Blood Test

A blood test is a laboratory analysis performed on a blood sample that is usually extracted from a vein in the arm using a needle, or via fingerprick. Blood tests are used to determine physiological and biochemical states, such as disease, mineral content, drug effectiveness, and organ function. They are also used in drug tests.

Read more about Blood Test:  Extraction

Famous quotes containing the words blood and/or test:

    “At a few drops of women’s rheum, which are
    As cheap as lies, he sold the blood and labor
    Of our great action.”
    —William Shakespeare (1564–1616)

    “The test of a man’s or woman’s breeding is how they behave in a quarrel. Anybody can behave well when things are going smoothly.”
    —George Bernard Shaw (1856–1950)