NR-571 Complex Diagnosis and Management in Acute Care Practicum Midterm Exam (Latest Update ) Question: Pulmonary diagnosis Answer: PFTs, arterial blood gases and radiograph y are for Question: PTFs Answer: for intraoperative or postoperative respiratory complications. for bronchodilator therapy, risk evaluation for patients before thoracic or upper abdominal surgery. Question: PFTs Evaluating Answer: lung volumes or the ability to fully expand flow rates, rate of inflow and outflow of air maximal voluntary ventilation or airflow through the major airways by completing rapid inspiration expiration maneuvers evaluation of diffusing capacity or the abilit y of the oxygen to get into the blood Question: PFTs Measures Answ er: Spirometry evaluates the amount of air exhaled and inhaled during forced maneuvers Lung volume refers to the total amount of air in the lungs with maximal inspiration. diffusing capaci ty measures gas exchange and is often done in conjunction with a pulse oximetry reading. Question: Normal PFTs Answer: FEV1 (80% to 120%), FVC (80% to 120%), Absolute FEV1/FVC Ratio (Within 5% of the predicted ratio), TLC (80% to 120%), FRC (75% to 120%) , RV (75% to 120%), DLCO (>60% to <120%), Question: Restrictive Lung Disease= Answer: decrease in the total volume of air that the lungs can hold. decrease in the elasticity, inability of the chest wall to expand during inhalation Question: associated with restrictive lung function Answer: interstitial lung disease such as idiopathic pulmonary fibrosis, sarcoidosis, obesity, including obesity hypoventilation syndrome, scoliosis, neuromuscular diseases such as muscular dystrophy or amateur amy otrophic lateral sclerosis (ALS) associated Question: Obstructive Lung Disease Answer: impede exhaled air from the lungs due to the narrowing of the airways or actual damage to the lung parenchyma.
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