Blood is made up plasma, red and white blood cells, and platelets. This video explains the functions of each of those components, as well as all the solutes found in the plasma.

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0:00 Intro
0:48 Three Layers of Blood
1:28 Red Blood Cells
2:53 White Blood Cells
3:54 Platelets
5:04 Plasma Proteins
8:01 Other Plasma Solutes
9:03 Recap
10:20 Endscreen

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Images used:
Weather’s Original https://world.openfoodfacts.org/produ...

“Blausen 0909 WhiteBloodCells“ BruceBlaus. When using this image in external sources it can be cited as:Blausen.com staff (2014). "Medical gallery of Blausen Medical 2014". WikiJournal of Medicine 1 (2). DOI:10.15347/wjm/2014.010. ISSN 20024436., CC BY 3.0 https://creativecommons.org/licenses/..., via Wikimedia Commons

“Patrick Henry speaking before the Virginia Assembly” Currier & Ives, Public domain, via Wikimedia Commons, https://commons.wikimedia.org/wiki/Fi...

“Red Blood Cell” Database Center for Life Science (DBCLS), CC BY 3.0 https://creativecommons.org/licenses/..., via Wikimedia Commons, https://commons.wikimedia.org/wiki/Fi...