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21 Cards in this Set
- Front
- Back
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What is the job of the respiratory system? |
to move oxygen into the body and carbon dioxide out |
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The mucus in the nose helps to |
moisten air and trap dust particles |
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What is another name for your pharynx? |
throat |
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What is another word for your trachea? |
windpipe |
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What is gas exchange that occurs in the alveoli of the lungs? |
oxygen and carbon dioxide |
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What are nephrons? |
tiny filtering factories in the kidneys |
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Where are nephrons found? |
Kidneys |
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Nerve impulse |
the message that a neuron carries |
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Stimulus |
any change or signal in the environment that can make an organism react |
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voluntary |
under your control, a movement you choose to make |
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dendrite |
carries impulses TOWARDS the neuron's cell body |
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nerve |
a bundle of nerve fibers |
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axon |
carries impulses AWAY from the neuron's cell body |
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response |
what your body does in reaction to a stimulus |
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reflex |
an automatic response that occurs very rapidly and without conscious control |
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cerebellum |
largest part of the brain, controls movement, learning and remembering |
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neuron |
another name for nerve cells, they carry information throughout your nervous system |
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brainstem |
lies between the cerebellum and spinal cord, controls body's involuntary actions |
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cerebrum |
second largest part of the brain, coordinates actions of your muscles and helps you keep your balance |
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T/F Food is supposed to travel down your trachea |
False |
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T/F The nervous system receives information about what's happening inside and outside of your body. |
True |
