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Flashcards in RBT Scuba Deck (50):
1

RDP

recreational dive planner

2

recreational divers do not make _____.

decompression dives

3

the RDP is for _____

no decompression diving

4

4 precautions/dangers with depth

less margin for error
bottom time is shorter
the surface is further away
more susceptible to nitrogen narcosis

5

3 recommended limits for recreational divers

60' for novices
100' for all recreational divers
130' for recreational divers w/special
training

6

if you dive < 130' than no _____ is necessary

safety stop

7

if u dive over 130' than it is automatically
a ______.

decompression dive

8

SAFE diver

Slowly Ascend From Every dive

9

safe ascension rate is _____.

1'/1sec

10

safety stops are at _____ and are for _____
in duration. they provide an _____ of safety.

15'
3 minutes
extra margin

11

14 basic scuba skills

1)assemble/disassemble equipment
2)predive safety check
3)know hand signals
4)deep water entry
5)weight removal/replacement at surface
6)exchange snorkel for regulator with
face in the water
7)remove/replace/clear mask
8)proper descent
9)establish neutral buoyancy mid water
and at bottom
10)locate buddy's alternate air source
and breathe for 30 seconds
11)buddy breath with partner
12)breathe from free-flowing regulator
13)controlled emergency ascent from 30'
14)proper ascent

12

8 steps to setting up SCUBA equipment

1)tank upright with valve on right side
2)BCD facing away from you
3)insert tank into to wet tank strap/secure
4)hold regulator with 2nd stage on right
5)check o-ring on tank
6)attach 1st stage to tank
7)attach low-pressure hose from regulator
to low-pressure inflator hose on BCD
8)slowly open tank valve fully/quarter turn
back.

13

5 step predive safety check

1)buoyancy
2)weights
3)releases
4)regulators/air
5)friend

14

buoyancy safety check includes 3 things

inflator hose functions properly
BCD holds air without leaking
BCD's exhaust valves vent air smoothly

15

weights safety check includes 3 things

proper amount of weight
weight belt is donned or weights loaded
can belt and weights be easily ditched

16

releases safety check includes 3 things

is the tank release secure?
are all releases secured/adjusted properly
can u operate your buddy's releases?

17

air/regulators safety check include 3 things

air tank open and full
regulators allow ease of breathing
alternate air sources are in plain sight

18

friend safety check includes 3 things

hand signal familiarity
mentally and physically ready?
reviewed dive plan/objective/goal?

19

predive safety check acronym

bwraf

20

bwraf

begin with review and friend

21

try to surface within _____ of dive flag/buoy

50'

22

equalize when

every few feet

23

4 basic steps to assisting diver

provide ample buoyancy
calm diver
re-establish breathing control
assist back to boat/shore

24

if separated from your buddy, u then _____

search for not more than 1 minute and
then surface if you have not found each
other.

25

max. limit for recreational diving

130'

26

no-decompression diving means that ____

u are staying within the limits of dive tables
and that you may ascend directly to
surface at any time.

27

"repetitive" dive

any dive done within 6hr of another dive

28

purpose of safety stop

to eliminate excess nitrogen

29

NDL is the _____

maximum allowable dive time for a
specific depth.

30

NDL

no-decompression limit

31

SI or _____ is the ____.

surface interval
time spent out of water between dives

32

bottom time is the total time from ____ to
____

beginning your descent
the beginning of your ascent

33

pressure groups indicate the ____

amount of residual nitrogen left in your
body after a dive.

34

danger signal

arm extended closed fist pointing to
danger

35

out of air signal

move hand back and forth across throat

36

low air signal

closed fist tap chest

37

up signal

thumb up, move hand up and down

38

down signal

thumb down, move hand up and down

39

something is wrong signal

rotate hand

40

buddy breathe signal

one hand on 2nd stage
other hand on alternate air source

41

watch me signal

point to your chest

42

level off at this depth signal

hand out palm down, move back and forth

43

ears not clearing signal

point to ear

44

take it easy/slow down signal

hand out/palm down move up and down

45

hold hands signal

grasp your hands

46

get with your buddy signal

align 2 index fingers together

47

u lead i'll follow signal

point with both hands, one behind the
other

48

5 step proper descent

signal
orient yourself
switch snorkel for regulator
check the time
descend

49

5 step proper ascent acronym

STALK

50

5 step proper ascent

signal
time (check your bottom time)
air/arm (grab inflator hose and raise arm)
look (up and around for obstacles)
kick (slow SAFE ascent)