Learn About Touch - Ouch

There are sense receptors everywhere in your skin,
but places like your face have more than your back.

here are 200,000 hot and cold receptors in your skin, plus 500,000 touch and pressure receptors, and nearly 3 million pain receptors.

Free nerve-endings are rather like the bare end of a
wire. They respond to all five kinds of skin sensation
and are almost everywhere in your skin.

Your brain knows just how hard you are touched from how fast nerve signals arrive

There are specialized receptors in certain places,
each named after their discoverer.

Pacini's corpuscles and Meissner's endings react
instantly to sudden pressure.

Krause's bulbs, Merkel's discs and Ruffini's endings respond to steady pressure.

Krause's bulbs are also sensitive to cold.

Ruffini's endings also react to changes in temperature.