Learn the key concepts of Science topic - Blood
Click to study the Complete Theory of Blood and practice a lot of questions difficulty wise on this Biology topic that can be asked in your competitive exam.
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Blood FAQs
What is blood?
Blood is a special connective tissue consisting of a dense fluid matrix, plasma, and formed elements.
What is Rh factor?
At times that blood groups are often followed with a + or - sign. This indicates the presence or absence of Rh factor. In 1940 Landsteiner and Wiener discovered another type of antigen present in human blood. This antigen was extracted from a monkey namely Rhesus is called Rh-factor. Blood possessing the Rh factor is called Rh positive and lack of Rh factor is called Rh negative.
Cardiovascular system consists of?
It consists of the following organs and tissues: • Heart • Artery • Vein • Capillaries
Define pulse pressure.
Pulse pressure is different between systolic and diastolic pressure. A normal pulse pressure range is between 40 and 60 mm Hg. Example: If blood pressure is 120/80 mmHg, pulse pressure would be 120 – 80 = 40
What do you mean by Atherosclerosis?
Plaque (fatty deposits) build up in your arteries is called atherosclerosis.
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