Oral Pharyngeal Airways

Question 1

How does pharyngeal airway relieve airway obstruction

Answer 1

keeps base of tongue away from the posterior wall of the pharynx to prevent tongue from occluding the airway

Question 2

what does the bite block do

Answer 2

if endotracheal tube is in it keeps from biting tongue

Question 3

name 2 other indications for oral pharyngeal airways

Answer 3

facilitate oral suction, enhance bag-mask ventilation

Question 4

why should the airway never be taped in place

Answer 4

bc if the pt becomes conscious the airway should be easily removable

Question 5

berman airway

Answer 5

hard plastic, has a groove down either side to guide a suction catheter to glottic area

Question 6

guedel

Answer 6

soft pliable material, which has an opening through the middle to allow the passing of a suction catheter into the glottic area

Question 7

how do you measure endotracheal tube

Answer 7

measure from jaw angle to mouth

Question 8

in terms of the endotracheal tube what size is better

Answer 8

larger is better than smaller

Question 9

what is the proper insertion

Answer 9

remove foreign substances from the mouth
hyperextend the neck
open patients mouth and insert the airway with the tip pointing toward the roof of the mouth
observe the passing the uvula and rotate 180 degrees

Question 10

complications of oral airways

Answer 10

injury during insertion (teeth)
failure to remove quickly when airway reflexes return
gagging or fighting the airway
vomiting - aspiration
biting causing lip or teeth damage

Question 11

complications of oral airways when its not the right size

Answer 11

airway too large: can compress the epiglottis and blocks coughing reflex
airway too small: does not relieve obstruction
airway not right size: push the tongue backwards and obstruct the pharynx