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Respiratory System

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Across
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Includes nose, mouth, nasal cavity, phalanx, and epiglotis
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Lungs expand into larger space after diaphragm flattens, oxygen rich air rushes in
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The air sac found in the lungs where gases are exchanged
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Made of elastic, spongy material, these are the primary structures of this system
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Valve like flap above the trachea that prevents food from entering the lungs
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Where diffusion takes place in animals with a closed respiratory system
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Air sacs are not individual balloons but this type of configuration
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The site of voice production, where breathing is controlled, and is made of cartilage
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Process by which animals exchange gases with their environment
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Line the epithelial cells and aid in the warming, filtering, and moistening of the incoming air
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Short funnel shaped tube that transports air into the larynx
Down
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Made up of the lips and nostrils
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Includes lungs, bronchioles, alveoli, and diaphragm
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Muscles associate with this skeletal component help move the chest cavity to allow air in and out of the lungs
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Muscle that is responsible for extending/contracting the chest cavity during inhalation and exhalation
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This portion of the upper respiratory tract is separated by a cartilage septum, is lined with epithelial cells, and is where air is warmed, filtered, and moistened
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The smallest branches of tubing in the lungs
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Elimination of excess carbon dioxide, diaphragm and rib muscles relax and lungs contract, forcing air out
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Physical process of inhalation and exhalation
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Process by which carbon dioxide and oxygen are exchanged in the alveoli
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What the trachea split into when entering the lungs
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Contains c-shaped rings of cartilage and is where the tube is placed when putting animals under anesthesia
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External opening of the respiratory system