13_1.2.1 System Software 7



Intensive Care Units in hospitals are for patients in need of round the clock monitoring and support. Computerised systems can be used to monitor patients’ vital signs (temperature, heart rate, blood pressure and breathing). They can then alert medical professionals to any significant changes.



These systems usually run on an embedded, real-time, operating system.



State what is meant by the term real-time and explain why a real-time operating system would be suitable for Intensive Care Units.



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