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What are Organ Systems?
1. a group of organs that work together to maintain homeostasis
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What are three examples of Organ Systems?
Digestive system, Nervous system, Cardiovascular system
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What are organ systems made up of, and what are some examples?
- Each organ system is made up of specific organs
- for example; the digestive system is made up of the stomach, small and large intestines, liver, pancreas, esophagus
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What is each organ made from?
Each organ is made from specialized tissues
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How many main tissues are there? What are they?
- 4
- epithelial tissue
- connective tissue
- muscle tissue
- nerve tissue
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What is an example of epithelial tissue? What is its function?
- skin, lining of digestive system
- protection from dehydration
- produces low friction surfaces
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What is an example of connective tissue? What is its function?
- bones, tendons, blood
- support
- insulation
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What are some example of muscle tissues, and what are their functions?
- muscles which make bones move, muscles surrounding digestive tract, hear (cardiac)
- movement
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What are example of nerve tissue? What is the function of nerve tissue?
- brain, nerves in sensory organs
- sensory
- communication with body
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What is Homeostasis? What are some examples?
- regulates or maintains internal environment
- maintenance of oxygen and Carbon Dioxide
- Balance of nutrients and waste
- grow and repair tissue
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