What is the primary use of AFP measurement in maternal serum and amniotic fluid?

For blood lead analysis, which specimen is considered the specimen of choice and why? 

Why might a normal serum creatinine concentration not necessarily indicate normal kidney function? 

What is the most common cause of death in patients with acromegaly?

In dry, multilayer, slide-automated systems for glucose measurement, a small (10-μL) sample is placed on a porous film over a reagent layer. How is the glucose concentration determined in this system? 

To preserve the integrity of ethanol in a blood specimen, which of the following practices is recommended?

Which of the following best summarizes the clinical relevance of serum ferritin measurement? 

Why has a reference measurement procedure not been established for FT3?

What condition results from excess ADH secretion?

Which factor can increase the rate of in vitro glycolysis in blood samples?