AURICULAR APPENDAGE Meaning and
Definition
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An auricular appendage, also known as an auricular or atrial appendage, is a small, ear-shaped projection found in the upper chambers of the heart known as the atria. Specifically, it refers to the lobular outpouching located on the left side of the heart, near the left atrium. The term “auricular” is derived from the Latin word “auricula,” meaning ear, due to its resemblance to this anatomical feature.
The auricular appendage acts as a functional extension of the left atrium, serving multiple purposes. It enhances the efficiency of the atria by increasing the total area of the chamber, allowing for increased blood volume and improved cardiac output. Additionally, the appendage aids in the maintenance of blood flow by preventing stagnation or pooling of blood within the atrium. This helps to minimize the risk of blood clots, particularly in individuals with certain heart conditions such as atrial fibrillation.
Furthermore, the auricular appendage plays a role in heart rhythm regulation. It contains specialized cells that generate electrical impulses, which contribute to the coordination of heartbeats and rhythm. These cells help to ensure the synchronized contraction of the heart muscles, supporting efficient blood circulation throughout the body.
In summary, the auricular appendage is a small ear-shaped projection located in the left atrium of the heart, allowing for increased blood volume, improving cardiac output, preventing blood stagnation, and aiding in heart rhythm coordination.
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A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for AURICULAR APPENDAGE
- zuricular appendage
- suricular appendage
- wuricular appendage
- quricular appendage
- ayricular appendage
- ahricular appendage
- ajricular appendage
- airicular appendage
- a8ricular appendage
- a7ricular appendage
- aueicular appendage
- audicular appendage
- auficular appendage
- auticular appendage
- au5icular appendage
- au4icular appendage
- aurucular appendage
- aurjcular appendage
- aurkcular appendage
Etymology of AURICULAR APPENDAGE
The etymology of the word "auricular appendage" can be analyzed by breaking down the components:
1. "Auricular" derives from the Latin word "auricula", meaning "ear" or "little ear". This word is a diminutive form of "auris", which simply means "ear".
2. "Appendage" originates from the Latin word "appendere", which means "to hang upon" or "to attach". In English, "appendage" refers to a subordinate or attached part of a larger structure.
Combining these components, "auricular appendage" refers to a structure or part that is attached or subordinate to the ear.
Similar spelling words for AURICULAR APPENDAGE
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