An adult casualty isn’t breathing. To maintain circulation, CPR should be given. What’s the correct depth to press down on their chest?

A: 1 to 2 centimetres

B: 5 to 6 centimetres

C: 10 to 15 centimetres

D: 15 to 20 centimetres

An adult casualty isn’t breathing normally. To maintain circulation, place two hands on the centre of the chest. Then press down hard and fast – around 5–6 centimetres and about twice a second.

You may also be interested in these theory test questions

You arrive at an incident. A pedestrian is bleeding heavily from a leg wound. The leg isn’t broken and there’s nothing in the wound. How could you help?

What should you carry for use in the event of a collision?

You break down on a level crossing. The lights haven’t yet begun to flash. What’s the first thing you should do?

You’re driving on a motorway. When can you use hazard warning lights?

A tanker is involved in a collision. Which sign shows that it’s carrying dangerous goods?

At an incident, someone is suffering from severe burns. What should you do to help them?