The liver is a really complex organ that as a myriad of physiological functions. Among them the liver is responsible for breaking bulky molecules that can't be cleared out of the body. After breaking down the molecules are small enough to be carried out in urine or bile
The skin IS considered a organ as it is apart of the integementry system. And it is the largest organ in the body. The skin has a epidermal layer, a dermal layer, fatty tissue, and several other associated factors.
Harsh or vigorous movements can be detected as disrespectful or have rude intentions.In a calmly and non-abrasive manner simply easing simple things such as the number of pointing and hand to face interaction that is done can decrease your chances of being disrespectful with a client .