Examlex
Which of the following might explain why the price of DVD players has been falling?
Sputum
A mixture of saliva and mucus coughed up from the respiratory tract, especially from the lungs, used for diagnosing respiratory diseases.
Angiography
A medical imaging technique used to visualize the inside of blood vessels and organs of the body, specifically arteries, veins, and the heart chambers.
Blood Urea Nitrogen
A medical test that measures the amount of nitrogen in the blood that comes from the waste product urea, used to assess kidney function.
Creatinine
A waste product produced by muscles from the breakdown of a compound called creatine, commonly measured in blood or urine tests as a marker of kidney function.
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