Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Neural Regulation of Blood Pressure

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...

Physiology of Respiration II: Neurogenic Control of Respiration

Physiology of Respiration II: Neurogenic Control of Respiration

The neurogenic control of respiration coordinates various neural networks and pathways to regulate breathing rate and depth, meeting the body's oxygen and carbon dioxide exchange requirements. This system adapts to physiological and environmental conditions, ensuring optimal breathing patterns.
Central Control
The brainstem is the primary site of central control, hosting respiratory centers:

Neural Regulation

Neural Regulation

Digestion begins with a cephalic phase that prepares the digestive system to receive food. When our brain processes visual or olfactory information about food, it triggers impulses in the cranial nerves innervating the salivary glands and stomach to prepare for food.

Anatomy of the Ear

Anatomy of the Ear

Auditory sensation, commonly called hearing, involves the transformation of sonic waves into neural impulses facilitated by the structures of the auditory organ. The prominent, flesh-like structure on the side of the head, called the auricle, directs sound waves towards the auditory canal. The auricle is often mislabeled as the pinna, a term more aligned with mobile structures like a feline's external ear. The auditory canal penetrates the cranium via the external auditory meatus of the...

Enteric Nervous System: Regulation of GI Motor Activity

Enteric Nervous System: Regulation of GI Motor Activity

The Enteric Nervous System (ENS) plays a pivotal role in regulating gastrointestinal or GI motor activity. This complex network of nerves, deeply embedded within the gut wall, responds to changes in the gut environment and receives input from both the autonomic nervous system and the central nervous system. By doing so, the ENS operates various programs tailored to the body's nutritional status and needs.
During periods of fasting, the ENS initiates the migrating myoelectric complex, a program...

The Cochlea

The Cochlea

The cochlea is a coiled structure in the inner ear that contains hair cells—the sensory receptors of the auditory system. Sound waves are transmitted to the cochlea by small bones attached to the eardrum called the ossicles, which vibrate the oval window that leads to the inner ear. This causes fluid in the chambers of the cochlea to move, vibrating the basilar membrane.

You might also read

Related Articles

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

Sort by

Same author

Exploratory Diagnostic Performance of On-Admission Soluble CD40 Ligand for Distinguishing Acute Pulmonary Embolism from Hospitalization-Requiring Community-Acquired Pneumonia: A Single-Center Observational Study.

Diagnostics (Basel, Switzerland)·2026

Same author

The effect of spreader graft use on voice in rhinoplasty cases: a prospective randomized controlled study.

Brazilian journal of otorhinolaryngology·2026

Same author

The Effect of Concomitant Septoplasty and Turbinate Surgery on Nasality-Related Voice Parameters.

Clinical otolaryngology : official journal of ENT-UK ; official journal of Netherlands Society for Oto-Rhino-Laryngology & Cervico-Facial Surgery·2025

Same author

The role of platelet large cell ratio in determining mortality in COVID-19 patients.

Medicine·2024

Same author

Knowledge and awareness of anterior cruciate ligament injury among Turkish professional athletes: an online survey.

Research in sports medicine (Print)·2023

Same author

Comparative Survival Function in Patients with Positive Surgical Margins Following Laryngectomy.

Indian journal of otolaryngology and head and neck surgery : official publication of the Association of Otolaryngologists of India·2023

Search research articles

Related Experiment Video

Updated: Jun 24, 2026

Surgical Induction of Endolymphatic Hydrops by Obliteration of the Endolymphatic Duct

Surgical Induction of Endolymphatic Hydrops by Obliteration of the Endolymphatic Duct

Published on: January 22, 2010

Neural control of eustachian tube function.

Murat Songu¹, Asim Aslan, H Halis Unlu

¹Department of Otorhinolaryngology/Head and Neck Surgery, Celal Bayar University Medical Faculty, Manisa, Turkey.

The Laryngoscope

|April 10, 2009

Summary

This summary is machine-generated.

Neuronal pathways involving middle ear baroreceptors significantly influence Eustachian tube function in humans. This suggests a key role for the nervous system in regulating middle ear pressure.

More Related Videos

Endolymphatic Duct Blockage as a Surgical Treatment Option for Ménière's Disease

Endolymphatic Duct Blockage as a Surgical Treatment Option for Ménière's Disease

Published on: April 28, 2023

Related Experiment Videos

Last Updated: Jun 24, 2026

Surgical Induction of Endolymphatic Hydrops by Obliteration of the Endolymphatic Duct

Surgical Induction of Endolymphatic Hydrops by Obliteration of the Endolymphatic Duct

Published on: January 22, 2010

Endolymphatic Duct Blockage as a Surgical Treatment Option for Ménière's Disease

Endolymphatic Duct Blockage as a Surgical Treatment Option for Ménière's Disease

Published on: April 28, 2023

Area of Science:

Otolaryngology
Neuroscience
Physiology

Background:

The Eustachian tube regulates middle ear pressure, and its function is hypothesized to involve a neuronal reflex arc.
Previous research in animal models suggested neuronal control of middle ear pressure via the Eustachian tube.

Purpose of the Study:

To investigate the role of neuronal control mechanisms in regulating middle ear pressure in humans.
To elucidate the specific components of the neuronal reflex arc involved in Eustachian tube function.

Main Methods:

Prospective study involving 95 volunteers.
Topical lidocaine hydrochloride was used to block mechanoreceptors on the tympanic membrane and baroreceptors in the middle ear.
Eustachian tube function was assessed using manometric tests before and after blocking the presumed afferent pathways.

Main Results:

Baroreceptors in the tympanic plexus appear to play a significant role in regulating middle ear pressure.
Mechanoreceptors on the tympanic membrane demonstrated a less pronounced effect on this mechanism.

Conclusions:

Neuronal control mechanisms are likely important in regulating Eustachian tube function in humans.
The findings highlight the involvement of the nervous system in maintaining middle ear homeostasis.