9 ms·

Something that's always perplexed me -- if we're talking about small amounts of blood, why finger-tips? This is such a sensitive area. Why not a prick on the el

• dsr_ 11y ago
  The skin is thin, easily accessed, and heals quickly.
  • vacri 11y ago
    I used to be a neuro tech, and I remember one patient coming in for a carpal tunnel test. She looked horrific - a gas heater had exploded and sprayed her a few years before, and all visible skin looked melted - she looked a bit like a skeletal-muscle model, as the melted skin had pooled in the divots between muscles. But what really struck me was that the only part of her skin that didn't look melted was the palms of her hands (and the inside of her fingers). They'd healed just fine, and the border between healthy palm and melted skin was like a knife edge.