To determine your general health status; to screen for, diagnose, or monitor any one of a variety of diseases and conditions that affect blood cells. A blood sample is drawn from a vein in your arm or a fingerstick

A random glucose test is one method for measuring the amount of glucose or sugar circulating in a person’s blood. 

Liver function tests, also known as liver chemistries, help determine the health of your liver by measuring the levels of proteins, liver enzymes, and bilirubin in your blood