British police carried out a controlled explosion on Monday at the Royal Alexandra Hospital near Glasgow, where a man arrested in the wake of the attempted airport attack is being treated.

A man arrested at the scene of the Glasgow airport crash was taken to the hospital on Saturday after suffering severe burns. The controlled explosion is believed to be ignited in a suspect vehicle in the car park of the hospital, Sky news reported.

Meanwhile on Monday, police arrested two more men over the foiled terror attempts in London and Glasgow, bringing the total number of arrests to seven.

The two, aged 28 and 25, were detained in connection with the car crash incident at Glasgow airport, Sky news reported.

On Sunday, Mohammed Asham, a 26-year-old doctor from North Staffordshire Hospital, was arrested in central Britain along with a woman dressed in traditional Muslim dress, believed to be his wife.

Local police said the investigation is fast moving but still urged people to be vigilant.

British Home Secretary Jacqui Smith on Monday briefed the House of Commons on the development of investigations related to the terrorist attacks of the past week, saying the government will continue to review counter-terrorism measures and boost expenditure on fighting terror.

She highlighted the "measured response" from all quarters, urging no speculation regarding the events.

A burning car was rammed into the main terminal building at Glasgow airport in northern Britain on Saturday, one day after police in London defused two car bombs packed with petrol, nails and gas cylinders in one of the city's major shopping areas.