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blood glucose

the main sugar found in the blood and the body's main source of energy. Also called blood sugar.

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blood glucose meter

a small, portable machine used by people with diabetes to check their blood glucose levels. After pricking the skin with a lancet, one places a drop of blood on a test strip in the machine. The meter (or monitor) soon displays the…

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blood glucose monitoring

checking blood glucose level on a regular basis in order to manage diabetes. A blood glucose meter (or blood glucose test strips that change color when touched by a blood sample) is needed for frequent blood glucose monitoring.

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blood pressure

the force of blood exerted on the inside walls of blood vessels. Blood pressure is expressed as a ratio (example: 120/80, read as "120 over 80"). The first number is the systolic (sis-TAH-lik) pressure, or the pressure when the heart pushes blood…

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blood urea nitrogen (BUN)

a waste product in the blood from the breakdown of protein. The kidneys filter blood to remove urea. As kidney function decreases, the BUN levels increase.

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blood vessels

tubes that carry blood to and from all parts of the body. The three main types of blood vessels are arteries, veins and capillaries.

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