When the heart squeezes, it's called a contraction Ejection fraction is just one of many tests your healthcare professional may use to see how your heart works The heart squeezes and relaxes. A normal resting heart rate for adults ranges from 60 to 100 beats per minute A heart rate above or below that may signal a health condition. Overview a creatinine test is a measure of how well the kidneys are doing their job of filtering waste from the blood
Healthy kidneys filter creatinine out of the blood Creatinine exits the body as a waste product in urine. Overview a ferritin test measures the amount of ferritin in the blood Ferritin is a blood protein that contains iron This test can be used to find out how much iron the body stores If a ferritin test shows that the blood ferritin level is low, it means the body's iron stores are low
Iron deficiency can cause anemia. Learn about the blood urea nitrogen (bun) test to assess kidney function and what possible results could mean. The blood sample is generally drawn with a needle from a vein in your arm You may feel some tenderness at the site, but you'll be able to resume normal activities afterward Results results from your hematocrit test are reported as the percentage of blood cells that are red blood cells Typical ranges vary substantially with race, age and sex.
Overview the prothrombin time test, sometimes referred to as the pt or pro time test, checks how quickly blood is clotting Prothrombin is a protein produced by the liver It is one of many factors in the blood that help it to clot properly. Overview a complete blood count (cbc) is a blood test It's used to look at overall health and find a wide range of conditions, including anemia, infection and leukemia A complete blood count test measures the following
All shades of brown and even green are considered typical Only rarely does stool color indicate a possibly serious intestinal condition Learn about how to track your menstrual cycles and what any changes may mean.
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