What is the specific meaning of cognitive function?

Cognitive function is a process in which the human brain receives external information, processes it and transforms it into internal psychological activities, so as to acquire or apply knowledge. It includes memory, language, visual space, execution, calculation, understanding and judgment.

Cognitive ability is the most important psychological condition for people to successfully complete activities. The abilities of perception, memory, attention, thinking and imagination are all considered as cognitive abilities.

Cognitive ability is the ability of human brain to process, store and extract information, that is, people's ability to grasp the composition, performance, relationship with other things, development motivation, development direction and basic laws of things. People's cognitive characteristics have a great influence on social and economic conditions, and enhancing cognitive ability has also been found to be related to the increase of wealth and life expectancy.

Extended data

Cognitive function test:

Cognitive ability test is used to test learning and practical work ability. Work-related abilities can be divided into writing ability, abstract thinking ability, reflective speed, spatial recognition ability and questioning ability. The aptitude test is the ability of induction, deduction, language understanding, memory and numbers, and its purpose is to measure the aptitude of a specific job.

Cognitive ability test includes general reasoning ability (intelligence) test and special intelligence ability test, as well as Chinese test (common sense, understanding, mathematical reasoning, memory span, words) and operation test (completing drawing, splicing objects and alternating shapes and numbers).

Baidu encyclopedia-cognitive dysfunction