Normal serum can refer to a variety of bodily fluids that are present in our body. Some synonyms for normal serum include typical plasma, ordinary bodily fluids, and typical body secretions. Normal serum can also refer to the standard levels of different components within these fluids such as electrolytes, proteins, and enzymes. In medical terms, normal serum is used to indicate that the levels of specific components within the body are within the healthy range. Serum is an important aspect of our body's chemical makeup, and any deviation from the normal values can indicate an underlying health issue. By monitoring normal serum levels, doctors can detect potential health problems before they become more severe.