Organization of the Body Outline

Organization of the Body Outline - Human Body Functioning...

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1 Human Body Functioning Six organ systems function in processing/transporting substances to maintain optimum internal conditions: •— deliver food and remove waste circulates nutrients, oxygen, hormones delivers oxygen, removes carbon dioxide returns and cleans blood, defense filters blood, eliminates wastes, maintains fluid and mineral balance outer protection, thermoregulation, external sensory awareness
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2 Human Body Functioning ¾ support and move body ¾ coordinate and regulate activities of other organ systems ¾ provide for continuation of the species
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3 Homeostasis Mechanisms maintain homeostasis through negative feedback, 3 components: – detects change in normal levels of some physiological condition – integrates sensory inputs, interprets the change and organizes the response – changes condition back to normal Relative constancy of
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4 A condition (e.g. room temperature) must be regulated within a range of acceptable values.
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Organization of the Body Outline - Human Body Functioning...

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