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Question 1

role of clinical biochem laboraroty

Answer 1

provision of results
timely
accurate
relevent
expert interprative advice- acceptance or rejection of results

Question 2

purpose of biochem lab

Answer 2

diagnosis
prognosis
screening
monitoring
determining treatment

Question 3

prognosis definition

Answer 3

predict outcome of disease

Question 4

screening in clinical biochem lab

Answer 4

identify underdiagnosed clinical conditions such as PKU

Question 5

examples of biochem samples for testing

Answer 5

blood (Serum and plasma)
urine
faeces
CSF
saliva
sweat
hair

Question 6

potassium oxalate in blood glucose analysis

Answer 6

anticoagulant
binds calcium ions

Question 7

sodium flouride in blood glucose analysis

Answer 7

inhibits glycolysis
maintains the orignial glucose and lactate conc

Question 8

reference intervals for diabetes

Answer 8

4-6nmol/L

Question 9

how to calculate reference interval

Answer 9

reference interval= mean +- 2SD