Auricle; The auricula. The key difference between auricle and atrium is that auricle is a small appendage arising from each atrium while atrium is one of the two upper chambers of the heart.. The auricle or auricula is the visible part of the ear that is outside the head. It is also called the pinna (Latin for "wing" or "fin", plural pinnae), a term that is used more in zoology Structure. Ear The outer portion of the human ear "Ear" pronounced (Received Pronunciation) Details System Auditory system Identifiers Latin Auris MeSH D004423 NeuroLex ID birnlex_1062 TA98 A01.1.00.005 A15.3.00.001 TA2 6861 FMA 52780 Anatomical terminology [edit on Wikidata] This article is one of a series documenting the anatomy of the Human ear Outer ear Pinna Tragus Middle ear Tympanic … Auricle definition is - an atrium of a heart. Mechanical cleansing of the external auditory canal can lead to nausea and coughing! Broadly there are five parts to the auricle known as the helix, anti-helix, concha, tragus, lobule and external auditory meatus. It is also called the pinna (Latin for "wing" or "fin", plural pinnae), a term that is used more in zoology. Middle ear. Auricle, also called pinna, in human anatomy, the visible portion of the external ear, and the point of difference between the human ear and that of other mammals.The auricle in humans is almost rudimentary and generally immobile and lies close to the side of the head.It is composed of a thin plate of yellow elastic cartilage covered by a tight-fitting skin. The area behind the auricle and the external auditory canal are innervated by the glossopharyngeal and vagus nerve. The heart is a muscular pump that maintains blood circulation throughout the body. Lateral surface. Recent Examples on the Web The World Cup, bless its enormous heart — which this year is missing Italian, American, Chilean and Dutch ventricles and auricles — can bring out the worst (acting, officiating) and best (quotes, actions) in people. Details; Artery: posterior auricular, anterior auricular: The auricle (or pinna, pinna of ear, auricle of ear, auricula, latin: auricula) is the external, visible component of the ear around the outer opening of the ear canal.The main function of the auricle is to collect, amplify and direct sound waves into the external auditory canal.. Auricle by Anatomy Next Structure of auricle. Auricular definition, of or relating to the ear or to the sense of hearing; aural. See more. The auricle or auricula is the visible part of the ear that is outside the head. Today, the term is typically used to refer to the small, cone-shaped, muscular pouch that projects from the atrium, insulating and in some ways protecting it. In decades past, medical experts often referred to the atria as the left and right auricles, but this reference isn’t usually made anymore. Auricle definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now! There are other features on the auricle but this is usually not of any significance except to the medical fraternity. Given that the auricle is largely skin and cartilage, pain usually arises from these structures.
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