Placements and school-based training will be extended and there will more emphasis on support from line managers, who can "sponsor" a would-be head teacher within their staff.

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But mostly the survival rate is low: 3% in Chicago, 5% in New York and 7% in Los Angeles, for example, according to information compiled from medical reports by Resuscitation Academy, a Seattle-based training school for leaders of emergency-medical-services programs.

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Another route is known as employment-led training, where trainees are school-based, paid a salary and do not pay tuition fees.

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As many of her colleagues, Rodaina is actively engaged in training fellow-teachers in the context of school-based teacher professional development activities.

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First, the body fluids must be drained and replaced with a formaldehyde-based product, said Richard Arnold, managing director of the Embalmer Training School in Britain and a qualified embalmer for 20 years.

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