68W EMT ACTUAL EXAM QUESTIONS AND
CORRECT ANSWERS COMPLETE SOLUTION
●● What makes up the lower respiratory system?
Answer: larynx, trachea, bronchi, bronchioles, alveoli
●● Where does the upper respiratory system end and lower respiratory
system begin?
Answer: larynx
●● What is stridor?
Answer: high pitched whistling sound caused by a mostly blocked
airway
●● What is hoarseness?
Answer: raspy voice, indicative of swelling in the voice box
●● What is gurgling?
Answer: bubbling sound, caused by fluid in the airway
●● When should a head tilt chin lift not be used?
Answer: when there is a possible spinal injury
, ●● What is an OPA?
Answer: oropharyngeal airway
●● When can an OPA be used?
Answer: when the patient is unconscious and has no gag reflex
●● How can you determine if an unconscious patient has a gag reflex or
not?
Answer: lightly brushing their eyelashes to see if the eyelids twitch
●● What is an NPA?
Answer: nasopharyngeal airway
●● Which side should an NPA be inserted into?
Answer: the right side
●● When should an NPA not be used?
Answer: when facial trauma has occurred
●● What should be done if an NPA can't be inserted into the right
nostril?
Answer: the tip can be cut to be beveled on the opposite side
CORRECT ANSWERS COMPLETE SOLUTION
●● What makes up the lower respiratory system?
Answer: larynx, trachea, bronchi, bronchioles, alveoli
●● Where does the upper respiratory system end and lower respiratory
system begin?
Answer: larynx
●● What is stridor?
Answer: high pitched whistling sound caused by a mostly blocked
airway
●● What is hoarseness?
Answer: raspy voice, indicative of swelling in the voice box
●● What is gurgling?
Answer: bubbling sound, caused by fluid in the airway
●● When should a head tilt chin lift not be used?
Answer: when there is a possible spinal injury
, ●● What is an OPA?
Answer: oropharyngeal airway
●● When can an OPA be used?
Answer: when the patient is unconscious and has no gag reflex
●● How can you determine if an unconscious patient has a gag reflex or
not?
Answer: lightly brushing their eyelashes to see if the eyelids twitch
●● What is an NPA?
Answer: nasopharyngeal airway
●● Which side should an NPA be inserted into?
Answer: the right side
●● When should an NPA not be used?
Answer: when facial trauma has occurred
●● What should be done if an NPA can't be inserted into the right
nostril?
Answer: the tip can be cut to be beveled on the opposite side
