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| Y-shaped protein molecules produced by B cells as a primary immune defense |
| fluid that circulates in the heart, arteries, capillaries, and veins |
creatinine cre·at·i·nine (krē-āt'n-ēn', -ĭn)
n.
A creatine anhydride formed by the metabolism of creatine and found in muscle tissue and blood and normally excreted in the urine as metabolic waste.
| creatinine (krē-āt'n-ēn', -ĭn) Pronunciation Key
A compound formed by the metabolism of creatine, found in muscle tissue and blood and normally excreted in the urine as a metabolic waste. measurement of creatinine levels in the blood is used to evaluate kidney function. Chemical formula: C4H7N3O. |