NODOSE GANGLION Meaning and
Definition
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The nodose ganglion, also known as the inferior or sensory ganglion of the vagus nerve, is a crucial anatomical structure found within the nervous system. It is a small, elongated mass located at the base of the cranium, near the base of the skull, where the vagus nerve emerges from the brainstem. The vagus nerve, also referred to as the tenth cranial nerve, is one of the most extensive nerves in the body, responsible for transmitting vital sensory and motor signals to various organs such as the heart, lungs, and gastrointestinal tract.
The nodose ganglion serves as an essential component of the vagus nerve, acting as a sensory relay station. It contains numerous sensory cell bodies, or neurons, that receive and transmit messages related to taste sensation from the taste buds at the back of the tongue, throat, and epiglottis. These impulses are then sent to the brain for processing and interpretation.
Additionally, the nodose ganglion plays a crucial role in regulating the parasympathetic nervous system, which is responsible for controlling involuntary bodily functions such as digestion, heart rate, and breathing. It receives and conveys sensory information from the internal organs, providing feedback to the brain regarding their status and functioning.
In summary, the nodose ganglion is a sensory ganglion located at the base of the skull, connected to the vagus nerve, and involved in transmitting sensory signals related to taste and touch sensations from the throat, tongue, and epiglottis, as well as participating in regulating the parasympathetic nervous system.
Common Misspellings for NODOSE GANGLION
- bodose ganglion
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- jodose ganglion
- hodose ganglion
- nidose ganglion
- nkdose ganglion
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- npdose ganglion
- n0dose ganglion
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- nosose ganglion
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- nodise ganglion
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Etymology of NODOSE GANGLION
The word "nodose" is derived from the Latin word "nodosus", meaning "knotty" or "having nodes". It is an adjective used to describe something that has a knotty or nodular appearance.
The term "ganglion" comes from the Greek word "ganglion", meaning "knot" or "swelling". In medical terminology, it refers to a collection of nerve cell bodies outside the central nervous system. Ganglia are often in a knot or nodular formation, hence the term "nodose ganglion".
Therefore, the term "nodose ganglion" refers to a swelling or knot-like structure that contains a cluster of nerve cell bodies.
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