Related Experiment Videos
[Noise: neuro-endocrine aspects]
1Académie nationale de médecine, Centre hospitalier spécialisé Sainte-Anne, Paris.
Bulletin De L'Academie Nationale De Medecine
|March 1, 1992
Summary
Noise stress significantly alters neuro-mediators and hormones, impacting the central nervous system and immune function. Individual coping abilities determine the physiological response to stress.
Area of Science:
- Neuroendocrinology
- Stress Physiology
- Psychoneuroimmunology
Context:
- Noise exposure is a pervasive environmental stressor.
- Chronic stress impacts physiological and psychological well-being.
- Understanding stress response mechanisms is crucial for health.
Purpose:
- To investigate the neuro-endocrinological effects of noise stress.
- To examine the cascade of neuro-mediator and endocrine changes.
- To correlate stress responses with clinical and psychological outcomes.
Summary:
- Noise stress stimulates adrenergic structures, increasing plasma ACTH and glucocorticoids via corticotropin-releasing factor (CRF).
- CRF activates the sympathetic nervous system, elevating epinephrine and norepinephrine.
- These changes disrupt hypothalamic and hippocampal functions, affecting homeostasis and immune responses.
Impact:
- Noise stress leads to increased plasma STH in chronically exposed individuals.
- Associated psychosomatic disorders and psychological imbalance are observed.
- Individual stress coping mechanisms modulate the physiological and chemical responses to stressors.