Questions And Correct Answers (Verified
Answers) 2026/2027
The most common cause of dive emergencies is - CORRECT ANSWER -poor
judgement
The first thing to consider before attempting an inwater rescue is how fast you
should swim - CORRECT ANSWER -False; whether you need to get in the water at
all
Diver stress is - CORRECT ANSWER -the physical and psychological responses to a
perceived threat
Causes of physical stress include - CORRECT ANSWER -cold and heat; fatigue
Causes of psychological stress include - CORRECT ANSWER -task loading; peer
pressure
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 - CORRECT
ANSWER -True
The effects of stress on a diver can include - CORRECT ANSWER -anxiety,
perceptual narrowing, increased breathing, panic
, well-stocked first aid kit is intended to help manage small problems, and to
stabilize major problems until reaching emergency medical care - CORRECT
ANSWER -True
A pocket mask is something a rescuer wears to prevent disease transmission -
CORRECT ANSWER -False; a pocket mask is placed on the patient's face
advantages of a pocket mask include that - CORRECT 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
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 - CORRECT ANSWER -True
The three primary types of emergency oxygen systems include - CORRECT
ANSWER --non-resuscitator demand valve systems
-continuous flow systems
-positive pressure resuscitator systems
______ work much like a scuba regulator, supplying 100% oxygen when the diver
inhales - CORRECT ANSWER -non-resuscitator demand valve systems