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C&S TMC EXAM TWO QUESTIONS AND 100% CORRECT ANSWERS
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C&S TMC EXAM TWO QUESTIONS AND 100%CORRECT ANSWERS 2024-2025
Prior to taking a pulmonary artery wedge pressure (PCWP) reading, the RT ensure that:
- Answer -the transducer is properly leveled and zeroed
The fiberoptic bronchoscope is usually preferred device during bronchoscopy b/c its: -
Answer -flexibility
The capnograph tracing above was obtained from a mechanically ventilated pt. On the
basis of this tracing, the RT should: - Answer -check the exhalation valve
A RT is performing nasotracheal suctioning. During the procedure, the therapist
occludes the catheter's thumb port; there is no vacuum. The therapist could do all of the
following EXCEPT - Answer -use a longer suction catheter
The primary hazard of an oropharyngeal airway device is: - Answer -the ot may gag or
fight the device
While providing manual ventilation to a pt with a bag-valve resuscitator during CPR, the
RT discovers the oxygen reservoir is not attached. The therapist should conclude that: -
Answer -the FiO2 will probably be significantly less than 1.0
A pt with a tracheostomy tube is producing moderate amounts of thick, viscous sputum.
The most appropriate device for this client would be: - Answer -a heated large reservoir
air-entrainment jet nebulizer
Which of the following humidity devices is the least expensive for use on an intubated
mechanically ventilated pt with only a need for short-term ventilation? Answr-heat
moisture exchanger
,The RT observes that the CPAP pressure registered on the low pressure monitor is
always lower than the set CPAP in an infant's nasal CPAP system. Which of the following
should the therapist do FIRST to resolve this problem? - Solution -tighten all connections
While the RT is checking the oxygen setup of a pt on a 2L/min nasal cannula, the pt
complains of not being able to detect any oxygen flow from the cannula. Which of the
following actions would be appropriate? - Answer -tighten all connections
Which of the following will alter the oxygen concentration of an air-entrainment mask? 1.
Increasing the flow setting-YES Occluding the air-entrainment ports-YES Altering the
size of the jet orifice-YES 2. Increasing the flow setting-NO Occluding the
air-entrainment ports-YES Altering the size of the jet orifice-NO 3. Increasing the flow
setting-YES Occluding the air-entrainment ports-NO Altering the size of the jet
orifice-YES - Answer 4. Increasing the flow setting-NO Occluding the air-entrainment
ports-YES Altering the size of the jet orifice-YES
During an evaluation of a pt receiving oxygen via transtracheal catheter, the ot reports a
persistent, nonproductive cough and tracheal irritation. What would be the best course
of action now? - Answer -Reposition the catheter
A 65-year old asian female has just been admitted to the ED. Through an interpreter, it is
learned that the pt is complaining of palpitations and chest discomfort. What would be
indicated? - Answer -12-lead ECG
A critically ill pt with hypovolemic shock is being monitored in the ICU. Measurement of
which of the following would indicate if tissue hypoxia is present? - Answer -SVO2
A 27-year-old male is brought to the ED after being found unconscious in the bedroom
closet of his residence after a house fire. He is receiving supplemental oxygen through a
non-rebreather mask. An arterial blood gas sample is drawn. The values are as follows:
pH 7.22 PaCO2 45 mm Hg PaO2 345 mm Hg HCO3- 118 mEq/L SaO2 100% Which of the
following would be most appropriate at this time? - Answer -analyze the blood sample
using a CO-oximeter
, Which of the following would be most helpful to evaluate the effectiveness of secretion
clearance therapy? - Answer -chest x-ray
A 46 year old male presents to the RT clinic with complaints of cough, night sweats, and
loss of appetite. The pt has a history of IV drug abuse and hep B. The therapist
recommended? - Answer -tuberculin skin test
PFT of an adult female: Measured Predicted %Predicted FVC(L): 2.63 3.11 84 FEV1(L):
1.58 2.28 69 FEV1/FVC(%): 60 73 FEF25%-75%(L/Sec): 0.59 2.56 23 PEF (L/Sec): 4.90
5.78 85 Based on the above data, the correct interpretation is: Answer-small airway
obstruction
A SBT should be discontinued and pt re-evaluated if: -Answer-the SpO2 drops by 5%
Shortly after the administration of a sedative to an agitated and combative mechanically
ventilated pt, the RT observed that pulmonary compliance had abruptly fallen. Which of
the following could account for the change? - Answer -a pneumothorax has developed
Immediately following the initiation of pulmonary artery pressure monitoring in a
mechanically ventilated adult male, the subsequent information is provided: PAWP: 24
mm Hg C(a-v)O2: 2-4 vol% The above findings are most consistent with which of the
following? - Answer hypovolemia
If the PETCO2 is 22 mm Hg and the VD/VT is, then the resultant PaCO2 is approximately:
- Answer -45 mm Hg
The pt with renal failure who is receiving inadequate mechanical ventilation should have
all the of following acid-base disorder except: - Answer -metabolic acidosis/respiratory
acidosis
The following pts are more likely to have lower than predicted carbon monoxide
diffusing capacity (DLCO) except:
1 Idiopathic Pulmonary Fibrosis- YES COPD-YES Anemia-YES Pulmonary Vascular
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