Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Disorders of the Autonomic Nervous System01:18

Disorders of the Autonomic Nervous System

1.3K
The autonomic nervous system (ANS) is an intricate network of nerves that controls functions such as the regulation of heart rate, digestion, and blood pressure regulation. When this system malfunctions, it can lead to various disorders that affect multiple bodily functions. One common feature of many autonomic disorders is the involvement of smooth blood vessels, which play a crucial role in regulating blood flow throughout the body.
Raynaud's disease, also known as Raynaud's...
1.3K
Sympathetic Activation01:16

Sympathetic Activation

6.5K
The sympathetic division can influence tissues and organs by releasing norepinephrine at peripheral synapses and distributing epinephrine and norepinephrine through the bloodstream. In times of crisis or stress, sympathetic activation occurs, which is regulated by sympathetic centers in the hypothalamus. As a result, sympathetic activation prepares the body for physical exertion, rapid ATP production, and heightened alertness, allowing individuals to respond effectively to challenging or...
6.5K
Autonomic Nervous System01:22

Autonomic Nervous System

11.8K
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...
11.8K
The Sympathetic Nervous System01:25

The Sympathetic Nervous System

102.4K
Overview
102.4K
The Parasympathetic Nervous System01:14

The Parasympathetic Nervous System

114.4K
Overview
114.4K
Sympathetic Signaling01:31

Sympathetic Signaling

2.0K
Sympathetic signaling, a vital part of the autonomic nervous system, plays a crucial role in mobilizing the body's resources in response to stress or emergencies. It involves the transmission of nerve impulses from sympathetic preganglionic fibers to postganglionic fibers. This results in the release of specific neurotransmitters and activation of adrenergic receptors.
Sympathetic preganglionic fibers release the neurotransmitter acetylcholine (ACh) onto the ganglionic neurons in the...
2.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Leukoaraiosis and acute ischemic stroke: 90-day clinical outcome following endovascular recanalization, with proposed "L-ASPECTS".

Journal of neurointerventional surgery·2020
Same author

Association of local anesthesia versus conscious sedation with functional outcome of acute ischemic stroke patients undergoing embolectomy.

Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences·2020
Same author

Recurrent cryptogenic stroke: A potential role for an artificial intelligence-enabled electrocardiogram?

HeartRhythm case reports·2020
Same author

Update on Treatment of Acute Ischemic Stroke.

Continuum (Minneapolis, Minn.)·2020
Same author

Aneurysmal subarachnoid hemorrhage: long-term trends in incidence and survival in Olmsted County, Minnesota.

Journal of neurosurgery·2020
Same author

Sudden Cardiac Arrest Survivorship: A Scientific Statement From the American Heart Association.

Circulation·2020
Same journal

Key Considerations in Telestroke Program Management.

Continuum (Minneapolis, Minn.)·2026
Same journal

Neurology's Action Potential: Delivering on the Promise of Brain Health.

Continuum (Minneapolis, Minn.)·2026
Same journal

Erratum.

Continuum (Minneapolis, Minn.)·2026
Same journal

Management of Large Artery Atherosclerosis.

Continuum (Minneapolis, Minn.)·2026
Same journal

Thrombolysis, Thrombectomy, and Antithrombotic Therapy for Acute Ischemic Stroke.

Continuum (Minneapolis, Minn.)·2026
Same journal

Stroke in Children and Younger Adults.

Continuum (Minneapolis, Minn.)·2026
See all related articles

Related Experiment Video

Updated: Dec 29, 2025

Using Brain Activation nir-HEG/Q-EEG and Execution Measures CPTs in a ADHD Assessment Protocol
13:09

Using Brain Activation nir-HEG/Q-EEG and Execution Measures CPTs in a ADHD Assessment Protocol

Published on: April 1, 2018

10.8K

Autonomic Hyperactivity.

Alejandro A Rabinstein

    Continuum (Minneapolis, Minn.)
    |January 31, 2020
    PubMed
    Summary
    This summary is machine-generated.

    Autonomic hyperactivity, a common issue after brain or nerve injury, presents in various forms. While understanding is growing, more research is needed for optimal management of these neuraxis disorders.

    More Related Videos

    Quantifying Acute Changes in Renal Sympathetic Nerve Activity in Response to Central Nervous System Manipulations in Anesthetized Rats
    06:30

    Quantifying Acute Changes in Renal Sympathetic Nerve Activity in Response to Central Nervous System Manipulations in Anesthetized Rats

    Published on: September 11, 2018

    8.1K
    Measuring Cardiac Autonomic Nervous System ANS Activity in Toddlers - Resting and Developmental Challenges
    08:22

    Measuring Cardiac Autonomic Nervous System ANS Activity in Toddlers - Resting and Developmental Challenges

    Published on: February 25, 2016

    15.8K

    Related Experiment Videos

    Last Updated: Dec 29, 2025

    Using Brain Activation nir-HEG/Q-EEG and Execution Measures CPTs in a ADHD Assessment Protocol
    13:09

    Using Brain Activation nir-HEG/Q-EEG and Execution Measures CPTs in a ADHD Assessment Protocol

    Published on: April 1, 2018

    10.8K
    Quantifying Acute Changes in Renal Sympathetic Nerve Activity in Response to Central Nervous System Manipulations in Anesthetized Rats
    06:30

    Quantifying Acute Changes in Renal Sympathetic Nerve Activity in Response to Central Nervous System Manipulations in Anesthetized Rats

    Published on: September 11, 2018

    8.1K
    Measuring Cardiac Autonomic Nervous System ANS Activity in Toddlers - Resting and Developmental Challenges
    08:22

    Measuring Cardiac Autonomic Nervous System ANS Activity in Toddlers - Resting and Developmental Challenges

    Published on: February 25, 2016

    15.8K

    Area of Science:

    • Neuroscience
    • Autonomic Nervous System Disorders
    • Neurological Injury

    Background:

    • Autonomic hyperactivity frequently follows severe acute brain injury.
    • It is also observed in spinal cord and peripheral nerve disorders.
    • This review covers pathophysiologic concepts, clinical presentations, and management.

    Observation:

    • Paroxysmal sympathetic hyperactivity is common after traumatic brain injury and other severe brain injuries.
    • Diagnostic criteria and grading for paroxysmal sympathetic hyperactivity are emerging.
    • Mechanisms are being elucidated, but treatment relies on observational data.

    Findings:

    • Distinct forms include autonomic dysreflexia (spinal cord injury) and dysautonomia (Guillain-Barré syndrome).
    • Mechanistic understanding of these distinct forms is rudimentary.
    • Effective management can mitigate serious complications.

    Implications:

    • Autonomic hyperactivity syndromes can arise from injuries at any neural axis level.
    • Further research is crucial for refining understanding and optimizing patient care.
    • Improved insights will guide better management decisions for neurological injury patients.