Blood Urea Nitrogen

Blood Urea Nitrogen

The liver produces urea in the urea cycle as a waste product of the digestion of protein. Normal human adult blood should contain between 7 to 21 mg of urea nitrogen per 100 ml (7–21 mg/dL) of blood. Individual laboratories may have different reference ranges, and this is because the procedure may vary.

Read more about Blood Urea Nitrogen:  Interpretation, Units

Famous quotes containing the word blood:

    What is this flesh I purchased with my pains,
    This fallen star my milk sustains,
    This love that makes my heart’s blood stop
    Or strikes a sudden chill into my bones
    And bids my hair stand up?
    William Butler Yeats (1865–1939)