with Correct Verified Answers. Latest
2026-2027. Graded A
______ is a worldwide emergency network of hyperbaric chambers and
diving physicians - ANSDivers Alert Network (DAN)
_______ Is the underwater movement of water caused by wave action that
you will experience when diving in areas close to shore - ANSSurge.
A buddy team in a NAUI Master Scuba Diver Course makes an ocean dive
to 95 feet for 20 minutes. After a surface interval of two hours and 35
minutes, they make a repetitive dive to 70 feet for 24 minutes. They remain
on the surface for two hours and 51 minutes before diving to 45 feet. What
is their adjusted maximum dive time for the third dive - ANS51 minutes
A depth that is equivalent to one atmosphere in the ocean is equal to
___________ feet in seawater and __________ feet and fresh water -
ANS33; 34
A diver experiencing panic should - ANSstop, rest and breathe slowly and
deeply until you recover
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, A diver on the surface waving his/her hand overhead and thrashing
violently indicates - ANSdistress
A diver with a group letter of "F" making a dive to 60ft. has a residual
nitrogen time of - ANS36 minutes.
A diver with blood and mucus in his/her mask upon surfacing will most
likely have - ANSSinus squeeze
A divers body heat is lost through conduction (primarily) at a rate of
approximately ___________ times more rapidly than an air - ANS25
A divers inability to equalize his or her ears during an ascent could cause -
ANSa block or reverse block
A seal balloon filled with air that has a volume of 6 in.³ at 99 feet will have a
volume of ______ at 33 feet - ANS12 in.³
A symptom of carbon monoxide poisoning is often - ANSheadache
According to NAUI, a repetitive dive is defined as more than one dive within
a period of - ANS24 hours
According to the Department of Transportation regulations, scuba tanks
must be hydrostatically tested every - ANS5 years
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