A vitamin D test is used to: 1  Determine if bone weakness, bone malformation, or abnormal metabolism of calcium (reflected by abnormal calcium, phosphorus, PTH) is occurring as a result of a deficiency or excess of vitamin D.
Report Abuse. I was actually just looking at the phlebotomist course not that long ago and it doesn't take that long at all to complete. Pretty much it's two semesters long. Each semester is roughly 3 months each. Sep-Dec and Jan-May. In reality, phlebotomists make a lower income roughly $30,000 a year. was actually just looking at the phlebotomist course not that long ago and it doesn't take that long at all to complete. Pretty much it's two semesters long. Each semester is roughly 3 months each. Sep-Dec and Jan-May.
REQUEST INFO â Phlebotomy Technician Program. Phlebotomy is the practice of drawing blood from patients and taking the blood specimens to the laboratory to prepare for testing. As a phlebotomy technician you are an important member of the clinical laboratory team. New diagnostic techniques, clinical laboratory technology and automated instruments have greatly increased the volume of - and demand for - medical laboratory testing.