Nasal reflex is spelled as /ˈneɪzəl ˈrɛflɛks/ in IPA. The first syllable, "nasal", is pronounced as /ˈneɪzəl/, rhyming with "hazel". The second syllable, "reflex", is pronounced as /ˈrɛflɛks/, rhyming with "effects". The word refers to the involuntary reflex action of the nasal septum, which helps regulate airflow in the nasal passageways. The correct spelling of this word is crucial in the medical field where precise language is of utmost importance.
Nasal reflex refers to a physiological response or reaction that occurs in the nose, primarily involving the nasal passages and the associated sensory nerves. It is an automatic reflex action triggered by the stimulation of sensory receptors present in the nasal cavity. When these receptors detect certain stimuli, such as the presence of irritants, allergens, or foreign particles in the air, they send signals to the brain, initiating a sequence of responses designed to protect the respiratory system.
The nasal reflex typically manifests as a sudden and involuntary response, involving various actions aimed at preserving the integrity and functionality of the nasal passages. These actions may include sneezing, congestion, or increased mucus production, all of which serve to expel or eliminate the stimulus causing the nasal irritation.
The purpose of the nasal reflex is to defend the respiratory system against potential harm or danger, providing a protective mechanism for the sensitive nasal membranes. By triggering sneezing, for example, the reflex quickly expels irritants, particles, or allergens that could potentially damage the nasal tissues or compromise the airways.
In summary, nasal reflex is the automatic physiological response initiated by stimulation of the sensory receptors in the nose. It triggers protective actions, such as sneezing or mucus production, to eliminate irritants and maintain the health and proper functioning of the nasal passages.
Sneezing caused by irritation of the nasal mucous membrane.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The term "nasal" comes from the Latin word "nasus", which means "nose". It refers to anything related to or associated with the nose. However, the word "reflex" is derived from the Latin word "reflexus", which means "bent back" or "turned back". In the context of the nasopharyngeal region, the term "nasal reflex" likely denotes a reflex action or response involving the nose, where a stimulus causes a quick, automatic, and involuntary reaction in the nasal passages.