Which finding differentiates stress response from anxiety?

Question

BlackTom AI · Accepted Answer

Stress is typically proportional to the magnitude of an identifiable external stressor: a bigger or more immediate demand produces a bigger stress response.

1) Relevant knowledge points and concepts
- Stress: a physiological and psychological response to an identifiable external demand or threat (stressor). It is often proportional to the intensity, duration, and immediate relevance of that stressor (acute workload, danger, loss).
- Anxiety: an internal state of excessive worry or fear that can be disproportionate to, or occur without, any clear external stressor; often anticipatory and persistent.
- Both stress and anxiety can activate the sympathetic nervous system (e.g., increased heart rate), but their triggers and proportionality differ.

2) Step-by-step reasoning
- Determine what differentiates the two: trigger source (external vs internal), proportionality, temporal pattern, and functional impact.
- Evaluate each option against these characteristics.

3) Intermediate reasoning steps (no numerical calculations required)
- Option “Stress is proportionate to the stressor”: matches the defining feature of stress as a response calibrated to external demands.
- Option “Both cause increased heart rate”: true but not differentiating, because it is common to both.
- Option “Anxiety never affects functioning”: false; anxiety commonly impairs functioning.
- Option “Stress lasts longer than anxiety”: incorrect generalization—anxiety can be chronic and long-lasting, and stress may be acute or chronic depending on exposure.

4) Why the correct answer is correct
Stress is by definition a response to external demands; its intensity usually scales with the stressor’s severity. That proportional relationship is a key clinical and conceptual distinction from anxiety, which can be excessive relative to any objective stressor or occur without one.

5) Why other options are incorrect
- “Both cause increased heart rate”: true but not distinguishing.
- “Anxiety never affects functioning”: false—anxiety often impairs concentration, sleep, and daily activities.
- “Stress lasts longer than anxiety”: unsupported; anxiety disorders can be chronic and outlast episodic stressors.

6) Conclusion
Therefore the best distinguishing finding is “Stress is proportionate to the stressor,” which matches the provided correct answer.

Which finding differentiates stress response from anxiety?单项选择题

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