Human hair
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Human hair
Scanning electron microscope (SEM) image showing a human hair with the cuticle reflexed
Mary Evans Picture Library makes available wonderful images created for people to enjoy over the centuries
Media ID 8601015
© Mary Evans Picture Library 2015 - https://copyrighthub.org/s0/hub1/creation/maryevans/MaryEvansPictureID/10705277
Anthropological Anthropology Cuticle Electron Micrograph Hominini Homo Homo Sapiens Human Micrograph Microscope Image Scanning Electron Micrograph Scanning Electron Microscope Scanning Electron Microscope Image Sem Image
EDITORS COMMENTS
1. Title: A Glimpse into the Microcosm of Human Hair: A Scanning Electron Microscope (SEM) Image Revealing the Reflexed Cuticle 2. Description: This Scanning Electron Microscope (SEM) image showcases a human hair with the cuticle reflexed, offering an intriguing glimpse into the intricate world of anthropology and biology. The human hair, a ubiquitous feature of Homo sapiens and other Hominini, is often overlooked in its complexity. 3. Context: The human hair, a non-living structural component of the integumentary system, is primarily composed of the protein keratin. This micrograph reveals the hair's outermost layer, the cuticle, which plays a crucial role in protecting the hair from environmental damage and maintaining its overall health. 4. Technique: The SEM image was captured using a scanning electron microscope, an advanced instrument that utilizes a focused beam of electrons to generate high-resolution images of the sample's surface. In this case, the hair was coated with a thin layer of conductive material to allow for the flow of electrons and prevent charging during imaging. 5. Significance: This SEM image offers a unique perspective on the anthropological significance of human hair. The reflexed cuticle, which appears as a series of overlapping scales in the image, is a testament to the hair's protective function and the intricate design of the human body. Furthermore, the study of hair, including its structure, composition, and evolution, can provide valuable insights into human evolution and ancestry. 6. Conclusion: This SEM image of a human hair with the cuticle reflexed serves as a reminder of the wonders hidden within the natural world and the importance of scientific exploration in uncovering their secrets. By delving into the microscopic realm, we gain a deeper appreciation for the complexity and intricacy of the human body and our shared evolutionary history.
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