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EXPLAIN the importance of establishing an Individual Equipment Record (IER) in a radiology department.

During an annual QA review, the committee discovers that QC testing is being performed regularly, but equipment failures continue to occur unexpectedly and image reject rates are increasing. Which conclusion is most reasonable?

What is the route of transmission for N. gonorrhoeae?

A radiographer is performing the daily CT Number and Image Noise QC test using a water phantom. After placing the ROI in the centre of the phantom, the mean CT number is measured as +12 HU, which falls outside the acceptable tolerance range. What is the most appropriate initial action?

A 62-year-old female patient’s DEXA report shows the following results: Lumbar Spine T-score = -2.4, Femoral Neck T-score = -2.6 and Radius T-score = -2.2. The radiologist must determine whether the patient should be classified as osteoporotic. Which evaluation is most justified?

A radiographer is performing Test 49: Scan Plane Localization from Alignment Lights as part of the department’s quarterly CT quality control programme. The aim is to verify that the CT laser alignment lights accurately indicate the selected scan position. Which procedure would be most appropriate to ensure a valid assessment of scan localization accuracy?

Which gram-positive, catalase-positive species is commonly associated with skin and mucous membrane infections and post-surgical complication of prosthetic device?

A bacterial colony growing on blood agar is surrounded by a greenish zone rather than complete clearing. How should this reaction be classified?

Streptococcus pneumoniae is a leading cause of community-acquired pneumonia. What is the route of transmission for Streptococcus pneumoniae?

Which beta-hemolytic microbe can cause pharyngitis?