NAUI eLearning Open Water Scuba Diver
Final Test questions and answers with
verified solutions already passed!!!
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 usually the fins of choice for scuba divers because: -
ANSWER✔✔ they may be used in a wide variety of environmental conditions
The last thing to check before making a giant stride or any water entry is that: -
ANSWER✔✔ area below is clear
Engraved markings on scuba tanks include: - ANSWER✔✔ Date of hydrostatic test,
serial number, type of material
A diver's body heat is lost through conduction (primarily) at a rate of
approximately _________ times more rapidly than in air. - ANSWER✔✔ 25
when conducting a buoyancy check, neutral buoyancy or proper weighting is
attained when, with a normal breath, you float at or near - ANSWER✔✔ eye level
, sound travels about_______ times faster in water than in air - ANSWER✔✔ 4
a regular breathing pattern while diving would be - ANSWER✔✔ slightly slower
and deeper than you normally breathe
If a diver's 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
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