1. After a patient undergoes a thoracentesis, the respiratory therapist notes
that the obtained pleural fluid is clear with a slight straw color. This fluid is
most likely the result of
A. empyema.
B. congestive heart failure.
C. lung carcinoma.
D. hemothorax.: Congestive Heart Failure
2. The respiratory therapist is calibrating a spirometer and checking the vol-
ume with a 3.0 liter super syringe. the volumes recorded are 2.85L, 2.8L and
2.8L. Based upon the information obtained, which of the following is a correct
statement?
A. Another syringe needs to be used
B. Spirometer is accurate
C. The plunger was advanced too slowly
D. Spirometer may have a leak: D. Spirometer may have a leak
3. Which of the following is an indication for high frequency jet ventilation?
A. Bronchopleural fistula
B. Wilson Mikity syndrome
C Necrotizing lesion of right lung
D. Centrilobular emphysema: Bronchopleural Fistula
**(because it uses mean airway pressures & low tidal volumes to improve oxygenation and we do not want to worsen
bp fistula)
4. A 43 y/o female patient has just undergone a total abdominal hysterecto-
my. The pt arrives in the post anesthesia care unit obtunded with minimal
response to painful stimulus. what treatment should the RT recommend for
,this pt?: Insert OPA (b/c they are unresponsive)
5. What is the normal VD/VT ratio for a patient breathing room air?: 20-40%
6. All of the following could cause a patient's right-hemidiaphragm to be ele-
vated, EXCEPT:
A. right lower lobe atelectasis
B. right side hyperlucency, absent vascular markings
C. hepatomegaly
D. right lower lobe consolidation with air bronchograms: B. right side hyperlucency,
absent vascular markings (pneumothorax)
7. A 2 y/o child with croup has been intubated for 4 days with a 4mm ID
uncuffed ETT. Heated aerosol at an FiO2 of 30% has been delivered to the
patient. The physician asks the RT to evaluate the pt for possible extubation.
Which of the following would most likely indicate that the pt is ready for
extubation?
A. Pt is making normal quiet ventilatory efforts
B. Negative sputum culture and sensitivity has been reported
C. Pt's ABG are within normal range
D. Breath sounds are heard around the tube on auscultation: D. Breath sounds are
heard around the tube on auscultation
8. A pt is senn inthe ER for complaints of nausea and vomiting. A NGT has been
inserted and the pt is started on lasix. Which of the following should the RT
monitor?
A. Cardiac enzymes
B. Serum electrolytes
C. ABG
D. Cell hydration level: B. Serum electrolytes (because of loss of fluids)
9. While instructing a pt prior to a vital capacity maneuver, the RT should direct
the pt to:
, A. exhale to RV and inhale to IC
B. inhale to TLC then exhale to RV
C. exhale normally then inhale to TLC
D. inhale normally then exhale to FRC: B. inhale to TLC then exhale to RV