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A 36 weeks gestation, 4 hour post-delivery neonate has the following ABG
results while on a 35% oxyhood:
pH: 7.34
PaCO2: 47 mmHg
PaO2: 57 mmHg
HCO3: 25 mmHg
The RT should recommend:
Maintain current therapy and continue to monitor
A pt with AIDS is to be given treatment for the prevention of Pneumocystis
carinii pneumonia. Which of the following is most appropriate therapy for this
pt?
Pentamidine (NebuPent) via Respigard once every 4 weeks
An intubated pt is being mechanically ventilated via a volume neb. The
physician has asked the RT to begin weaning the pt. Which of the following
modes would be appropriate?
2 (A/C-NO, SIMV-YES, IRV-NO PSV-YES)
An adult pt being treated in the ED is receiving O2 by NC at 5 L/m. Over the last
hour, the pt’s respirations have become irregular and shallow. ABG’s show:
,pH: 7.24
PaCO2: 86 mmHg
PaO2: 89 mmHg
HCO3: 36
The most appropriate recommendation:
decrease the O2 liter flow
An RT is asked to assess a pt with history of CO2 retention & air trapping. The pt
complains that he has become increasingly SOB and is having difficulty coughing
up secretions. Upon auscultation, the therapist notes scattered coarse crackles
and an occasional expiratory wheeze. Most appropriate?
Aerosol bronchodilator with PEP therapy
28 week gestation neonate is being manually ventilated following delivery.
Chest excursion is poor despite respiratory ventilation with high peak pressures.
Most appropriate action?
Intubate the patient
Following a traumatic nasal intubation, the pt begins to bleed profusely from
the nasopharynx. The RT should:
Keep the NT tubes cuff inflated and suction pharynx as needed
A pt's PaO2 measured by ABG is 255 mmHg. The analyzer on which the sample
was analyzed is calibrated to a PaO2 of 150 mmHg. Most acceptable action?
Recalibrate the analyzer to accommodate this unusual value
An adult pt is orally intubated and receiving continuous MV. While performing a
routine cuff pressure measurement, the RT observes that the cuff pressure
monometer's indicator needle continuously reads zero. No vent alarms are
activated and the pt appears to be resting. The RT should do:
Replace cuff monometer
, A pt in ICU requires aggressive fluid and electrolyte replacement therapy.
Implementation of which of the following would be most appropriate to
evaluate the effectiveness of therapy?
ECG monitoring
Data obtained from an orally intubated, MV adult pt are as follows:
8:00 AM
10:00 AM
Mode
SIMV
SIMV
VT
470 mL
470 mL
Rate
14/min
14/min
PetCO2
36 mmHg
44 mmHg
PaCO2
38 mmHg
46 mmHg
Spo2
92%
91%