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Related Concept Videos

Regulation of Heart Rates01:31

Regulation of Heart Rates

The regulation of heart rate is a complex process controlled by the autonomic nervous system (ANS), hormonal influences, and intrinsic cardiac mechanisms. The ANS has two main components: the sympathetic nervous system (SNS) and the parasympathetic nervous system (PNS).
The SNS increases heart rate through the release of norepinephrine and epinephrine, which act on beta-1 adrenergic receptors in the heart. This action increases the rate of depolarization in the sinoatrial (SA) node, the heart's...
Neural Regulation of Blood Pressure01:18

Neural Regulation of Blood Pressure

The neural regulation of blood pressure involves intricate interactions between the autonomic nervous system (ANS) and cardiovascular system, ensuring adequate perfusion of tissues. This regulation primarily occurs through baroreceptor and chemoreceptor reflexes, involving both short-term and long-term mechanisms.
Baroreceptor Reflex
Baroreceptors, located in the carotid sinuses and aortic arch, detect changes in blood pressure. When blood pressure rises, these stretch-sensitive receptors...
Autonomic Nervous System01:22

Autonomic Nervous System

The autonomic nervous system (ANS) is a critical component of the peripheral nervous system, primarily responsible for regulating involuntary bodily functions and maintaining homeostasis. It functions in tandem with the central nervous system (CNS) to seamlessly coordinate various physiological processes without the need for conscious control.
The ANS comprises two main divisions: the sympathetic and parasympathetic divisions. These divisions function antagonistically to maintain a dynamic...
Autoregulation of Blood Flow01:17

Autoregulation of Blood Flow

Autoregulation mechanisms are characterized by their inherent capacity for self-regulation without necessitating specific nervous stimulation or endocrine control. These mechanisms facilitate the adjustment of blood flow and, therefore, perfusion specific to each tissue region. This self-regulation encompasses chemical signals and myogenic controls.
Chemical Signaling in Autoregulation
Chemical signaling operates at the precapillary sphincter level, inciting either contraction or relaxation.
Regulation of the Cardiovascular System01:27

Regulation of the Cardiovascular System

The regulation of the cardiovascular system allows the body to adapt to various demands and maintain homeostasis.
The regulation of the cardiovascular system involves the autonomic nervous system (ANS), baroreceptors, and chemoreceptors, ensuring that heart rate and blood pressure are appropriately modulated in response to varying physiological demands.
The ANS comprises two main divisions: the sympathetic and parasympathetic nervous systems. The sympathetic nervous system enhances...
Parasympathetic Signaling01:30

Parasympathetic Signaling

Parasympathetic signaling plays a crucial role in regulating various physiological processes. It involves the release of acetylcholine (ACh) by parasympathetic neurons, which can have localized and short-lived effects. The majority of ACh released is rapidly inactivated at the synapse by the enzyme acetylcholinesterase (AChE), which hydrolyzes Ach into choline and acetate. Additionally, the tissue cholinesterase deactivates any ACh diffusing into the surrounding tissues.
The effects of...

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Related Experiment Video

Updated: May 10, 2026

Effects of Different Connection Modes of Electroacupuncture on Electrocardiogram and Nerve Discharge in Rats
04:33

Effects of Different Connection Modes of Electroacupuncture on Electrocardiogram and Nerve Discharge in Rats

Published on: January 3, 2025

Acupuncture effect and central autonomic regulation.

Qian-Qian Li1, Guang-Xia Shi, Qian Xu

  • 1Acupuncture and Moxibustion Department, Beijing Hospital of Traditional Chinese Medicine affiliated to Capital Medical University, 23 Meishuguanhou Street, Dongcheng District, Beijing 100010, China.

Evidence-Based Complementary and Alternative Medicine : Ecam
|June 14, 2013
PubMed
Summary

Acupuncture effectively regulates the autonomic nervous system (ANS) and its related disorders by modulating brain activity and neurotransmitters. This traditional Chinese medicine technique offers neurobiological insights into its therapeutic effects.

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Monitoring Acupuncture Effects on Human Brain by fMRI
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Published on: January 3, 2025

Studying the Coding Profiles of Somatic Stimulation on Cardiac-locked Neuronal Responses in the Rat Spinal Dorsal Horn
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Monitoring Acupuncture Effects on Human Brain by fMRI
09:55

Monitoring Acupuncture Effects on Human Brain by fMRI

Published on: April 8, 2010

Area of Science:

  • Neuroscience
  • Integrative Medicine
  • Traditional Chinese Medicine

Background:

  • Acupuncture, a key component of Traditional Chinese Medicine (TCM), is recognized for its therapeutic potential.
  • Clinical evidence supports acupuncture's efficacy in managing disorders linked to autonomic nerve dysfunction.
  • Autonomic nerve system (ANS) dysregulation is implicated in various conditions, including cardiovascular diseases, epilepsy, anxiety, PCOS, and subfertility.

Purpose of the Study:

  • To review the central mechanisms through which acupuncture modulates autonomic responses.
  • To explore the neurobiological underpinnings of acupuncture's effects on the autonomic nervous system (ANS).
  • To provide a foundation for understanding acupuncture's role in treating ANS-related disorders.

Main Methods:

  • Literature review of studies investigating acupuncture's effects on the autonomic nervous system (ANS).
  • Analysis of research on brain region activation during acupuncture treatment.
  • Examination of studies detailing neurotransmitter modulation by acupuncture in relevant brain areas.

Main Results:

  • Acupuncture demonstrates significant control over key ANS functions like blood pressure, heart rate, and skin conductance.
  • Acupuncture treatment activates specific brain regions associated with ANS regulation in various disease states.
  • Evidence suggests acupuncture modulates neurotransmitters in the brain to alleviate autonomic responses and restore balance.

Conclusions:

  • Acupuncture influences the central nervous system to regulate autonomic functions.
  • The findings provide neurobiological evidence for acupuncture's therapeutic benefits in ANS-related disorders.
  • Further research into these central mechanisms can enhance the clinical application of acupuncture.