NAUI eLearning Open Water Scuba Diver Final Test Questions And
100% Correct Answers Latest Update
Symptoms of Nitrogen Narcosis are similar to: - ANSWER alcohol intoxication
the stage of the regulator which reduces working tank pressure to intermediate
pressure is: - ANSWER the first stage
when the pressure of nitrogen is balanced between the air and your body, you are at a
state of - ANSWER equilibrium
Open heel fins are generally the fins of choice among scuba divers because: - ANSWER
they can be worn in most all types of diving environments
The final check a diver should make before making a giant stride or any entry into the
water is that: - ANSWER area below is clear
Engraved markings found on scuba tanks include: - ANSWER Date of hydrostatic test,
serial number, type of material
The majority of a diver's body heat is lost through conduction at a rate of roughly
_________ times faster than in air. - ANSWER 25
During a buoyancy check, neutrally buoyant or properly weighted is achieved when, on
a normal breath you are floating at or near - ANSWER eye level
Sound travels roughly_______ times faster in water than in air - ANSWER 4
A normal breathing rate while diving would be - ANSWER Slightly slower and deeper
, than you normally breathe
If a divers surface air consumption rate is 1.72bar (25 psi) per minute what would be the
consumption rate at 20 meters (66 feet) of seawater? - ANSWER 5.16 bar per minute (75
psi per minute)
appropriate first aid measures for an unconscious scuba diver should include
consideration of - ANSWER drowning, air embolism, and decompression sickness
weighting systems are used by the diver primarily to - ANSWER offset the positive
buoyancy created by the wet suit
Four main actions you should consider in giving first aid for diving accidents are: -
ANSWER maintain basic life support, call for help, treat for shock, deliver 100% oxygen
Scuba tanks should always have some pressure in them to prevent: - ANSWER moisture
from entering
The following rate of ascent for diving is acceptable when using the NAUI dive tables: -
ANSWER 30 feet per minute
Diving equipment should be - ANSWER rinsed thoroughly, dried and stored in a cool
place
the ______ line is the direction of travel line on the compass - ANSWER lubber
which of the following most readily provides assistance to a diver - ANSWER the diving
buddy
examples of natural navigation aids divers may use during dives include - ANSWER all of
the above/following; ripple marks in the sand, sun brightness and bottom contours
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