The term "musculus pyramidalis auriculae" refers to a small muscle located in the ear. It is spelled using the International Phonetic Alphabet (IPA) as [mʌskjʊləs paɪrəmɪˈdeɪlɪs ɔːˈrɪkjʊli], where each symbol represents a distinct sound in the English language. This muscle is not well known as it is not essential for proper hearing or balance, but understanding its correct spelling and pronunciation is important for medical professionals dealing with ear and hearing issues.
Musculus pyramidalis auriculae, also known as the pyramidalis muscle of the ear, is a small triangular muscle located on the posterior surface of the auricle or the external part of the ear.
The term "musculus" refers to a muscular structure in the body, while "pyramidalis" suggests a pyramid-like shape. "Auriculae" specifically pertains to the external ear. Through this nomenclature, we can infer that the musculus pyramidalis auriculae is a triangular-shaped muscle associated with the outer part of the ear.
This muscle is responsible for certain movements and adjustments of the auricle. Although its function is not fully understood, it is believed to have a role in helping to maintain the position and shape of the ear. It may also contribute to minor movements of the ear, such as elevating or rotating it.
Due to its relatively small size and specific location, the musculus pyramidalis auriculae is not considered a major muscle of the body. It is considered an accessory muscle of the ear, playing a minor role in the overall functioning and appearance of the auricle.
In conclusion, the musculus pyramidalis auriculae is a triangular muscle found on the back surface of the external ear. It is involved in maintaining the position and shape of the ear, as well as contributing to its subtle movements.
Pyramidal muscle of the auricle, Jung's muscle; an occasional prolongation of the fibers of the m. tragicus to the spina helicis.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.