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A/P Uint 10

Respiratory System

Respiration Exchange of oxygen and carbon dioxide in the body
Breathing Alternate inspiration and expiration of air
Inspiration Drawing of air into the lung
Sinuses Eight cavities in the skull connected with the nasal cavities
Pharynx Muscular passageway for food and liquids into the esophagus and for air into the lungs
Cilia Hair-like processes projecting from epithelial cells
Ciliated Having Cilia
Adenoids Masses of lymphoid tissue found in the nasopharynx
Tonsils Masses of lymphoid tissue found in the oropharynx
Eustachian tube Passageways which connect the middle ear to the pharynx
Larynx voice box
Sac Cavity or pouch; bag-like part of an organ
Hilum Notch or depression on the inner surface of the lungs where the arteries, veins, bronchi, and nerves enter
Ventilation Supplying of oxygen to the body through the lungs
Mediastinum Space and organs between lungs
Alveoli actual site for gas exchange
Lt Lung has __ Lobes Two
Rt Lung has __ Lobes Three
Sounds are formed by the changing shape of pharynx, oral cavity, tongue, lips
Alveoli has ____ Million and spread out __ to __ square meters 300, 70 to 80
Eupnea normal quiet breathing
Apnea temporary cessation of breathing
Dyspnea painful/ difficulty breathing
Hyperpnea increased rate and depth of breathing
Tachypnea rapid, shallow breathing
Orthopnea difficulty/ painful breathing relieved by sitting or standing
Hypopnea decrease in the rate and depth of breathing
Kussmaul respiration deep, rapid respiration characteristics of acidosis as seen in uncontrolled diabetes
Hypoxia lower than normal oxygen levels in the tissues
Hypoxemia lower than normal oxygen partial pressure in arterial blood
Anoxia total lack of oxygen
Hypocapnia decreased level of CO2 in the blood (hyperventilation)
Hypercapnia increased level of CO2 in the blood
Created by: bvjklolita2015



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