Sports Diver Knowledge: ST2 - Diver Rescue Survey

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* 1. If one diver is in trouble underwater, there will be another diver who can come to their rescue if they are using the ________ system.

PADI

BSAC

DSMB

Buddy

Buddy check

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* 2. In what circumstances can buddy checks be omitted?

If you have already dived with your buddy today

When diving with a regular diving partner

When diving with any instructor

When diving with a National Instructor

Never

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* 3. Which of the following pre-dive behaviours might indicate a potential problem with your buddy? Please select all that apply.

Nervousness or reluctance about the dive

Laughing and joking

Multiple excuses and questions

Packing a goody bag

Slow kitting up, hesitation, and constant fiddling

Becoming breathless or sweating,
when kitting-up

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* 4. What should you do if your buddy shows signs of being unhappy about the dive?

Adapt the dive plan

Reassure them

Abort the dive

Use peer pressure to persuade them to dive

Choose a different dive site

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* 5. Which of the following behaviours during a dive are signs of a problem developing with your buddy? Please select all that apply.

Kicking up lots of silt

Becoming pre-occupied with kit

Slow response to signals

Eyes begin to widen or stare

Ignores you and fins off on his own

Breathing rate increases

Pre-occupied with camera

Stopping for no apparent reason

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* 6. Taking action at an early stage when your buddy appears to have a problem underwater can avoid a deterioration into _______?

Argument

Decompression stops

Confusion

Panic

Wasted dive time

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* 7. If you suspect that your buddy has a problem underwater your first action should be to _______?

Abort the dive

Give a distress signal

Give an OK signal

Move away

Stop and move close

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* 8. Where can the Basic Life Support sequence be carried out? Please select all that apply.

At depth as soon as an emergency happens

On the ascent as the injured diver is brought to the surface

On the surface before a tow is started

On the surface while a tow is underway

On land after recovery from the water

On a boat after recovery from the water

When the casualty is breathing normally and is in the recovery position

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* 9. If you have performed a rescue ascent with a casualty, what should your first action be on reaching the surface?

Summon help

Ensure the casualty is buoyant at the surface

Remove mouthpiece and mask, and extend airway

Remove mouthpiece and mask, and give one minute of RBs

Commence towing to the shore

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* 10. Where is the easiest place to remove a casualty's equipment when landing at the shore?

With rescuer and casualty floating in deep water

In standing depth

In shallow water with the casualty aground

On dry land

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* 11. How may the occupants of the dive boat assist in the rescue of a diver? Please select one answer.

Take the boat to the casualty

Help with the removal of equipment and lifting the casualty
from the water without further RB

Continue first aid

Perform BLS

All of the above

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* 12. Which of the following help to clear the airway? Please select all that apply.

Remove foreign objects from mouth

Nod the chin onto the chest

Remove the hood, if tight around the neck

Tip head back to give a neck extension

Rescuer place hand under neck and squeeze gently

Check tongue is well forward in mouth

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* 13. The recovery position is used for a casualty who is ______ and breathing?

Alert

Distressed

Recovered

Stable

Unconscious

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* 14. What symptoms should you use to diagnose that the casualty has had a cardiac arrest, and therefore requires Rescue Breaths (RBs) and Chest Compressions (CCs)?

No pulse

No chest movement, blue lips

Unconscious

Unresponsive and not breathing normally

All of the above

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* 15. What is the approximate number of RBs you should deliver per minute when giving them in water life support?

100

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* 16. What is the approximate rate at which you should give CCs, in compressions per minute?

2-4

10-12

15-20

30-50

100-120

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* 17. Which of the following should you use to monitor the effectiveness of RBs? Please select one answer only.

Rise and fall of chest

Resistance of lungs to inflation

Sound of casualty's exhalations

Changes in colour of complexion

All of the above

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* 18. If you are alone with a buddy who is unresponsive and not breathing normally, what should be your first action after landing the casualty?

Give 10 RBs

Commence CCs

Send or go for help

Reassure the casualty

Clear the airway