Biconcave

... flow of ions into and out of the cell. When you look at human red blood cells in isotonic solutions on a microscope slide, the cells appear to be biconcave discs. These cells swell and burst when placed in distilled water; they shrivel in salty water. Obviously hypotonic and hypertonic solutions ...

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Yes, I think they're biconcave in many mammals....but spherical at an arial view so to speak (microscope view)....sorry about that... have you seen the electron microscope pictures of RBC's?? I LOVE it! http://www.ttlabs.com/liver002.jpg ...

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... was never one of my strong spots :lol: A little correction(and i am sure about this): In humans they are not spherical, they have the shape of a biconcave disc. This gives them more surface area with less volume

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:shock: :shock: :shock: 8) 8) 8) really i had no idea thanks a lot btw, how does the biconcave shape help in transpot of O2 :?: The biconcave shape helps with more efficient transport of O2 because this way O2 has to diffuse a shorter distance to "reach" the Hb in ...

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biconcave shape makes it easy to travel through cappilaries.

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