HOMEOSTASIS The tendency of an organism or cell to maintain a balanced state so as to maintain health and function.
PATHOGEN A microorganism or virus that can cause disease.
FEVER The body's response to being infected by a pathogen; causes the body temperature to increase.
VOMITTING The body's response to eating contaminated food.
HUNGER PAIN The body's response to not getting enough calories in; not eating enough food.
DEHYDRATION The body's response to not drinking enough water.
WILTING A plant's response to not getting enough water.
STUNTED GROWTH A plant's response to not getting enough nutrients from the soil.
INTERNAL STIMULI Cues from within an animal for survival; (hunger, thirst, sleepiness).
STOMATA Small openings on the underside of a leaf through which oxygen, carbon dioxide, and water can move in and out.
Created by: trauberk
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