SOLUTIONS TO EXERCISES, LESSON 2
1.
You are correct if you listed any three of the following:
Each device holds the tongue away from the pharynx, allowing ventilated air to
move into the trachea.
Each device seals off the stomach from the airway, preventing gastric acid from
coming back into the pharynx.
Each device can be used for gastric lavage (irrigation of the stomach).
Each device can be used for gavage (feeding through a tube passed into the
stomach). (para 2-2)
2.
The devices are easy to place.
Only a minimal amount of training is needed to use the devices.
(para 2-3a)
3.
You are correct if you listed any three of the following:
The casualty is conscious and breathing effectively on his own.
The casualty is an infant.
The casualty is an adult under 5 feet tall.
The casualty has facial damage.
The casualty has esophageal disease.
The casualty has ingested a caustic substance. (para 2-4b)
4.
two.
(para 2-5b(3))
5.
30 seconds.
(para 2-5b(11))
6.
Ulceration.
(para 2-10b)
7.
The mask settles on the casualty's face.
(para 2-5b(6))
8.
The rise of the casualty's chest.
(para 2-5b(7))
9.
An unobstructed airway.
(para 2-8a)
10.
Humidified, or filtered. (para 2-8b)
11.
Earlobe to the corner of the mouth.
Corner of the casualty's mouth to the midsternum.
(para 2-10a(1)(d))
12.
Chipped or broken.
(para 2-1Ob(1))
13.
Larynx.
Pharynx.
(para 2-11g(2) NOTE)
MD0569
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