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WHAT 1. IS THE MAXIMUM DIVE TIME FOR
AN 85 FOOT DIVE?
A. 25 MINUTES
B. 35 MINUTES
C. 20 MINUTES
D. 22 MINUTES
1.
WHAT IS ONES LETTER GROUP
AFTER A 72 FOOT DIVE FOR 27
MINUTES?
A.
B.
C.
D.
D
E
F
G
1.
AN H DIVER SPENDS 2:30 ON HER
SURFACE INTERVAL. WHAT IS HER
LETTER GROUP AT THE END OF HER
SIT?
A.
B.
C.
D.
C
D
E
F
1.
WHAT IS THE RNT OF A C DIVER AT
THE BEGINNING OF A REPETITVE DIVE
TO 75 FEET?
A.
B.
C.
D.
15
13
11
22
1.
WHAT IS ADJUSTED MAXIMUM DIVE
TIME FOR THE SAME C DIVER
PLANNING A DIVE TO 75 FEET?
A.
B.
C.
D.
22
14
30
13
1.
A DDIVER MAKES A 60 FOOT DIVE
FOR 15 MINUTES. WHAT IS HIS NEW
LETTER GROUP AT THE END OF THE
DIVE?
A.
B.
C.
D.
E
F
G
H
1.
DIVE 1: 67 FEET / 35 MINUTES.
SIT: 2:00 HOURS.
DIVE 2: 50 FEET / 30 MINUTES.
WHAT IS FINAL
LETTER
GROUP?
A.
B.
C.
D.
G
H
I
J
1.
A DIVER MAKING A
100 FOOT DIVE
ACCIDENTLY
EXCEEDS THE
MAXIMUM DIVE TIME
BY 10 MINUTES.
WHAT DECO STOP
IS REQUIRED?
A. 15 FT FOR 15 MIN
B. 15FT FOR 10 MIN
C. 15 FT FOR 5 MIN
D. 5 FT FOR 3 MIN
1.
NAUI RECOMMENDS A SURFACE
INTERVAL OF AT LEAST _________.
A. 10 MINUTES
B. 1 HOUR
C. 2.5 HOURS
D. 24 HOURS
1.
WHAT IS THE MINIMUM SIT THAT A J
DIVER MUST HAVE TO MAKE A
REPETITIVE
DIVE OF 60 FT
FOR 25 MIN?
A.
B.
C.
D.
2:21
2:03
2:44
3:04
DivingEnvironment
s
PhysicalCharacteristicsofaSite.
s
EntriesandExits.
s
WaterConditions.
s
Visibility.
s
MovingWateranditsEffects
s
MarineLife.
s
ConservationandDiverImpacts.
StudentPerformance:
Bytheendofthelessonstudentswillbeableto:
Statesomeofthecharacteristicsofdivesites.
Describetypesofwatermovementsandhowthey
affectyourdive.
Describethedifferentcategoriesofhazardousmarine
lifeandhowtoavoidsituationswiththem.
Describehowyoucanmakeapositiveimpactonthe
environment.
Physical
CharacteristicsofaSite
s
s
Thecharacteristicsofasitewilldictatehowyouenterandexitthewater
aswellashowyoudive.
Typeofsites:
EntriesandExits
s
Theeasiestdivingisusuallyfromboats,andinmany
situations,boatdivingofferssomeofthebestdiving.
OtherEntries
s
Beachorshoreentriescanbeverydifferentdependingonyour
location.
Calmwater:
Surf:
Rockjettiesorbreakwaters:
ExitingtheWater
s
s
s
s
s
s
s
Theonlyobjectiveforanexitistogetoutofthewaterwith
minimaleffortandeffectonbothyouandyourequipment.
Generalrulesthatapplytomostboatandplatformentries:
Ladderexits:
Boattransomplatform:
Calmwater:
Surf:
RockJettiesorbreakwaters:
WaterConditions
s
Temperatureandvisibilityareprobablythetwomostimportant
factorsindeterminingtheeaseandcomfortofyourdive.
Visibility:
Temperature:
Thermoclines:
ReviewonWaterConditions
Whathaveyoulearnedsofar?
s
s
Describeathermocline.
Listfouritemsthataffectvisibility.
MovingWateranditsEffects
Whatsetswaterintomotion,howthewatermoves,andhowto
functioneffectivelyinmovingwater.
s
s
s
WavesandSurf:
Tides:
Currents:
ReviewonWaterMovement
Whathaveyoulearnedsofar?
s
Listthreecausesofwatermovement.
s
Explainhowtoescapefromaripcurrent.
s
s
Describewhichdirectionyoufromaanchoredboatin
current.
Listthetwocausesoftides.
MarineLife
Themanydifferenttypesoflifeintheunderwaterworldmake
divinginteresting.
s
s
Mostmarineanimalsarewary
butharmless
Dangerousmarinelife
Animalsthatbite.
Animalswithbarbs.
Animalsthatsting.
Animalsthatshock.
Conservation
Asadiver,youcanhaveaprofoundeffectontheunderwaterworld.
s
s
s
Negativeimpacts:
Positiveimpacts:
Hunting:
Conservationcontinued
Asadiver,youcanhaveaprofoundeffectontheunderwaterworld.
s
s
s
Collecting:
Exploringwrecks:
Cleaninguptheenvironment:
ReviewofDivingEnvironment
s
PhysicalCharacteristicsofaSite.
s
EntriesandExits.
s
WaterConditions.
s
Visibility.
s
MovingWateranditsEffects
s
MarineLife.
s
Conservation.
