HOW TO DRAW BLOOD: A-Step-By-Step Guide
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YouTubeMastering Phlebotomy
HOW TO DRAW BLOOD: A-Step-By-Step Guide
In this step-by-step tutorial, learn how to draw blood safely and efficiently. From preparing the equipment to locating the vein and inserting the needle, we cover everything you need to know to successfully draw blood. Whether you're a healthcare professional, student, or simply curious about the process, this guide will help you master the ...
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The blood vascular system consists of blood vessels (arteries, arterioles, capillaries, and veins) that convey blood from the heart to the organs and back to the heart. This system should work so as to minimize the energy expended by the heart in pumping the blood. In particular, this energy is reduced when the resistance of the blood is lowered. One of Poiseuille's Laws gives the resistance R of the blood as R = CLr^4 where L is the length of the blood vessel, r is the radius, and C is a positi
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