practice test TMC EXAM 2024 AND PRACTICE
QUESTIONS |ACCURATE ANSWERS| VERIFIED FOR
GUARANTEED PASS |GRADED A |NEW VERSION
WITH 100+ QUESTIONS
During review of the medical record prior to obtaining an ABG sample, the respiratory therapist notes
that the patient has a platelet count of 115,000/mm3. Based on this finding, what should the therapist
do?
1. Perform ABG as normal.
2. Refuse to perform the ABG.
3. Hold pressure on the puncture site for a longer time after sample is collected.
4. Recommend that an ABG should be performed on the patient only if absolutely necessary. -
ANSWER 2 and 4 only
The respiratory therapist assists with elective intubation of a patient with myasthenia gravis in the
ICU. While providing manual ventilation, the self inflating resuscitation device becomes difficult to
compress. Which of the following should the therapist do FIRST?
- ANSWER replace the manual resuscitation bag
A patient receives CPAP at 10 cm H2O and 0.30 FiO2 with a heated humidifier set at 40° C. As the gas is
delivered to the patient though large bore tubing. Which of the following will occur?
1. Excess water will rain out
2. Humidity deficit will occur
3. Relative humidity will decrease
4. Relative humidity will remain 100%
- ANSWER 1 and 4 only
While measuring peak flow on a patient with well-controlled asthma, the respiratory therapist notes
that the peak flow meter consistently reads 200 L/min despite excellent patient effort. The most likely
explanation for these results is that the
,A. peak flow meter is clogged.
B. patient's asthma has worsened.
C. patient is fatigued.
D. peak flow meter is accurate.
- ANSWER peak flow meter is clogged.
The respiratory therapist notices the low pressure alarm sounding from the ventilator for the patient
in the ICU. As the therapist enters the room, she notes that during inspiration, the pressure
manometer reads 6cmH2O. The therapists first action should be
- ANSWER check the exhalation valve
The respiratory therapist should recommend home apnea monitoring for infants with all of the
following situations except
- ANSWER APGAR scores of 4 and 6 at delivery.
Which of the following airway clearance techniques uses a pneumatic device to deliver compressed
gas mini-bursts at sub-tidal volumes to the airway at frequencies of 100-250/min
- ANSWER intrapulmonary percussive ventilation
An ICU patient's blood pressure is being continuously monitored via an arterial catheter in the left
radial artery. The respiratory therapist places the patient in Trendelenburg position for bronchial
hygiene therapy and the blood pressure monitor begins to alarm. When the patient is returned to the
original position, the blood pressure normalizes. What is the most likely reason for the variation in
blood pressure?
A. Trendelenburg position causes an elevation in blood pressure.
B. The tip of the catheter was below the transducer.
C. The catheter needed flushing.
D. The catheter was kinked.
- ANSWER B. The tip of the catheter was below the transducer.
, The RT receives an order to administer a mixture of 80% helium and 20% oxygen to a 40 year old
patient in an acute asthmatic episode. Which of the following devices would most effectively deliver
the gas mixture to the patient?
- ANSWER Nonrebreathing mask
A 75 kg (165 lb) patient with acute lung injury is being mechanically ventilated at the following
settings: VC, A/C; VT 300 mL, respiratory rate 16/min, FIO2 0.50 and PEEP +5 cm H2O. The following
arterial blood gas results are obtained: pH 7.30, PaCO2 58 torr, PaO2 79 torr, HCO3- 28 mEq/L. The
patient's condition should be described as
A. venous admixture.
B. ventilation/perfusion mismatching.
C. hypoventilation.
D. refractory hypoxemia.
- ANSWER C. Hypoventilation
A patient who has significant decrease in airflow during sleep but does not have a complete cessation
of breathing is having what type of episodes?
- ANSWER hypopnea
A patient admitted to the ED is noted to have pulse and blood pressure variations with respirations.
This is most indicative of
- ANSWER cardiac tamponade
The respiratory therapist instructs a patient to take a maximal inspiration followed by a maximal
exhalation without force. Which of the following values are being measured?
- ANSWER slow vital capacity
The respiratory therapist prepares to administer inhaled nitric oxide to a neonate with respiratory
distress syndrome? The most appropriate initial dose of INO for this patient is?
- ANSWER 15ppm
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