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12 Cards in this Set
- Front
- Back
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Anatomy
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deals with the structure of body parts and how they are organized
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Physiology
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concerns the functions of body parts = what they do and how they do it
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An example of how the function depends on the construction of the body part
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the hollow chambers of the heart are adapted to pump blood through tubular blood vessels
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Describe the levels of organization
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atoms - molecules - macromolecules - organelle - cell - tissue - organ - organ system - organism
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List the 10 characteristics of life
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movement responsiveness growth respiration reproduction digestion absorption circulation assimilation excretion
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The chemical changes that occur within the cells are called
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metabolism
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Environmental factors required for the maintenance of life
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water food oxygen heat pressure
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Homeostasis
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stable internal environment
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3 components
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receptors - provide info.
set point - tells what a particular value should be effectors - corrects the problem |
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what happens if the body temperature drops below normal?
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temp receptors sense the change ; control center triggers heat generating/conserving
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body temperature rises above normal
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control center triggers a series of changes that promote loss of body heat
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increase or decrease in blood pressure
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pressure sensitive receptors signal pressure control center in the brain
(increase) signals heart chambers to contract more slowly opposite |
