When the old person still has his teeth, it presents several modifications: crowns; modification of the secondary alignment to the loss of several teeth. With age the adjustment of the prostheses is less good. The animal that loses its teeth does not survive.
The mucous membranes are less tolerant to irritations: friction of the prostheses, foods too seasoned, liquids too hot or too cold, tobacco, alcohol. They are the seat of irreversible involution resulting in fatigability and discomfort in chewing activities. Thus the food bowl is badly triturated and its assimilation is imperfect. The loss of tone, can affect the labial muscles with secondary ptosis of the lips.
Distension due to the loss of elasticity of the cells can be alleviated through Acupuncture in Toorak. The alveolar ventilation is on the decline, which leads to a decrease in the tolerance to the effort. The blood perfusion does not accommodate a reduced ventilation, which is a major vulnerability of the respiratory system in elderly people.