Dive Leader Knowledge: DT2 - Basic Life Support

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* 1. Which of the following signs and symptoms should be monitored to know whether a casualty is breathing or not? Please select all that apply.

No response

No pulse

No feel of air movement

Lack of chest movement

Cyanosis

Dilated pupils

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* 2. When giving chest compressions (CC), by how much should you depress an adult casualty's chest?

1-2cm

4-5cm

8-10cm

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* 3. Approximately what rate should chest compressions (CC) be given at?

10-20 per minute

30-50 per minute

60-80 per minute

100-120 per minute

It doesn't matter what the rate is

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* 4. After you have performed the action for regurgitation of stomach contents/vomit as far as rolling the casualty on to his/her back, what should you do before recommencing BLS?

Protect the head

Angle the head downwards to allow fluid to drain

Check that the airway is clear

Send for help

Update the Casualty Assessment form

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* 5. How often should an unconscious casualty who has been placed in the 'how' recovery position be rolled on to their other side?

Every 10 minutes

Every 15 minutes

Every 30 minutes

Once an hour

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* 6. Where should the rescuer be positioned relative to the casualty when using a pocket mask during 2-person basic life support (BLS)?

At the left of the casualty's head

At the right of the casualty's head

Either side of the casualty's head

Above the casualty's head

Astride the casualty