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Effects of working memory demand on performance and mental stress during the Stroop task - Essay Example

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Effects of working memory demand on performance and mental stress during the Stroop task

This association has not been verified, since the link between the two aspects has not yet been established. Mental stress results from the lack of balance between external requirements, and the ability of the individual to accomplish them. Mentally or emotionally related stress influences the daily life of a human being, and his or her performance. If one becomes exposed to extreme mental stress, it affects the nervous system, and can affect their performance severely. Most of the stressors associated with human computer interaction occur as a result of massive workloads, a lot of work pressure, job control tasks that are not efficient, and which are also monotonous, poor relationships between supervisors and the supervised. It is suggestive of the demand/control model of work strain, that little control and low social supports happen to be demanding. Working in shifts, factors that are human related and ergonomics have an association with mental stress. A dependable amount of evidence shows that heart diseases have links with extreme work demand. Therefore, evaluating the rate of heart activity can help in gauging occupational risks. This study's purpose is to measure mental stress and monitor the heart rate variability during the low and high working memory (WM), needs affected by Stroop interference. The other aim is to measure the performance and time taken to respond during the Stroop task and to study their drift during high and low working memory demands. The third aim is to foresee the affiliation between mental stress and functioning. In carrying out the study, the rate of the heart should be recorded during both rest period, and also during the performance of a Stroop task. Both the high and low working memories are acquired by raising the amount of Stroop interference. The time taken to respond and the performance are computed for every hard stage of the Stroop task. This should be computed during the high and low working memory demand. Stress that is as a result of Human Computer Interaction (HCI) has links to the increased danger of somatic complaints, which include, musculoskeletal system, psychological arousal alongside mood disturbances like fright, worry and rage. These complaints strongly influence an individual’s performance. There is an upcoming field of affective computing. This entails quantification of mental stress, which helps in comprehending the relationship between computers and human beings. Yerkes-Dodson law states that, there is a U-shaped, inverted curve which associates mental/emotional stress and performance. Human computer interaction refers to the study, organisation and planning of the relations between people (the users) and computers. The scrutiny of mental/emotional stress has a lot of significance in human computer interactions. Jobs that are computer related need little physical output, but have more reasoning processing and need more mental attention. Work demands that have tight deadlines lack social support, and that do not participate in decision making, happen to be usual stressors amidst professionals. Working hours that are long and monotonous also have a link to mental stress. The effects of mental stress on some bodily tasks such as heart rate and blood pressure should be highly considered. Nevertheless, these bodily reactions are signs of strain ...Show more


Effects of Working Memory Demand on Performance and Mental Stress during the Stroop Task Author Course Grade Institution 28th February 2012 EFFECTS OF WORKING MEMORY DEMAND ON PERFORMANCE AND MENTAL STRESS DURING THE STROOP TASK A working memory refers to the ability of actively holding information that requires carrying out complicated activities such as learning, reasoning and even understanding, in the brain…
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Effects of working memory demand on performance and mental stress during the Stroop task
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