Describe the structure and function of blood and the body fluids - an essay about different components that make up blood.
Title: Describe the structure and function of blood and the body fluids - an essay about different components that make up blood.
Category: /Science & Technology/Biology
Details: Words: 572 | Pages: 2 (approximately 235 words/page)
Describe the structure and function of blood and the body fluids - an essay about different components that make up blood.
Category: /Science & Technology/Biology
Details: Words: 572 | Pages: 2 (approximately 235 words/page)
Blood plasma is the fluid part of blood that contains nutrients, glucose, proteins, minerals, enzymes, waste products, antibodies, clotting proteins and hormones. Its role is transporting the substances around the body. Plasma contains 90% water and only 10 the solutes.
Erythrocytes (also called red blood cells) are biconcave disks, containing haemoglobin that transports oxygen. They transport the oxygen to cells all over the body. The surface area to volume ratio is very large on the erythrocytes so
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on various forces or pressures. Some pressures force fluid out of capillaries into the surrounding tissue spaces and this results in filtration of the fluid. So that fluid does not remain in the tissue spaces and accumulate, opposing pressures force fluid from the tissues spaces back into the blood capillaries and this results in reabsorption of fluid. Any fluid not reabsorbed into the capillaries is returned to the blood as lymph, via the lymphatic vessels.