Stress As Stimulus

Stress as stimulus refers to external or internal demands that challenge a person’s ability to maintain psychological or physiological balance. In psychology, stressors trigger appraisal processes, through which individuals evaluate whether a situation is threatening, controllable, or manageable; this evaluation influences emotional responses, attention, and activation of the sympathetic nervous system. Studying stress as stimulus helps researchers distinguish the characteristics of stressful events from individual responses and coping strategies. This framework supports investigation of how workload, social conflict, trauma, and environmental change affect behavior and health, while informing prevention, resilience training, and interventions for stress-related difficulties.

Stress As Stimulus - Related Videos

Research

JoVE Journal - Immunology and Infection
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Introducing Shear Stress in the Study of Bacterial Adhesion

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Cited by 9 •

2011

During the infection process, a key step is the adhesion of pathogens with host cells. In most instances this adhesion step occurs in the presence of mechanical stress generated by flowing liquid. We describe a technique that introduces shear stress as an important parameter in the study of bacterial adhesion.

Research

JoVE EoE - Neurophysiology

Inducing Axonal Varicosities with a Micromechanical Stimulus on Neurons

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2025

This video demonstrates the induction of axonal varicosities by applying micromechanical stimulus on neurons. The system comprises a micropipette attached to a syringe containing buffer via tubing. Using a micromanipulator, the micropipette is positioned above the neurons. Fluid pressure is then applied to induce varicosities in axons.

Zebrafish Avoidance and Thigmotaxis Assay: A High-Throughput Method to Examine Larval Behavior in Response to Aversive Visual Stimulus

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2023

The video describes the avoidance and thigmotaxis assay of zebrafish larvae. The video examines the behavior of zebrafish larvae in response to visual aversive stimulus.

Education

JoVE Science Education - Psychology

Modeling Social Stress

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2023

Stress negatively affects our quality of life. In particular, some individuals experience social stress when placed in a social environment that they are unfamiliar with or have difficulty adjusting to. Since it is hard to examine mechanisms of social stress in humans, modeling this condition in animals may help scientist in developing new therapies for treating this commonly encountered problem. This science education video begins by discussing the known anatomy and physiology behind stress...

An Introduction to Modeling Behavioral Disorders and Stress

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2023

Recently, it has been discovered that behavioral conditions such as, depression, anxiety and stress-response have a neurological basis. Understanding the biological underpinnings of these conditions may help scientists in developing more effective therapies to treat these disorders. Typically, rodent models are used in this field and behavioral scientists create these models using interventions like drug administration or surgery. It is important to understand how to create and evaluate rodent...

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