Autonomic nervous system (ANS) and physiologic markers of emotion | MCAT | Khan Academy
khanacademymedicine・7 minutes read
Physiologic changes like increased heart rate and quicker breathing are controlled by the autonomic nervous system, with the sympathetic branch triggering fight or flight responses and the parasympathetic branch promoting rest and digest activities. Understanding the functions of both branches is key to comprehending the body's responses to emotional stimuli and adapting to different situations effectively.
Insights
- Physiologic changes like increased heart rate and quicker breathing are controlled by the autonomic nervous system, with the sympathetic branch triggering fight or flight responses, while the parasympathetic branch induces a rest and digest state.
- The autonomic nervous system, comprising the sympathetic and parasympathetic branches, impacts key organs differently based on whether the body is in a state of fear or relaxation, highlighting the intricate balance between preparation for action and energy conservation in response to emotional stimuli.
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Recent questions
What controls heart rate and breathing?
The autonomic nervous system regulates heart rate and breathing.
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