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Touch perceptions across skin sites: differences between sensitivity, direction discrimination and pleasantness

Human skin is innervated with different tactile afferents over the body, which are found at varying densities.We investigate how the relationships between tactile pleasantness, sensitivity and discrimination differ across the skin.Tactile pleasantness was assessed by stroking a soft brush over the skin, using five velocities (0.3, 1, 3, 10, FACE OI

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APHTHAE AND ORAL APHTHOSIS

Aphthae (aphthous stomatitis) is an elementary lesion of the skin baby accessories and mucous membranes of unknown origin, which presents itself in the form of a vesicle filled with opalescent fluid, which, by rupture, leaves room to a painful ulceration, which heals without leaving traces.It is surrounded by an erythematous rash; with lesions loca

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