You are provided with information describing safety procedures used in 3 medical imaging departments. For each department a) explain the nature of the hazards to patients and staff b) explain how the procedures reduce the hazardous effect Explain the circumstances where each method of imaging might be used in preference to ultrasound, which has relatively low levels of hazard. Scenario 2: Hospital MRI scan - Personnel must wear the standard clothing and footwear provided at all times. - All jewellery must be removed before entering the facility. - All personal effects must kept in lockers outside the facility. - Health and safety checklist to be completed with all patients. - Patients must be escorted into the facility by operating personnel. - Patients must not be accompanied by friends or