1. Why do some people struggle to
breathe?
• What part of the respiratory system is
affected?
• Is it a genetic or environmental disease?

2. Artificial breathing aids
Lesson objectives
• All – will know how we can use technology to
maintain breathing
• Most will be able to describe how a machine
can breathe for you
• Some will be able to evaluate the different
types of artificial lung

3. Artificial breathing aids
• Your task is to produce a leaflet or
presentation to explain how breathing can be
maintained in people:
– You need to include:
• How they work
• How effective they are
• Advantages and disadvantages
• Iron lung
• Positive pressure bag ventilator
• Mechanical ventialtor