Nurs 401 Final Exam Questions And Answers (Revised & Verified).
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Course
NURS 401
Institution
NURS 401
Signs of hypoxemia - Answer change in mental status, dyspnea, increase in BP, changes in HR, dysrhythmias, central cyanosis, diaphoresis, and cool extremeties
Hypoxia - Answer decrease in oxygen supply to the tissues and cells
Signs of long standing hypoxia (COPD and CHF) - Answer dr...
Nurs 401 Final Exam Questions And
Answers (Revised & Verified).
Signs of hypoxemia - Answer change in mental status, dyspnea, increase in BP, changes in HR,
dysrhythmias, central cyanosis, diaphoresis, and cool extremeties
Hypoxia - Answer decrease in oxygen supply to the tissues and cells
Signs of long standing hypoxia (COPD and CHF) - Answer drowsiness, fatigue, apathy, inattentiveness
Oxygen toxicity - Answer caused by an overproduction of oxygen free radicals, which are by products of
cell metabolism
long term complications of oxygen toxicity - Answer alveolar capillary membrane leading to pulmonary
edema, progressing to cell death
Hypoxic drive theory - Answer administration of a high level of oxygen concentration removes the
respiratory drive that has been created largely by the patient's chronic low oxygen tension
goal of chest physiotherapy - Answer remove bronchial secretions, improve ventilation, and increase
efficiency of respiratory muscles
what does chest physiotherapy include? - Answer postural drainage, chest percussion, vibration, and
breathing retraining
Breathing retraining for COPD - Answer pursed lip and diaphragmatic breathing
Pneumothroax - Answer air fills pleural space (space between visceral and parietal pleura of the lung)
-a collapsed lung
, Signs of pneumothorax - Answer dyspnea (labored breathing), one sided chest pain, absent or
decreased breath sounds
Pulmonary embolism - Answer blood clot breaks off and circulates through the venous system
-ventilation perfusion mismatch --> cyanosis
-alveolar dead space is increased. area is ventilated by receives little or no blood
signs of pulmonary embolism - Answer dyspnea (most common symptom)
tachypnea, tachycardia, and anxiety
Pulmonary embolism- nursing role - Answer -death occurs within 1 hour after symptoms onset- early
detection is important
-prevent- leg exercises, ambulation, anti-embolism stockings
-oxygen, IV access, ECG, blood draw
pleural effusion - Answer collection of fluid in between lungs and lining that surrounds lungs
-caused by irritation, infection, or cancer
signs of pleural effusion - Answer chest percussion- dullness over involved area, diminished breath
sounds, possibly a friction rub
Pleural effusion- nursing management - Answer support medical regimen
Breathing interventions - Answer assess for underlying problems, position high, oxygen as needed
Atelectasis - what is it? - Answer closure or collapse of alveoli
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