Elizabeth Martin and Robert Hine. Latest Edition (7 ed.) Fully revised and updated, the sixth edition of this dictionary provides comprehensive coverage of biology, biophysics, and biochemistry, as well as key terms from medicine and palaeontology.
For example, if someone scratches a mole until it bleeds, the resulting lesion, a crust, is now a secondary skin lesion. The most common secondary skin lesions include: 1  crust: a crust, or a scab, is created when dried blood forms over a scratched and irritated skin lesion. 2  ulcer: typically caused by a bacterial infection or physical trauma. 3  scale: patches of skin cells that build up and then fall off the skin.
If these are fresh blood stains, rub some laundry detergent into the stains and soak in cold water for about 5-10 minutes and laundered as usual.cross-stitcher Â· 7 years ago. Thumbs up. 0.est Answer: Treat the spot with Hydrogen Peroxide, rubbing carefully until the blood is removed. Then wash in cold water as hot water will set any remaining stain. That should do the trick as it has always worked for me!