The term "alert and oriented" (AO) is a medical notation describing a person's level of consciousness and cognition (the ability to understand and learn through thought, experiences, and the senses).

A phosphate test measures the amount of phosphate in your blood. Phosphate is what you get when you combine the mineral phosphorus with oxygen. When you eat certain foods — such as beans ...

Department of Chemistry, Emory University College of Arts & Sciences, Atlanta, Georgia 30322, United States ...