The pit does not have any magical properties. What turns the guac brown is the air. If you can keep air from touching the guac then it will stay green. The pit will keep a portion away from the air, but what is more affective is to put plastic wrap over it and push it right down onto the surface.
Denuded skin is just another way of saying that the top layer (epidermis) of skin is gone...either from friction (abrasion or tear), trauma (tape burns), or severe rashes, or from a stage II pressure ulcer.
The stomach-9 point, for example, is believed to be a pressure point that can lead to damage of the carotid artery â which is located in the neck and essential to providing blood to the brain. Getting knocked out is typically caused by lack of oxygen, a sudden drop in blood pressure, or blunt trauma to the brain.