4 study guide

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4 study guide
2011-06-06 13:49:09
study guide

4 study guide
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  1. to prevent venous congestion on the trachea wall, the ET tube cuff should be maintained below what level of pressure
    20 mm Hg (27 cm h2o)
  2. ins stridor is a major clinical sign of what airway condition
    glottic edema
  3. what is the name of the speaking vale that may be attached to a ventilator pt's tracheostomy tube that allows the pt to talk
    passy muir speaking valve
  4. describe the purpose of an oropharyngeal airway
    • prevent upper airways obstruction
    • mainly from the tongue
    • unconscious pt only
    • bite block for unconscious, intubated pt
  5. what is the primary purpose of a fenestrated tracheostomy tube
    wean a pt from convetional tracheostomy tube and allow the pt to speak
  6. list the problems associated with the use of oral ET tubes
    • poorly tolerated by consciour or semicons pts
    • biting the tube
    • increased production of oral secretions
    • easier inadvertent extubation
    • harder to communicate
    • gagging
    • tube not as stable
    • difficulty passing suction catheter bc of curvature of the tube
  7. how would u determine that an ETT is resting in the right mainstem bronchus before a chest x ray film is obtained
    diminished breath sounds in the left lung, asymmetrical chest movement
  8. what is a yankauer suction device used for
    to suction the oropharynx
  9. what is the max amt of suction that may be used to suction an adult pt airway
    -120 mmHg
  10. when extubating a pt, the ETT should be withdrawn at what point in the breathing cycle
    peak inspiration