Blood Groups/Types
November 15, 2013
Blood types are determined by whether certain antigens(substances that can trigger an immune response if they are foreign to the body) are present or absent in the body. There are…
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Blood Oxygen Level
October 13, 2013
It is the amount of oxygen circulating in the blood. Blood oxygen levels usually fall between 75-100mm Hg. The body continuously monitors the oxygen levels to ensure that there is…
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Heart Rate
September 13, 2013
Are Heart-Rate & Pulse-Rate the same? Although related, the concepts of heart rate and pulse rate are distinct. Heart rate is the frequency with which the heart beats; this is…
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