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| Composed of Nose, Pharynx, Larynx, trachea and Lungs |
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| Cartilaginous divider of nose |
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| Lines nasal cavity; loaded with blood vessels, secretes mucus and has cilia to clear particulates |
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| Curved bone sections that increase surface area in nasal cavity improving mixing of airflow |
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| Hard and soft parts; separates oral and nasal cavities |
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| Hollow chambers to improve warming of air, resonation and lightens skull |
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| Also called the throat; comprised of three parts… naso-, oro- and laryngo- |
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| Lymphatic tissue in the pharynx that aids in fighting infection |
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| Eustachian tubes; used to equalize pressure behind the ear drum |
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| Cartilaginous flap that prevents food from going into the trachea |
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| Found in the throat area, this structure provides for muscle attachment to manipulate the voice box |
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| Tube with cartilage support; also called wind-pipe |
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| “Air bags” Mostly space called stroma; complex structures with bronchioles ending in alveoli |
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| Serous membrane in contact with the lungs |
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| Serous membrane that lines thoracic cavity |
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| Top of the lungs; near the clavicle |
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| Bottom of lungs; near the diaphragm |
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| Branches from the trachea; include primary, secondary and tertiary |
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| Smaller branches from the bronchi; lead to the alveoli |
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| The tiny air-sacs where oxygen and carbon dioxide are exchanged to the capillaries |
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| The combination of alveoli and capillaries where respiration occurs |
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| White blood cell that actively patrols the lungs and “eats” intruders |
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| Secretes substances that reduce the surface tension of water and allow gases to diffuse more rapidly |
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| The physical act of breathing |
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| Gas exchange between blood and alveoli |
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| Respiratory gas transport |
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| Oxygen and carbon dioxide carried by blood and red blood cells |
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| Gas exchange between blood and tissue cells |
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| Contraction of diaphragm to inhale |
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| Relaxing diaphragm to exhale |
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| Include sneezing, coughing, crying, laughing, hiccups and yawning |
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| Split in the roof of the mouth |
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| Infection of nasal cavity |
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| Infection of pleural lining |
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| Partial collapse of lung; alveoli collapse |
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| Collapsed lung; often caused by wound to chest |
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| Infection or inflammation of bronchi |
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| Deprivation of oxygen; suffocation |
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| When ventilation is inadequate; holding one’s breath |
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| When the carbon dioxide level drops in the blood due to rapid breathing resulting in a rise in pH of the blood and a constriction of brain capillaries |
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| Turning blue due to a lack of oxygen in blood |
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| Chronic Obstructive Pulmonary Disease; an inflammatory condition of the airways that cannot be reversed; results in coughing up of sputum and difficulty catching ones breath |
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| Destruction of the supporting structures for the alveoli; often from smoking, it is considered incurable except by lung transplant |
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| Uncontrolled cell growth in the tissues of the lungs; leading lethal cancer among men, second leading lethal cancer among women |
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| Genetic disorder effecting the exocrine glands of the lungs, liver, pancreas and intestines; causes excessive and viscous mucus to be produced |
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| Inflammation of the airways, bronchospasms and obstruction of airflow, inhibiting breathing; characterized by wheezing and coughing and shortness of breath |
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