Cough reflex - Wikipedia
The cough reflex occurs when stimulation of cough receptors in the respiratory tract by dust or other foreign particles produces a cough, which causes rapidly moving air which usually remove the foreign material before it reaches the lungs.
Cough Reflex - TeachMePhysiology
Jul 16, 2023 · The cough reflex is an important defence mechanism which clears the airways of irritants by forcefully expelling air from the respiratory tract. This article will discuss the cough reflex arc, its phases and clinical correlations.
Cough: Causes, Diagnosis, Treatment & Conditions - Cleveland Clinic
Jan 22, 2022 · A cough is a reflex reaction designed to keep your airways clear. You may be coughing because of another condition, like asthma or a respiratory infection, or because you have swallowing difficulties.
Perspective on the human cough reflex | Cough | Full Text
Nov 10, 2011 · This review dissects the complex human cough reflex and suggests hypotheses about the evolutionary basis for the reflex.
The Cough Reflex: The Janus of Respiratory Medicine
Jun 28, 2021 · The cough reflex is a vital defense mechanism that allows the body to expel inhaled foreign objects, potential pathogens, and endogenous secretions. Dysfunction of this reflex may be crudely dichotomized into hypo and hyper-activation.
Pathways and importance of the cough reflex - Deranged …
Aug 6, 2015 · The cough reflex arc is mediated by mechanoreceptors and chemoreceptors in the airway and lung tissue. These are stimulated by inflammation, foreign material, and chemical stimuli. The sensors involved communicated with the nucleus tractus solitarius via vagal afferents.
Anatomy and neuro-pathophysiology of the cough reflex arc
Jun 18, 2012 · Each cough occurs through the stimulation of a complex reflex arc. This is initiated by the irritation of cough receptors which are found in the trachea, main carina, branching points of large airways, and more distal smaller airways; also, they are present in the pharynx.
Physiology of the Cough Reflex: Sensory and Mechanical Features …
Jul 26, 2020 · The cough reflex involves the activation of one or more subsets of airway afferent fibers. The importance of an intact cough mechanism is reflected in the occurrence of pulmonary problems when cough is inefficient. Noticeably, cough is the most common symptom for which patients consult a doctor.
An overview of the sensory receptors regulating cough - Cough
Aug 4, 2005 · The cough reflex represents a primary defensive mechanism for airway protection in a variety of mammalian species. However, excessive and inappropriate coughing can emerge as a primary presenting symptom of many airway diseases.
Neural Mechanisms Underlying the Coughing Reflex
Aug 22, 2023 · Although the cough reflex originally evolved as a defensive mechanism against noxious inhalation, it can be hijacked by pathogens to facilitate the further transmission of infection. Multiple species of bacteria have been confirmed to stimulate peripheral nerves.
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