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22 Cards in this Set
- Front
- Back
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Thin tissue covering lungs and thorax
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pleura
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Breathing in
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inspiration
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Air sacs in the lungs
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alveoli
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Back of the mouth
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pharynx
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Chest area
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thorax
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Breathing out
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expiration
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Sinus cavities function as part of your nose
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true
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The cartilage which divides the nose in two parts is called the septum
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true
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Tiny hairs in the respiratory system which help to remove dirt are called the cilia
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true
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Hollow spaces in the skull above and beside your nose are the sinuses
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true
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Your sinuses could be painful while driving up through the mountains if the air cavities are __________ by excess mucus.
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blocked
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The trachea connects to the pharynx.
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true
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The bronchi of the lungs continue to branch until they end at the tiny air sacs called alveoli
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true
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Your respiratory muscles contract each time you exhale.
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false
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When the diaphragm and other respiratory muscles contract, the lungs will experience:
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inspiration
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The ultimate purpose of respiration:
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deliver oxygen to every blood cell
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Oxygen is carried throughout the body by blood cells traveling through the arteries
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true
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Carbon dioxide is carried by blood to the lungs through veins
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true
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The smallest blood vessels in your body are called capillaries
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true
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Breathing is controlled by the:
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brain
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If you are standing still but are breathing much faster then necessary, what will happen?
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you will exhale too much carbon dioxide
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Red blood cells take in oxygen and give up carbon dioxide in the lungs.
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true
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