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...artificial ventilation of the lungs to regulate their breathing rate...Blood and the respiratory system: 6.2 Peripheral chemoreceptors - Before the blood reaches the chemoreceptors in the brain, changes in PO2 are detected by specialised cells – called type 1 glomus cells – that are located in the carotid artery (carotid bodies) and aorta (aortic bodies) of the heart....

...Intelligence Quotient (IQ). This is a standardised way of measuring intelligence using tests of both verbal and non-verbal ability. The IQ of people with autism ranges from scores of 70 and below, which corresponds to a profound intellectual disability, to 100, which is the average IQ for any population, to 130 and above, which corresponds to high or extremely high IQ. [A...

...artificially added to water supplies.) Answer The maximum permitted value of fluoride in drinking water is 1.5 mg l−1. You might wish to check the water quality report for your own water supplier. This is often available on the company website or see if the values for tap water in Milton Keynes in Table 1 have altered. Links to information on drinking water in other EU...