Once the advance directive is shown to health care professionals, life-support measures can be withdrawn according to the advance medical directive. An advance directive does not mean do not treat. This is a common misperception and not correct. Of course, if you want it to mean do not treat, then that is something that your surrogate needs to know.
Humans detect taste with taste receptor cells. These are clustered in taste buds and scattered in other areas of the body. Each taste bud has a pore that opens out to the surface of the tongue enabling molecules and ions taken into the mouth to reach the receptor cells inside.1  salty. 2  sour. 3  sweet.umans detect taste with taste receptor cells. These are clustered in taste buds and scattered in other areas of the body. Each taste bud has a pore that opens out to the surface of the tongue enabling molecules and ions taken into the mouth to reach the receptor cells inside. 1  salty.
Pure taste sensations include sweet, sour, salty, bitter, savory and, debatably, fat. Cells that recognize these flavors reside in taste buds located on the tongue and the roof of the mouth. When food and drink are placed in the mouth, taste cells are activated and we perceive a flavor.