MEDICAL LABORATORY SCIENCES L6 QZ19

120 min (full) 150 questions total Pass 60% TSh 2,000 · 7 days

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Calibration establishes the relationship between: Context: blood bank. [Medical Laboratory Sciences . Practice Set 19, Case 120]

A Patient age and diagnosis B Tube colour and price C Instrument response and known reference values D Staff number and workload E Sample volume and patient height

A properly collected midstream urine specimen is commonly used for: Context: clinical chemistry section. [Medical Laboratory Sciences . Practice Set 19, Case 106]

A CSF chemistry only B Sputum microscopy C Bone marrow examination D Urine culture for suspected urinary tract infection E Blood grouping

High sensitivity is desirable in a screening test when the aim is to: Context: haematology section. [Medical Laboratory Sciences . Practice Set 19, Case 107]

A Prove causality B Eliminate all false positives C Maximize false negatives D Measure prevalence directly E Minimize false-negative results

HbA1c is useful for assessing: Context: regional referral laboratory. [Medical Laboratory Sciences . Practice Set 19, Case 39]

A Acute bacterial culture B Immediate coagulation status C Blood group D Longer-term glycaemic control E Urine concentration only

The direct antiglobulin test detects: Context: district hospital laboratory. [Medical Laboratory Sciences . Practice Set 19, Case 102]

A Urine protein B Serum glucose C Bacterial endotoxin D Immunoglobulin and/or complement bound to red cells in vivo E Malaria parasites

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