TMC practice test Questions and Correct
Answers
Which of the following bedside pulmonary function testing results for a patient with
multiple sclerosis most strongly indicates the need for ventilatory assistance?
a. 5% decrease in peak expiratory flow
b. FEV1/FVC of 85%
c. MIP of -23cm H2O
d. vital capacity of 5 ml/kg
✓ ~~~ d. vital capacity of 5 ml/kg
Which of the following can be used to confirm correct ETT position?
a. tube marking at the incisor
b. pulse oximeter
c. colorimetric CO2 detector
d. Chest radiograph
✓ ~~~ D. chest radiograph
A 71 yr old man who has a femur fracture had a chest CT angiogram due to
increased SOB. An RT observes multiple pulmonary arterial thrombi. Which of the
following should the RT recommend?
a. IV heparin
b. sublingual nitroglycerin
c. IV prostacyclin
d. nitric oxide inhalation
✓ ~~~ a. IV heparin
While performing bedside spirometry on a patient, the following FEV1 values are
obtained from 3 maneuvers:
3.13
3.75
2.85
Which of the following should the RT conclude about these results?
a. the 3.24 should be reported
b. the value of 3.75 should be reported
c. these are normal values
d. the effort was inconsistent
✓ ~~~ d. the effort was inconsistent
An RT is assisting a physician with a needle biopsy of a lung mass during fiberoptic
bronchoscopy. The biopsy site begins to hemorrhage. Which of the following should
the therapist have ready for instillation?
a. Vitamin K
, b. iced saline
c. lidocaine HCI
d. Sterile water
✓ ~~~ b. iced saline
An adult patient with a tracheostomy tube is receiving a heated aerosol with an FIO2
of 30% by T-piece. An RT observes the t-piece often becomes disconnected from
the trach tube. the RT should
a. tape the t piece to the trach tube
b. exchange the t-piece for a trach collar
c. replace the inner cannula of the trach
d. add a reservoir to the t-piece
✓ ~~~ b. exchange the t-piece for a collar
a tracheostomy stoma site should be cleaned with
a. normal saline
b. chlorhexidine
c. povidone-iodine
d. acetic acid
✓ ~~~ a. normal saline
While examining a CXR from an adult patient, an RT notes the presence of air
bronchograms. Which of the following is the most likely cause?
a. pneumothorax
b. pleural effusion
c. bronchiectasis
d. pneumonia
✓ ~~~ d. pneumonia
According to ATS standard, a patient's FEV1 must increase by a minimum of what
percent to demonstrate significant post-bronchodilator improvement?
a. 15
b. 8
c. 12
d.20
✓ ~~~ c. 12
A patient underwent a tracheotomy 2 weeks ago remains in the ICU receiving VC
ventilation. After the patient is repositioned in the bed, the ventilator high-pressure
alarm sounds with each breath. The suction catheter can be passed by only 10 cm
into the tracheostomy tube and no secretions are evident. SpO2 is 80%. Which of
the following should a respiratory therapist do FIRST
a. recommend a chest radiograph
b. initiate bag-mask ventilation
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