Media Summary: There are a lot of tiny lines on fingertips and palm called epidermal ridges. The ducts of sweat glands is open on tops of the ridges ... Learn how different things work by combining
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Microscopic Fingerprint View Macro - Detailed Analysis
There are a lot of tiny lines on fingertips and palm called epidermal ridges. The ducts of sweat glands is open on tops of the ridges ... Learn how different things work by combining
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![Fingerprint [under microscope]](https://i.ytimg.com/vi/sUxMHpCU0s4/mqdefault.jpg)


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