TMC EXAM (TEST A) EXAM QUESTIONS
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An infant who is 35 weeks of gestation requires supplemental
oxygen at 40%. Which of the following modalities is most
appropriate?
a. Croup tent
b. Nasal cannula at 2 L/min
c. Oxygen hood with an air/oxygen blender
d. Nasal CPAP mask Correct Answer c. Oxygen hood with an
air/oxygen blender
What is the respiratory therapist observing if monitoring the total
amount of gas exhaled in 60 seconds after excluding dead
space?
a. Dead space ventilation
b. Alveolar minute ventilation
c. Maximum voluntary ventilation
d. Minute ventilation Correct Answer b. Alveolar minute
ventilation
Which of the following instructions should be given to a patient in
preparation for incentive spirometry with a volume-type device?
a. "breathe in complete inspiratory capacity"
b. "exhale to expiratory reserve volume"
c. "inhale as deeply as possible"
d. "breathe in to total lung capacity" Correct Answer c. "inhale as
deeply as possible"
,In providing a patient with education and direction for the
performance of positive expiratory pressure (PEP) therapy, the
respiratory therapist will include which of the following directives?
a. Inhale deeply and exhale actively
b. Exhale forcefully and inhale to normal tidal volume
c. Inhale to normal tidal volume and exhale actively
d. Inhale quickly and exhale quickly Correct Answer a. Inhale
deeply and exhale actively
Which of the following equations would help determine cardiac
output?
a. Ejection fraction
b. Fick
c. Oxygen consumption
d. A-aDO2 Correct Answer b. Fick
A patient in the emergency room expectorates thick, yellow
sputum. A CBC shows the following:
RBC 6.0 mill/cu mm
Hb 17 g/dl
HCT 64%
WBC 22,000cu mm
The patient could benefit most from which of the following?
a. Sputum culture and sensitivity
b. Aerosolized Amphotericin B
c. Aerosolized Nystatin
d. Acetylcysteine Correct Answer a. Sputum culture and
sensitivity
A patient has a sleep study (PSG) which shows an AHI of 50 and
an average oxygen desaturation of 10%. Which of the following
should the respiratory therapist recommend?
a. Surgical insertion of a tracheostomy
b. CPAP/BIPAP nocturnal titration study
c. Nocturnal supplemental oxygen
,d. Weight loss Correct Answer b. CPAP/BIPAP nocturnal titration
study
A patient has the following input/output history and other clinical
information:
Yesterday/Today
IN - 1900cc / 1600 cc
OUT - 2200 cc / 1900 cc
CO - 5..8
BP - 110//80
CVP -
These data would result in which of the following?
a. Decrease in PVR
b. Increase in PAP
c. Increase in PCWP
d. Increase in SVR Correct Answer d. Increase in SVR
Which of the following would result in an increase in pulmonary
capillary wedge pressure?
a. Mitral valve stenosis
b. Dehydration
c. Decrease in pulmonary vascular resistance (PVR)
d. Cor pulmonale Correct Answer a. Mitral valve stenosis
The results of a V/Q scan shows poor perfusion with adequate
ventilation. A chest radiograph shows a wedge-shaped infiltrate
over the right lung field. The patient most likely has
a. A pulmonary embolism
b. Fluid overload
c. ARDS
d. Pneumonia Correct Answer a. A pulmonary embolism
During a difficult intubation, the emergency room physician
requests an endotracheal tube that is smaller than recommended
, for the patient's height and ideal body weight. As a result, the
respiratory therapist should anticipate
a. Increase in PAW
b. A decrease in static compliance
c. Increased I:E ratio
d. An increase in RAW Correct Answer d. An increase in RAW
A respiratory therapist is monitoring a patient's maximal inhalation
and exhalation repeatedly over a period of 15 seconds. The
therapist is attempting to observe which of the following?
a. Minute ventilation
b. Inspiratory capacity
c. MVV
d. Alveolar ventilation Correct Answer c. MVV
A patient is on 70%/30% heliox therapy by nonrebreathing mask.
If flowing through an oxygen flow meter, what is the actual flow of
the mixture if the flow meter indicates 10 L/min?
a. 16 L/min
b. 5 L/min
c. 18 L/min
d. 8 L/min Correct Answer a. 16 L/min
A 7-year old female patient is receiving PEP therapy by
mouthpiece. In spite of repeated coaching, the child does not
keep the mouthpiece in her mouth. The therapist should respond
by doing which of the following?
a. Switch to aerosolized Albuterol
b. Add a mask to the PEP device
c. Help support the patient's lip closure around the mouthpiece
d. Discontinue therapy Correct Answer b. Add a mask to the PEP
device
A respiratory therapist is providing chest physiotherapy and
postural drainage on a cystic fibrosis patient with pneumonia in
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