MUSCULUS GLOSSOPHARYNGEUS Meaning and
Definition
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Musculus glossopharyngeus, commonly known as the glossopharyngeal muscle, is a cranial nerve that plays an important role in the functioning of the throat and tongue. It is the ninth cranial nerve (CN IX) and is responsible for carrying both sensory and motor information.
On the sensory side, the glossopharyngeal nerve is involved in transmitting taste sensations from the posterior one-third of the tongue, as well as sensory information from the mucous membranes of the pharynx, tonsils, and the back of the throat. This allows us to perceive taste, touch, and temperature in these areas. Additionally, the glossopharyngeal nerve is responsible for monitoring blood pressure and oxygen levels in the blood by receiving inputs from the carotid sinus and chemoreceptors.
On the motor side, the musculus glossopharyngeus is involved in controlling certain muscles of the throat. It innervates the stylopharyngeus muscle, which aids in the process of swallowing by elevating the pharynx and larynx. This muscle contraction also helps to open up the upper part of the throat and allows for the passage of air during breathing.
Overall, the musculus glossopharyngeus is a crucial cranial nerve that facilitates various sensory and motor functions in the throat and tongue, ensuring proper swallowing, taste perception, and monitoring of blood pressure and oxygen levels.
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Portion of m. constrictor pharyngis superior arising from the mucous membrane of the floor of the mouth.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for MUSCULUS GLOSSOPHARYNGEUS
- nusculus glossopharyngeus
- kusculus glossopharyngeus
- jusculus glossopharyngeus
- mysculus glossopharyngeus
- mhsculus glossopharyngeus
- mjsculus glossopharyngeus
- misculus glossopharyngeus
- m8sculus glossopharyngeus
- m7sculus glossopharyngeus
- muaculus glossopharyngeus
- muzculus glossopharyngeus
- muxculus glossopharyngeus
- mudculus glossopharyngeus
- mueculus glossopharyngeus
- muwculus glossopharyngeus
- musxulus glossopharyngeus
- musvulus glossopharyngeus
- musfulus glossopharyngeus
- musdulus glossopharyngeus
- muscylus glossopharyngeus
Etymology of MUSCULUS GLOSSOPHARYNGEUS
The word "musculus glossopharyngeus" is a combination of Latin and Greek terms.
- "Musculus" is the Latin word for "muscle".
- "Glossopharyngeus" is a compound word combining two Greek terms: "glossa" meaning "tongue" and "pharyngos" meaning "pharynx" or "throat".
Therefore, "musculus glossopharyngeus" refers to the "muscle of the tongue and pharynx". It is a muscle associated with the throat that plays a role in swallowing and certain movements of the tongue.
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