EMT I Exam Practice - Airways

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EMT-I PRACTICE EXAM ON AIRWAYS.


Questions and Answers
  • 1. 
    Hperventilation leads to:
    • A. 

      Hypercarbia

    • B. 

      Dialated cerebral vessels

    • C. 

      Improved cerebral perfusion

    • D. 

      Low carbon dioxide

  • 2. 
    The major determinant(s) in controlling respiration is (are) the:
    • A. 

      PH of capilarry blood

    • B. 

      Partial pressure of carbon dioxide

    • C. 

      Oxygen content in the blood

    • D. 

      Impulses generated within the lungs

  • 3. 
    The primary cause of airway obstruction in unconscious patients is:
    • A. 

      Loose-fitting dentures

    • B. 

      Toys or other small objects

    • C. 

      The tongue

    • D. 

      Imcompletely chewed food

  • 4. 
    A respiratory pattern characterized by an irregular pattern, rate, and volume with intermittent periods of apnea is:
    • A. 

      Agonal

    • B. 

      Central neurogenic hyperventilation

    • C. 

      Cheyne-stokes

    • D. 

      Biot's

  • 5. 
    A respiratory pattern characterized by deep, rapid respirations is:
    • A. 

      Biot's

    • B. 

      Cheyne-stokes

    • C. 

      Central neurogenic hperventilation

    • D. 

      Agonal

  • 6. 
    The maximum acceptable flow rate for nasal cannula is ___ L/min
    • A. 

      8

    • B. 

      6

    • C. 

      10

    • D. 

      4

  • 7. 
    To perform the sellick maneuver, place pressure against the:
    • A. 

      Cricoid cartilage

    • B. 

      Thyroid bone

    • C. 

      Cricothyroid membrane

    • D. 

      Hyoid bone

  • 8. 
    The greatest difficulty in using a bag-valve-mask device for mouth-to-mouth ventilation is maintaining:
    • A. 

      Consistant bag ventilation

    • B. 

      Adequate ventilation rate

    • C. 

      Adequate mask seal

    • D. 

      Proper oxygen flow

  • 9. 
    A catheter that is flexible and designed to suction smaller portions of the airway or through an endotracheal tube is known as a ________ catheter.
    • A. 

      Yankauer

    • B. 

      Tonsil-tip

    • C. 

      Pharyngeal

    • D. 

      Whistle-tip

  • 10. 
    In ideal circumstances, suctioning an adult patient should not exceed _______ seconds.
    • A. 

      2

    • B. 

      5

    • C. 

      15

    • D. 

      20

  • 11. 
    Suctioning (application of negative pressure) should be activated upon:
    • A. 

      Insertion of the suction catheter

    • B. 

      Extraction of the suction catheter

    • C. 

      Both insertion of and extraction of the catheter

    • D. 

      Either insertion of or extraction of the catheter - it makes no difference.

  • 12. 
    A nasal airway should be measured from:
    • A. 

      The corner of the mouth to the earlobe

    • B. 

      The tip of the nose to the corner of the mouth

    • C. 

      The tip of the nose to the tragus

    • D. 

      The tip of the nose to the chin

  • 13. 
    The endotracheal tube size refers to the __________ in millimeters.
    • A. 

      Lenght of tube that will pass beyond the vocal chords

    • B. 

      Length

    • C. 

      Internal diameter

    • D. 

      External diameter

  • 14. 
    When using a straight blade to intubate an adult patient, the tip of the blade should be placed:
    • A. 

      Under the epiglottis

    • B. 

      Directly on the epiglotis

    • C. 

      In the vallecula

    • D. 

      Past the epiglottis at the vocal chords

  • 15. 
    Advocates of teh curved blade claim that the curved blade:
    • A. 

      Is recommended for use on infants

    • B. 

      Reduces the need for a stylet

    • C. 

      Provides more exposure of the glottis

    • D. 

      Provides more room for passage of the ET tube

  • 16. 
    When intubating an adult patient with a curved blade, the tip of the blade should be placed:
    • A. 

      In the vallecula, at the base of the tongue

    • B. 

      In the vallecula, at the opening of the vocal chords

    • C. 

      To the right of the epiglottis

    • D. 

      Under the epiglottis

  • 17. 
    The distal cuff of th eET tube should hold ________ mL of air.
    • A. 

      20 to 30

    • B. 

      15 to 25

    • C. 

      10 to 20

    • D. 

      5 to 10

  • 18. 
    Intubation ScenarioLung sounds are heard after intubation only over the right lung of an adult patient. The ET tube is at 27 cm at the teeth.The most likely explanation for the findings in the "Intubation Scenario" is:
    • A. 

      Occlusion of the endotracheal tube

    • B. 

      Left-sided pneumothorax

    • C. 

      Right mainstream intubation

    • D. 

      Right-sided hypertypany

  • 19. 
    The next appropriate action to take in the Intubation Scenario is to:
    • A. 

      Continue to ventilate the patient

    • B. 

      Deflate the cuff and withdraw 1 to 2 cm of the tube

    • C. 

      Inflate the cuff with additional 3 to 5 mL of air

    • D. 

      Remove the tube

  • 20. 
    Placing the head in the sniffing position means that you:
    • A. 

      Flex the head and extend the neck

    • B. 

      Flex the head and neck forward

    • C. 

      Flex the neck so the chin is close to the chest

    • D. 

      Flex the neck and extend the head

  • 21. 
    The laryngoscope should be held in the  ________ hand and inserted on the  ________ side of the mouth
    • A. 

      Right, right

    • B. 

      Left, left

    • C. 

      Right, left

    • D. 

      Left, right

  • 22. 
    Confirming Tube PlacementAfter placing an endotracheal tube, the paramedic listens to the lungs, where no sounds are heard, and over the epigastrium, where gurgling is heard.The endotracheal tube in this scenario is most likely placed in the:         
    • A. 

      Trachea

    • B. 

      Right mainstream

    • C. 

      Esophagus

    • D. 

      Left mainstream

  • 23. 
    The next course of action the paramedic should perform n this scenario is to:
    • A. 

      Continue ventilation and secure the tube

    • B. 

      Remove the endotracheal tube adn oxygenate the patient

    • C. 

      Insert another endotracheal tube around the first one

    • D. 

      Pull the tube back 1 to 2 cm

  • 24. 
    The next course of action the paramedic should perform withouth the use of specialized equipment is:
    • A. 

      Transluminal

    • B. 

      Digital

    • C. 

      Orotracheal

    • D. 

      Retrograde

  • 25. 
    Nasotracheal intubation woudl be the airway procedure of choice for which of the following patient conditions:
    • A. 

      Cardiac arrest

    • B. 

      COPD

    • C. 

      Basilar skull fracture

    • D. 

      Nasal trauma

  • 26. 
    Capnography refers to the measurement of:
    • A. 

      Oxygen levels in the lungs

    • B. 

      Carbon dioxide levels in the tissues

    • C. 

      Carbon dioxide levels in exhaled air

    • D. 

      Oxygen levels in the blood

  • 27. 
    If an endotracheal tube has been correctly placed, an esophageal detector device will:
    • A. 

      Give a normal CO2 readout

    • B. 

      Reinflate easily

    • C. 

      Remain collapsed

    • D. 

      Change color