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Respiratory Disorder

Chapter 36 Nursing 1115

QuestionAnswer
Apnea cessation of breathing lasting from a few seconds to a few minutes.
Atelectasis collapse of lung tissue following obstruction of the bronchus or bronchioles.
Bradypnea abnormally low respiratory rate.
Crackles Discontinuous lung sound heard by auscultation; can be fine or coarse. Produced by air passing over airway secretions or the opening of collapsed airways.
Dyspnea Labored or difficult breathing.
Friction rub The sound heard when two dry surfaces are rubbed together.
Hypoxia insufficient supply of oxygen to the tissues.
Lung compliance Distensibility of the lungs.
Oxyhemoglobin The combined form of hemoglobin and oxygen; found in arterial blood, it carries oxygen to body tissues.
Surfactant A lipoprotein produced by the alveolar cells; interferes with adhesion of water molecules, reducing surface tension and helping to expand lungs.
Tachypnea Abnormally rapid respiratory rate.
Tidal volume The amount of air (approximately 500 mL) moved in and out of the lungs with each normal, quiet breath.
Vital Capacity (VC) The sum of TV (tidal volume) IRV (inspiratory reserve volume) ERV (expiratory reserve volume); approximately 4500 mL in healthy clients.
Wheezes Continuous, musical sound caused by narrowing of the lumen in a respiratory passage.
Created by: keystudent
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