NavigationSkills
s
s
Naturalnavigation:
Aidstonaturalnavigation
Whenyoudiveatnightorlimitedvisibility,naturalaidsmay
notbeashelpful.
Compassnavigation:
NavigationSkills
s
s
Whenyouuseacompass:
Holdthecompasslevel
Ifyouneedtonavigateprecisely,youmust
referencethecompassfrequently.
Firstrnavigation.
Describeareciprocalcourse.
DivingFirstAid
s
s
s
s
General Reciprocalcourse:
Simplenavigationskillsmakedivingmoreenjoyable.
ReviewofNavigation
Whathaveyoulearnedsofar?
s
s
s
Namethreenaturalaidstonavigation.
Describetwopointstorememberwhenusinga
compassfo Aid Concepts
First Aid for Aquatic Injuries
Handling Diving Problems
Health & Fitness for Diving
DiverFirstAid
Tonight we will cover:
s The Basics of First Aid
s General Dive First Aid Principles
s First Aid for Common Diving Injuries
s Marine Animal Injuries
s Seasickness
s Life-Threatening Emergencies
s Handling Diving Emergencies
s Review of Health and Fitness for Diving
TheBasicsofFirstAid
s
s
Perform to the level of your knowledge and
competence:
Most first aid is based on the principle of
Do no further harm.
TheBasicsofFirstAid
s
Issues in relation to first aid:
Blood-borne pathogens
and barriers
GeneralFirstAidPrinciples
s
Steps for a first aid emergency:
Getting help (EMS)
Primary survey:
Airway
Breathing
Circulation
Bleeding
Secondary survey
and first aid
CommonInjuriesFirstAid
s
s
s
s
s
s
External wounds:
Internal Wounds:
Head Injuries:
Fractures:
Sprains:
Burns:
MarineLifeInjuriesFirstAid
s
Punctures
Urchins, Spiny fish,
Sting rays
s
Stings
Jellyfish, Fire coral
s
Bites
Moray eels, Sharks,
Barracuda, etc.
s
Seafood poisoning
Seasickness
s
Seasickness can strike even the most
experienced persons:
Take any medication before
boarding
If queasy, get in open air, sit
amidships, look at horizon
EmergenciesandFirstAid
Youmightbetheonlypersonavailabletoofferimmediateassistance.
s
s
s
s
s
s
s
Be prepared.
Know Basic first aid.
CPR.
Oxygen administration.
Aquatic life injuries.
Prevention.
Treatment.
AvoidingDivingEmergencies
s
Keep your skills current
Refresher programs
s
Rescue Techniques Training
Extended absence from diving
can degrade skills.
OutofairAscents
BuddyDependent
s
Alternate air source
Octopus
Integrated Inflator/second stage
Redundant scuba
s
Buddy breathing
OutofairAscents
Independent
s
s
s
s
Redundant scuba
Exhaling/Emergency swimming ascent
Buoyancy compensator breathing
Weight belt drop
RescueTechniques
s
s
s
s
s
s
s
Detecting dive problems
Rescue preparation
Entry and Approach
Assists
Recovering a
submerged victim
In-water rescue breathing
Resuscitation
RescueTechniquescontinued
s
s
s
Oxygen first aid for scuba divers
Removing the victim from the water
Accident management
HealthandFitnessinDiving
s
s
Good health is important for diving.
You should refrain from scuba diving when:
Relative contraindications.
Temporary contraindications.
s
s
The best way to maintain fitness for diving:
Medications and scuba diving.
Review for Exam 1
s
Pay attention to the
icons in the
textbook.
Especially this one!
Review for Exam 1
s
Equipment
Masks
Snorkels
Fins/Boots
Cylinders & valves
Regulators
BCs
Exposure suits
Weights
Et cetera
s
For each
Purpose
Features
Selection
Care
Review for Exam 1
s
Physics
Pressure
P/V/D
Boyle, Charles,
Dalton
Air consumption
Light and vision
Sound and
hearing
Heat loss
s
Things to
remember
1 atm
= 14.7 psi
= 33 fsw
= 10 msw
Use Absolute
pressure
Dont forget to
include the air
pressure
Review for Exam 1
s
Physiology & Medicine
Squeezes and blocks
(especially ears)
Nitrogen narcosis
Decompression sickness
Lung rupture
Carbon dioxide problems
Stings, punctures, bites
Etc.: Sea sickness, illness
Causes
Symptoms
Prevention
First aid
Treatment
Review for Exam 1
s
Environment
Waves
Currents
Tides
Navigation (natural / compass)
Dangerous aquatic life
Review for Exam 1
s
Dive Tables
Terms
Use
Review for Exam 1
s
Skills
Buoyancy control
Proper weighting
Neutral buoyancy
Fresh vs. salt water
Descending, ascending, surface
buoyancy
Dive planning
Out-of-air
Handling stress in self and buddy
Buddymanship

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INSA Toulouse - EC - 101

STUDY OF ANACCELEROMETERMichael SingermanEndri HoxhaDrew RosecransMichael SingermanDrew RosecransEndri HoxhaQ1We have modelized an accelerometer based off of the Analog Devices ADXL150.Accelerometers are used to measure acceleration. In this rep