Questions and Answers
1.The most common cause of dive emergencies is
Answer poor judgement
2.The first thing to consider before attempting an inwater rescue is how
fast you should swim
Answer False; whether you need to get in the water at all
3.Diver stress is
Answer the physical and psychological responses to a perceived threat
4.Causes of physical stress include
Answer cold and heat; fatigue
5.Causes of psychological stress include
Answer task loading; peer pressure
6.Perceptual narrowing is the tendency under stress to be less broadly
aware and more focused on a perceived threat and/or solutions to that
threat
Answer True
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, 7.The effects of stress on a diver can include
Answer anxiety, perceptual narrowing, increased breathing, panic
8.well-stocked first aid kit is intended to help manage small problems, and
to stabilize major problems until reaching emergency medical care
Answer True
9.A pocket mask is something a rescuer wears to prevent disease
transmis- sion
Answer False; a pocket mask is placed on the patient's face
10.advantages of a pocket mask include that
Answer -it simplifies making an effective seal
-it reduces disease transmission
-you can use it for inwater rescue breathing
-you can provide oxygenated rescue breaths with it
11.it's important to have emergency oxygen available because prompt
oxygen first aid can make a difference in the case of decompression
sickness, lung over-expansion injury or drowning
Answer True
12.The three primary types of emergency oxygen systems include
Answer -non-re- suscitator demand valve systems
-continuous flow systems
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