NAUI eLearning Open Water Scuba Diver Final Test Exam.
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Course
NAUI eLearning Open Water
Institution
NAUI ELearning Open Water
NAUI eLearning Open Water Scuba Diver Final Test Exam.NAUI eLearning Open Water Scuba Diver Final Test Exam.NAUI eLearning Open Water Scuba Diver Final Test Exam.
NAUI eLearning Open Water Scuba Diver Final Test
Exam.
Symptoms of Nitrogen Narcosis are similar to: - ANS alcohol intoxication
The stage of the regulator which reduces working tank pressure to intermediate
pressure is: - ANS the first stage
When the pressure of nitrogen is balanced between the air and your body, you are at a
state of - ANS equilibrium
Open heel fins are usually the fins of choice for scuba divers because: - ANS 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: - ANS
area below is clear
Engraved markings on scuba tanks include: - ANS 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. - ANS 25
When conducting a buoyancy check, neutral buoyancy or proper weighting is attained
when, with a normal breath, you float at or near - ANS eye level
Sound travels about_______ times faster in water than in air - ANS 4
A regular breathing pattern while diving would be - ANS 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? - ANS 5.16 bar per minute (75
psi per minute)
Appropriate first aid measures for an unconscious scuba diver should include
consideration of - ANS drowning, air embolism, and decompression sickness
Weighting systems are used by the diver primarily to - ANS offset the positive buoyancy
created by the wet suit
Four main actions you should consider in giving first aid for diving accidents are: - ANS
maintain basic life support, call for help, treat for shock, and deliver 100% oxygen
, Scuba tanks should always have some pressure in them to prevent: - ANS moisture
from entering
The following rate of ascent for diving is acceptable when using the NAUI dive tables: -
ANS 30 feet per minute
Diving equipment should be - ANS rinsed thoroughly, dried and stored in a cool place
The ______ line is the direction of travel line on the compass - ANS lubber
Which of the following most readily provides assistance to a diver - ANS the diving
buddy
Examples of natural navigation aids divers may use during dives include - ANS all of the
above/following; ripple marks in the sand, sun brightness, and bottom contours
If it is suspected that the air in a tank is contaminated due to its smell or taste: - ANS do
not use the tank and immediately call the dive shop that filled the tank so they can
investigate the problem
Which of the following physical factors can make you incapable of sustaining the efforts
sometimes demanded when participating in recreational diving - ANS all of the
above/following; inadequate sleep, a recent head cold and recent ingestion of drugs
(medicine, alcohol, narcotics)
Physical fitness is an important consideration for scuba divers because it helps to
prevent diving accidents due to - ANS exhaustion
Which is the most effective way to descend while maintaining orientation and attempting
equalization of the ears - ANS feet first
You should have your regulator serviced by a certified repair technician - ANS as
recommended by the manufacturer
A symptom of carbon monoxide poisoning is often: - ANS headache
Two methods of measuring air pressure are BAR or: - ANS pounds per square inch
According to NAUI, a repetitive dive is defined as more than one dive within a period of
_________ hours. - ANS 24
The absolute pressure in the ocean at 16 meters (35 feet) is - ANS 2.6 atmospheres
absolute
Atmospheric pressure at sea level is: - ANS 1.0 bar / 14.7 pounds per square inch/ 1.0
atmosphere absolute
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