General Skills And The Diving Environment || All C
General skills and the diving environment || All C
Exam (elaborations)
General skills and the diving environment || All Correct.
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General skills and the diving environment || All C
Institution
General Skills And The Diving Environment || All C
When making a Controlled Emergency Swimming Ascent (CESA) the diver should __________________________ to avoid a lung-expansion injury. correct answers exhale - making a continuous "ah" sound
When making a Controlled Emergency Swimming Ascent, the diver should do which of the following in terms ...
General skills and the diving environment || All Correct.
When making a Controlled Emergency Swimming Ascent (CESA) the diver should
__________________________ to avoid a lung-expansion injury. correct answers exhale -
making a continuous "ah" sound
When making a Controlled Emergency Swimming Ascent, the diver should do which of the
following in terms of his equipment? correct answers Keep all equipment in place and retain his
regulator.
When making a Controlled Emergency Swimming Ascent, what should the diver do regarding
his ascent rate? correct answers Maintain a normal ascent rate (not in excess of 18 metres/60 feet
per minute).
Divers should always wear an amount of weight equal to 10% of their body weight plus 1
kilogram/3 pounds. correct answers false
When conducting a buoyancy check at the surface, you should correct answers - relax, holding a
normal breath in.
- add or subtract weight until you float at eye level.
- sink slowly when you exhale.
A clenched fist brought toward the chest is a signal for: correct answers "I am low on air"
Your buddy gives you a "cut throat" sign followed by pointing to his mouth. What action should
you take in this circumstance? correct answers Immediately provide your alternate air source to
him.
You suddenly run out of air at 18 metres/60 feet. You notice your buddy is approximately 6
metres/20 feet away and not paying attention to you. What action should you take in this
circumstance? correct answers Swim to your buddy and immediately locate and secure his
alternate air source, then signal you are out of air.
What factors determine the type of pattern to be used when conducting an underwater search?
correct answers - Environmental conditions
- Size of the object
When working close to a shoreline, what naturally occurring phenomena can be used as aids to
navigation? correct answers - Sand ripples
- Changes in water depth
Kick cycles and arm spans are methods of measuring distance underwater that do not require the
use of a calibrated device. correct answers true
Which of these methods is most accurate for measuring distance underwater? correct answers
arm spans
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