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Journal : Journal of Engineering and Management in Industrial System

INFLUENCE OF STRESS ON BLOOD PRESSURE, HEART RATE, LEVELS OF SALIVARY AMYLASE AND SKIN TEMPERATURE Sylvie Indah Kartika Sari
Journal of Engineering and Management in Industrial System Vol 4, No 2 (2016)
Publisher : Badan Penerbit Jurnal, Faculty of Engineering, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (664.619 KB) | DOI: 10.21776/ub.jemis.2016.004.02.2

Abstract

Productivity is the key to improved standard of living of a Country. Productivity growth represents the key to economic success. In this perspective we could increase productivity, one through human resources productivity that represents a potential contained within each human being. From understanding of human resources, then human health is one factor that important to support good human resources. And stress is one of human health problems that can be classified as dangerous phenomenon that leads to deterioration of people’s total functioning The physiological stressors activate two stress response systems; the HPA axis (hypothalamic-pituitary-adrenal) and SAM sympatho-adrenal-medullary axis. SAM activates two regulatory systems, i.e. systems hormones norepinephrine and direct system sympathetic innervations. Both affect increased secretion of salivary amylase. Increased levels of norepinephrine associated with the increased of blood pressure, heart rate, and skin temperature. In this research we use blood pressure, heart rate, skin temperature and salivary amylase because the four physiological factors can be measured by non-invasive way and without requiring special skills. Ten people volunteered to participate in this study. All study participants were healthy adults and aged between 23 until 35 years old. All of them are not smoker. The subject consisted by five males and five females. All of them will measured their blood pressure (BP), heart rate (HR), salivary amylase, and skin temperature. Further, the experiment data will analyzed using statistical analysis – Ordinal Logistic Regression to know the influence of stress on physiological factors. Two physiological factors namely amylase and heart rate that affected by stress. For blood pressure and skin temperature revealed no effect. No effect in this case based solely on the statement of the hypothesis only. Indeed for the results of the effect of stress on blood pressure and skin temperature result still not clear. Due to it can be both factors at the time of acute stress response. While this study only used to determine the effect of stress on physiological factors immediately.
WORK SAMPLING METHOD FOR ANALYSIS OF PERFORMANCE AND DETERMINING THE NUMBER OF WORKERS IN THE WAREHOUSE DEPARTMENT Sylvie Indah Kartika Sari; Bintoro Dwi Krisna Winata; Debrina Puspita Andriani; Wisnu Wijayanto Putro
Journal of Engineering and Management in Industrial System Vol 9, No 1 (2021)
Publisher : Badan Penerbit Jurnal, Faculty of Engineering, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jemis.2021.009.01.6

Abstract

Industrial competition demands that each company be effective and efficient, hence companies need to make optimal use of resources. The purpose of this research is to determine the productivity of the workers in completing their work and to discover how much workload is caused by the activities carried out. In addition, recommendations for improvements were also given as an effort to reduce the high rate of overtime hours and determine the appropriate number of the workforce at spare parts and raw materials division. The results showed that some workforces have an uneven workload.