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CRT Practice Exam II | Questions With Complete Solutions/ 100% Accurate
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CRT Practice Exam II | Questions With Complete Solutions/ 100% Accurate CRT Practice Exam II | Questions With Complete Solutions/ 100% Accurate CRT Practice Exam II | Questions With Complete Solutions/ 100% Accurate

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  • October 19, 2024
  • 97
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • CRT
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CRT Practice Exam II 2024-2025| Questions
With Complete Solutions/ 100% Accurate


1. All Of The Following Are True Statements Regarding The Use Of An

Oropharyngeal Airway Except:

A. An Oropharyngeal Airway That Is Too Large May Obstruct The Airway

B. An Oropharyngeal Airway Is Contraindicated For Use In Unconscious Patients

C. An Oropharyngeal Airway May Induce Gagging And Vomiting

D. An Oropharyngeal Airway That Is Too Small May Obstruct The Airway



Ans: B.

Feedback An Oropharyngeal Airway Is Not Contraindicated For Use In Unconscious

Patients. Airway Is Not Contraindicated For Use In An Unconscious Patient, Only An

Alert Patient. The Distal Tip Of The Oropharyngeal Airway May Irritate The

Hypopharyngeal Area And Induce Gagging And Vomiting. If An Ororpharyngeal

Airway Is Too Large The Distal Tip May Obstruct The Hypopharyngeal Area,

Resulting In Airway Obstruction. If An Oropharyngeal Airway Is Too Small The

Distal Tip May Push The Tongue The Back Of The Throat, Resulting In Airway

Obstruction.



2 Which Of The Following Would The Respiratory Therapist Normally Observe If A

Conscious Patient Were Breathing In The Assist/Control Mode Of Ventilator

Support?

1. A Slight Drop In Pressure Before Each Patient Triggered Breath

2. A Fixed Or Constant Length Of Expiration

,3. A Variable Time Interval Between Breaths

A. 2 Only

B. 2 And 3 Only

C. 1, 2, And 3

D. 1 And 3 Only



Ans: D

Feedback 1. True - Patient Initiated Breaths Are Normally Observed By A Slight Dip

In Inspiratory Pressure Just Prior To The Start Of Mechanical Breath. 2. False - The

Length Of Expiration Is Variable. 3. True - With Patient Initiated Breaths Mixed With

Timed Breaths, The Time Interval Would Be Variable Between Breaths, Not

Constant.



3 An Intubated Mechanically Ventilated Asthmatic Patient Is Struggling To Initiate

Inspiration While In The Assist/Control Mode. Which Of The Following Ventilator

Settings Should The Respiratory Therapist First Check To Determine The Cause Of

This Problem?

A. The Pressure Limit

B. The Peep Control

C. The Tidal Volume

D. The Sensitivity



Ans: D

Feedback In This Situation, The Inspiratory Threshold Is Set Too Low, Adjustment

Of The Sensitivity Setting Should Be Done.

,4 Which Of The Following Would Be An Appropriate Recommendation For An

Intubated Mechanically Ventilated Patient Receiving An Fio2 Of 0.80 And Peep Of

10cm H2o Whose Clinical Condition Begins To Improve As Evidenced By Chest X-

Ray , Physical Examination, And Arterial Blood Gas Values?

A. Lower The Inspiratory Flow Rate

B. Decrease The Ventilatory Rate

C. Decrease The Fio2

D. Remove Peep



Ans: C

Feedback In This Situation An Fio2 Of. 80 Is Unwarranted And Should Be Lowered

Before Adjusting Any Other Ventilatory Parameter.



5 Which Of The Following Breathing Patterns Help To Optimize Aerosol Drug

Deposition Of The Deeper Recesses Of The Lungs?

1. Mouth Breathing

2. Rapid, Deep Inspirations

3. Inspiratory Pause

4. Pursed-Lip Breathing

A. 2 And 3 Only

B. 1 And 2 Only

C. 1, 3, And 4 Only

D. 1, 2 ,3 And 4

, Ans: C

To Optimize Aerosol Drug Deposition To The Deeper Recesses Of The Lungs, A

Patient Should Be Instructed To Take Slow, Deep Inspirations Through The Mouth,

Pause At Peak Inspiration Then Slowly Exhale Trough Pursed Lips.



6 Which Of The Following Patients Should The Respiratory Therapist Recommend

Immediate Intubation?

A. A Patient Experiencing An Acute Episode Of Bronchospasm

B. Patient With Thickened, Retained Secretions

C. Patient With Epiglottis

D. Patient With Post-Extubation Stridor



Ans: C

Feedback Of The Patient Conditions Listed, Only Epiglottitis, Because Of Its Life-

Threatening Natured, Requires Immediate Intubation.



7 Which Of The Following Factors Will Cause The Fio2 Of The High-Flow Oxygen

Delivery Device To Decrease?

1. A Shallow Tidal Volume

2. A Decreased Minute Ventilation

3. A Rapid Respiratory Rate

4. A Malfunctioning Air-Entrainment Port

A. 2 And 3 Only

B. 1 And 4 Only

C. 4 Only

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