RESPIRATORY CARE EXAM REVIEW CHAPTER 4 | PRACTICE QUESTIONS & ANSWERS |
COMPREHENSIVE STUDY GUIDE 2026/2027
To prevent venous congestion on the trachea wall, the ET tube cuff should be maintained below
what level of pressure? - correct answer ✔✔25 mmHg (35 cm H2O)
Inspiratory stridor is a major clinical sign of what airway condition? - correct answer ✔✔Glottic
Edema
What is the name of the speaking valve that may be attached to a ventilator patient's
tracheostomy tube that allows the patient to talk? - correct answer ✔✔Passy-Muir speaking
valve
Describe the purpose of an oropharyngeal airway. - correct answer ✔✔The oropharyngeal
airway is used to prevent upper airway obstruction, mainly from the tongue, in unconscious
patients only. It may be used as a bite block for unconscious, intubated patients or to prevent
the tongue from falling back and occluding the airway during bag-valve-mask ventilation.
What is the primary purpose of a fenestrated tracheostomy tube? - correct answer ✔✔A
fenestrated tracheostomy tube is used to wean a patient from conventional tracheostomy tube
and allow the patient to speak.
List the problems associated with the use of oral ET tubes. - correct answer ✔✔a. Poorly
tolerated by conscious or semiconscious patients
b. Biting the tube
c. Increased production of oral secretions
d. Easier inadvertent extubation
e. Hard to communicate
f. Gagging
g. Tube not as stable
COMPREHENSIVE STUDY GUIDE 2026/2027
To prevent venous congestion on the trachea wall, the ET tube cuff should be maintained below
what level of pressure? - correct answer ✔✔25 mmHg (35 cm H2O)
Inspiratory stridor is a major clinical sign of what airway condition? - correct answer ✔✔Glottic
Edema
What is the name of the speaking valve that may be attached to a ventilator patient's
tracheostomy tube that allows the patient to talk? - correct answer ✔✔Passy-Muir speaking
valve
Describe the purpose of an oropharyngeal airway. - correct answer ✔✔The oropharyngeal
airway is used to prevent upper airway obstruction, mainly from the tongue, in unconscious
patients only. It may be used as a bite block for unconscious, intubated patients or to prevent
the tongue from falling back and occluding the airway during bag-valve-mask ventilation.
What is the primary purpose of a fenestrated tracheostomy tube? - correct answer ✔✔A
fenestrated tracheostomy tube is used to wean a patient from conventional tracheostomy tube
and allow the patient to speak.
List the problems associated with the use of oral ET tubes. - correct answer ✔✔a. Poorly
tolerated by conscious or semiconscious patients
b. Biting the tube
c. Increased production of oral secretions
d. Easier inadvertent extubation
e. Hard to communicate
f. Gagging
g. Tube not as stable
