abilities and skills that enable and affect engagement in tasks, activities and occupations. These can be categorized as, for example, physical, cognitive, psychosocial and affective., fundamental abilities (the basic functions, skills, or parts of performance) that are required for successful performance. These basic abilities are named as sensorimotor (sensation and movement), cog, sensomotoorsed, kognitiivsed ja psühhosotsiaalsed võimed ja oskused, mida inimene vajab, et tegevusi sooritada