Final Exam Review TMC 2024/2025 with 100% correct answers
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Which of the following parameters are necessary to determine physiologic deadspace of a patient recently admitted for sub-sternal chest pain?
1. C(a - V) O2
2. PaO2
3. PaCO2
4. PECO2
PaCO2 and PECO2
While performing gas calibration on pulmonary diagnostic equipment, which of the followi...
Which of the following parameters are necessary to determine physiologic deadspace of a patient
recently admitted for sub-sternal chest pain?
1. C(a - V) O2
2. PaO2
3. PaCO2
4. PECO2 correct answersPaCO2 and PECO2
While performing gas calibration on pulmonary diagnostic equipment, which of the following devices
should be calibrated with room air? correct answersHelium analyzer
Which of the following would be the most appropriate test to evaluate partial vocal cord paralysis in a
patient complaining of difficulty swallowing? correct answersFlow volume loop
A patient is being weaned from mechanical ventilation. What is the best way to monitor his spontaneous
minute ventilation? correct answersPneumotachometer
The best way to assess the accuracy of an air/oxygen proportioner is by means of a/an correct
answerspolarographic analyzing system
All of the following could cause a patient's right-hemidiaphragm to be elevated EXCEPT:
Right side hyperlucency
Right side atelectasis
Hepatomegaly
Ascites correct answersright side hyperlucency
Which of the following conditions is associated with a pleural friction rub? correct answersPleuritis
,A patient is in full cardiopulmonary arrest. CPR is initiated and the patient is orally intubated with an End
Tidal CO2 monitor attached. Initial capnogram assessment would show which of the following trends?
correct answersinitially low, then rises
Which of the following will not affect the accuracy of a capnograph? correct answersusing a desiccant
Which of the following settings should be adjusted to change the I:E ratio for a patient receiving PEP
therapy? correct answersExpiratory resistance valve
Which of the following drugs should the respiratory therapist recommend for a patient to decrease
ventricular preload and lower blood pressure? correct answerssodium nitroprusside
The respiratory therapist is called to the Emergency Department to assess a 66-year-old female patient.
Upon entering the room, the patient appears unresponsive. The therapist evaluates the patient's
breathing, places her on oxygen and then assesses her pulse. Respirations are shallow and irregular,
heart rate is 33 bpm and weak. What it is the next step in caring for this patient? correct answerscall for
assistance
A 30-year-old male who weighs 68 kg (150 lb) has a minute ventilation of 9 L/min. and a respiratory rate
of 20/min. What is his alveloar minute volume? correct answers6 L/min
A patient with a bilateral flail chest has been intubated and is being mechanically ventilated with PEEP.
The patient has just recieved pancuronium bromide (Pavulon) and midazolam (Versed). Which of the
following ventilator alarms would be the most important to set correctly? correct answerslow pressure
alarm
The respiratory therapist is reviewing a patient's chart prior to performing a bedside assessment to
determine readiness for weaning from ventilatory assistance. The patient weighs 60 kb (132 lb). The
therapist would expect the patient to be able to achieve a spontaneous tidal volume of correct
answers300-480 mL
A 32-year-old victim of a motor vehicle accident, weighing 80 kg (176 lb.) is receiving mechanical
ventilation at the following settings: minute volume 10 L/min, SIMV 12, F1O2 1.0 and PEEP 20 cmH2O.
Additional diagnostic data disclose the following:
VD/VT ratio 0.5
,RQ 0.9
pH 7.39
PaCO2 40 torr
PaO2 190 torr
HCO3 26 mEq/L
What is this patient's alveolar to arterial gradient? correct answers470 torr
Which of the following is/are indications for high frequency jet ventilation?
Following a craniotomy precedure, a patient is thrashing around in the bed. The medical resident would
like to prevent the patient from harming himself and stabilize his ICP and asks for assistance with
management of this patient. Which of the following drugs should the respiratory therapist recommend
at this time? correct answersversed
A 150 kg (330 lb) patient has been referred to a sleep center for evaluation of sleep apnea and daytime
drowsiness. Which of the following is the most appropriate diagnostic procedure? correct
answerspolusomnography
All of the following statements regarding an oxygen concentrator are correct EXCEPT
provides an unlimited supply of oxygen.
increase alveolar oxygen tension.
provide 100% oxygen at high flow rates.
remove nitrogen from the room air. correct answersprovide 100% oxygen at high flow rates
, In order to minimize the risk of nosocomial infection for patients on mechanical ventilation, which of the
following should be included in the departmental policy? correct answersdisinfect the ventilator surface
daily
Which of the following would be most important to evaluate for a patient who is entering a smoking
cessation program? correct answerspack years
A patient recovering from viral pneumonia develops ventricular tachycardia. This puts the patient at risk
for correct answersMyocardinal infarction
A patient has been recently diagnosed with pulmonary fibrosis. Auscultation of the patient's chest will
reveal correct answersLate inspiratory crackles
According to the ATS/ERS Standards, while measuring a slow vital capacity the spirometer should meet
which of the following parameters? correct answersMeasuring capacity of 8L
A respiratory therapist can determine that a piece of equipment has been properly gas sterilized by
examining the correct answersbiological indicator tape
Which of the following pharmacological agents is indicated for a patient with sinus bradycardia? correct
answersatropine
During cardioversion, the respiratory therapist draws attention to the oscilloscope waveform. The
physician asks the therapist to determine if the graphic is artifact or the actual patient recording. The
therapist should evaluate correct answerselectrode contract
A smoking cessation class is being taught as part of a pulmonary rehabilitation program. Several of the
participants express concern over weight gain once they stop smoking. Why is this a common
occurence? correct answersa decrease in metabolism
A fireman is brought into the emergency room after being knocked unconscious in a burning office
building. What is the best way to improve the oxygenation status of this patient? correct
answershyperbaric oxygen therapy
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