MEDICAL LABORATORY SCIENCES – DEGREE QZ15

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A p-value does not directly measure: Context: advanced haematology unit. [Medical Laboratory Sciences Degree Graduate Practice Set 15, Case 98]

A Compatibility of data with a statistical model under assumptions B A tail-area probability C Evidence against a null model in a defined analysis D The probability that the null hypothesis is true E A calculated statistic

Internal quality control primarily monitors: Context: clinical chemistry laboratory. [Medical Laboratory Sciences Degree Graduate Practice Set 15, Case 17]

A Staff salaries B Day-to-day analytical stability and performance C Disease prevalence D Building maintenance E Patient satisfaction only

Measurement uncertainty expresses: Context: quality-management review. [Medical Laboratory Sciences Degree Graduate Practice Set 15, Case 5]

A The reference interval only B A guaranteed diagnostic error C The dispersion of values that could reasonably be attributed to a measurand result D Patient dissatisfaction E Specimen identity

A positive direct antiglobulin test may occur in: Context: molecular diagnostics laboratory. [Medical Laboratory Sciences Degree Graduate Practice Set 15, Case 49]

A Simple hyperglycaemia B Malaria-free individuals only C Immune-mediated coating of red cells in vivo D Urinary tract infection only E Hyperlipidaemia

A fourth-generation HIV screening assay typically detects: Context: tertiary hospital laboratory. [Medical Laboratory Sciences Degree Graduate Practice Set 15, Case 6]

A Only bacterial endotoxin B HIV antibodies and p24 antigen C Only CD4 cells D Only haemoglobin E Only viral culture

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