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Questions and Answers
Bronchodilators primarily work by decreasing edema and inflammation in the airways.
False
Anti-inflammatories can be given only orally to treat respiratory conditions.
False
Expectorants make mucus thicker and harder to expectorate.
False
Pursed-lip breathing involves exhaling through the mouth slowly and rapidly to improve lung function.
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Incentive spirometers should be held or placed in a reclined position for optimal use.
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Sputum and throat culture specimens are diagnostic tests used to assess oxygenation.
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Arterial blood gases measure the volume and capacity of the lungs.
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Pulmonary function tests can reveal an enlarged heart on a chest X-ray.
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Bronchoscopy is a procedure that allows a physician to visually inspect the patient's airways.
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Computerized tomography (CT) scans expose patients to radiation.
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Magnetic resonance imaging (MRI) procedures use a strong magnetic field to create images, but there is no exposure to radiation.
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A ventilation/perfusion (V/Q) scan is a type of lung imaging that uses radioactive tracers to assess lung function.
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A D-dimer test is used to detect the presence of blood clots in the body.
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Thoracentesis is a procedure where fluid is removed from the pleural cavity to relieve breathing difficulties.
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Arterial blood gases (ABGs) are used to evaluate venous blood oxygenation and acid-base balance.
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An electrocardiogram (ECG) is an invasive test that visualizes the heart's structures using ultrasound waves.
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Thoracentesis can be used to introduce chemotherapeutic drugs into the pleural cavity.
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Sputum and throat culture specimens are used to assess for adventitious breath sounds.
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During a bronchoscopy, a transducer is used to visualize the heart's structures by reflecting ultrasound waves.
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Mucous membranes become wetter and stronger with age.
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Hypoxemia is caused by excessive oxygen levels in the blood.
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Ischemia is characterized by an excessive amount of blood supply to tissues.
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Bronchospasm can be caused by the aspiration of stomach contents into the lungs.
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Anemia is a condition where the blood has an enhanced ability to carry oxygen.
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A volume-oriented device requires more effort to raise the balls or disks than a tilted flow-oriented device.
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For a flow-oriented device, it is recommended to take brisk, low-volume breaths to snap the balls to the top of the chamber.
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Sustained elevation of the balls or cylinder during spirometry ensures adequate ventilation of the alveoli.
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Using a nose clip while using an incentive spirometer can help if you have difficulty breathing only through the nose.
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Supplemental oxygenation is considered a medication because it involves administering a substance to support respiratory function.
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The maximum flow rate administered via a nasal cannula is 10 L/min.
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Sputum cultures are used to identify the presence and type of microorganisms in the lower respiratory tract.
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Arterial blood gases measure the oxygen and carbon dioxide levels in the venous blood.
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Pulmonary function tests, such as spirometry, can be used to diagnose lung diseases like asthma and COPD.
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Chest x-rays can detect the presence of lung tumors or abscesses.
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Lung scans, such as ventilation/perfusion (V/Q) scans, are used to assess the ventilation and perfusion of the lungs.
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Bronchoscopy is a procedure that uses a small camera to examine the upper respiratory tract.
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Throat cultures are used to identify the presence of microorganisms in the upper respiratory tract.
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Lung function tests can be used to determine the severity of lung disease and guide treatment.
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Chest x-rays can detect the presence of air leaks in the lungs.
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