Thus, without blood to act as the intermediary and the heart and blood vessels to act as the hardware to pump the blood around the body, all the efforts of the respiratory system would be useless. In turn, angiotensin converting enzyme on lung capillary endothelium plays an important role in blood pressure regulation.
When do school speed limits apply? This depends on the kind of zone youâre travelling in. There are several types of school speed zones, including: permanent 40km/h zones ; time-based zones (where reduced speed limits apply between 8â9.30am and 2.30â4pm on school days â see below for dates)
Children born between 1 September 2011 and 31 August 2012 will usually start school in September 2016. Children are entitled to 38 weeks of school in their first (reception) year.Most children will start school full-time from the second week of term, week beginning 12 September 2016. January and 31 March 2012 (inclusive) reach compulsory school age on 31 March 2017, at the start of the Summer term; 1 April and 31 August 2012 (inclusive) reach compulsory school age on 31 August 2017, at the start of the new school year.