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NRSG 2500 UNIT 6 QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT ANSWERS)
/ALREADY GRADED A+
PaO2 in ARF
Ans: Less than 50
PaCO2 in ARF
Ans: Greater than 50
S/S of ARF
Ans: Mismatch V/Q, restlessness, fatigue, headache, air hunger,
tachycardia, increased BP
Example of Absolute Shunting
Ans: ARDS
Example of High Ratio
Ans: Cardiogenic Shock
Acute Respiratory Distress Syndrome (ARDS) definition
Ans: Syndrome characterized by sudden, progressive pulmonary edema,
increasing bilateral infiltrates on CXR, hypoxemia refractory to oxygen
therapy, decreased lung compliance
Sunday, 02 March 2025
, S/S of ARDS
Ans: Rapid onset of severe dyspnea, restlessness, tachycardia, hypoxemia
that does not respond to supplemental oxygen, BNP less than 100
Management of ARDS
Ans: Intubate and Ventilate!
PEEP
Positioning- frequent position changes (prone is best)
Nutritional support- enteral or TPN
Oral care
Skin care
ROM
Flail Chest
Ans: Chest wall moves paradoxically with respiration as a result of multiple
fractures of the ribs
Venturi Mask
Ans: The most accurate way to deliver oxygen and is primarily used for
patients with COPD. It provides appropriate levels, thus avoiding the risk of
suppressing the hypoxic drive.
Nonrebreathing Mask
Ans: A face mask and reservoir bag device that delivers high concentrations
of oxygen. The patient's exhaled air escapes through a valve and is not
rebreathed.
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