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Human red blood corpuscles
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Human red blood corpuscles
Scanning electron microscope (SEM) of red blood cells showing their characteristic biconcave shape which increases the surface area for diffusion
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Media ID 8601369
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Blood Cell Circulation Electron Micrograph Hominini Homo Homo Sapiens Human Micrograph Microscope Image Scanning Electron Micrograph Scanning Electron Microscope Scanning Electron Microscope Image Sem Image Surface Corpuscle Erythrocyte Red Blood
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In this Scanning Electron Microscope (SEM) image from Mary Evans Prints Online, we are granted a privileged glimpse into the intricate world of human red blood corpuscles, or erythrocytes, as they are formally known. These remarkable cells, which play a crucial role in the transportation of oxygen and carbon dioxide throughout the body, are depicted in their characteristic biconcave shape. The biconcave shape of red blood cells is a marvel of evolutionary design, increasing their surface area for optimal gas exchange. This unique morphology allows for a larger surface area-to-volume ratio, enabling the cells to efficiently absorb oxygen from the lungs and release carbon dioxide to the lungs for elimination. As members of the animal kingdom and the Homo sapiens species, we share these remarkable cells with our fellow hominini, the great apes and other primates. The human body contains approximately 25 trillion red blood cells, which circulate through our vasculature, ensuring that every cell in our body receives the essential nutrients and oxygen it needs to function optimally. This stunning SEM micrograph offers a testament to the beauty and complexity of the human body, inviting us to marvel at the intricacies of our own anatomy and the wonders of circulation. By studying images such as this, we deepen our understanding of the intricate processes that sustain life and fuel our curiosity for the mysteries of the natural world.
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