NBRC STUDY TMC ASH NEWEST ACTUAL 140 EXAM COMPLETE
ALL QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+.
A 16-year-old male has been receiving VC, A/C ventilation for 24 hours
following admission for a drug overdose. The patient is alert and oriented,
and has been weaned to PSV of 5 cm H2O and an FIO2 of 0.40. The following
data are collected after 30 minutes:
pH 7.47
PaCO2 34 mm Hg
PaO2 121 mm Hg
HCO3- 25 mEq/L
BE +2 mEq/L
SaO2 (calc) 98%
Spontaneous VT 465 mL
MIP -36 cm H2O
HR 98/min
RR 18/min
Which of the following should a respiratory therapist recommend?
,A.
Continue PSV with current settings.
B.
Return to VC, A/C ventilation.
C.
Decrease PS to 3 cm H2O.
D. Extubate the patient. ✔✔CORRECT ANSWER✔✔D. Extubate the patient.
Neck and chest palpation reveals crepitus in a patient receiving positive
pressure ventilation. A respiratory therapist should assess the patient for
which of the following conditions?
A.
hepatomegaly
B.
pleural effusion
C. pneumothorax
D.
pulmonary edema ✔✔CORRECT ANSWER✔✔C. pneumothorax
When extubating an adult patient, which of the following should a
respiratory therapist do FIRST?
A.
,Deflate the cuff.
B.
Remove the tube holder from the patient's face.
C. Position the patient in an upright position.
D.
Suction while the patient coughs. ✔✔CORRECT ANSWER✔✔C. Position the
patient in an upright position.
Which of the following is associated with an optimally exposed chest
radiograph?
A.
Pleural spaces and heart borders are well defined.
B. Vertebrae and lung markings are clearly visible.
C.
Pulmonary vascular markings are absent.
D.
Air bronchograms are easily identified. ✔✔CORRECT ANSWER✔✔B.
Vertebrae and lung markings are clearly visible.
Which of the following is the definitive method of monitoring the
effectiveness of equipment sterilization?
A.
, heat sensitive tape
B.
chemical sensitive indicator
C. biologic indicator
D.
time and temperature graph ✔✔CORRECT ANSWER✔✔C. biologic indicator
The amount of air that can be maximally exhaled from maximum inspiration
is called the
A.
expiratory reserve volume.
B.
residual volume.
C.
functional residual capacity.
D. vital capacity. ✔✔CORRECT ANSWER✔✔D. vital capacity.
While a respiratory therapist auscultates a patient's chest, the patient
repeats the words, "ninety-nine." Transmission of vocal sounds is increased
in the right lower lobe compared to the other lung fields. Which of the
following does this most likely indicate?
A.
pleural effusion
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