PH 7.41 PCO2 37 mm Hg PO2 27 mm Hg - HCO3 23 mEgL BE +1 SaO2% (cale) 50% - The piece o

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PH 7.41
PCO2 37 mm
Hg
PO2 27 mm Hg -
HCO3 23
mEgL
BE
+1
SaO2% (cale) 50% -
The piece of equipment that is most likely to be Incorrectly
operating is the
A. sensor of the pulse oximeter
B. oxygen flowmeter attached to the mask
C. nasal cannula
D. sample cartridge of the analyzer
2. An adult patient has a systolic blood pressure
of 60 mm Hg. An ABG analysis is requested. Which of the following
arterial sites are recommended?
A. femoral
B. radial
C. carotid
D. dorsalis pedis
3. A patient is receiving mechanical ventilation
using an HME for humidification. Over the past 2 hours, the peak
airway pressure has increased from 30 cm H2O to 40 cm H2O, while
the plateau pressure has remained constant at 24 cm H2O. which of
the following is likely to resolve to resolve the
problem?
A. Add 5 cm H2O PEEP.
B. Treat the patient for atelectasis.
C. Administer aerosolized n-acetylcysteine.
D. Replace the HME with a heated humidifier.
4. While preparing for a flexible
bronchoscopy procedure, which of the following should a respiratory
therapist do to check the response of the scope tip?
A. Manipulate the thumb control.
B. Insert the biopsy brush through the channel.
C. Rotate the focusing ring.
D. Test the suction through the channel.
5. While a respiratory therapist is
treating a patient with IPV, the patient becomes short of breath
and complains of severe chest left tension pneumothorax suspected.
Which of the following findings is consistent with this clinical
presentation?
A, 1,2, and 4 only
B. 1, 3, and 4 only
C. 1, 2, and 3 only
D. 2, 3, and 4 only
6. During PC ventilation, which of the following
occurs when the pressure is increased?
A. The I:E changes.
B. The tidal volume increases
C. The inspiratory flow decreases
D. The inspiratory time increases