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28 wrz 2024 · Tragus: The tragus is a small, pointed flap of cartilage that projects outward from the front of the auricle, covering part of the external auditory canal. It is positioned anterior to the concha and plays a role in sound wave entry.
14 wrz 2024 · The outer ear, consisting of the pinna (the visible part of the ear) and the auditory canal, is our first line of defense in the hearing process. The pinna, with its unique shape and contours, acts like a natural satellite dish, collecting sound waves and funneling them into the ear canal.
30 wrz 2024 · Tragus: The tragus is the primary structure that the tragicus muscle covers. The tragus is a cartilaginous projection located at the entrance to the external auditory canal. It plays a role in protecting the ear canal from external debris and noise.
The pinna is the outer part of the ear, located on the sides of the head around the opening of the external auditory canal. It has a distinctive shape, characterised by various regions, and is made of cartilage covered by skin tissue.
Figure 4.29 Sounds in Everyday Life. The human ear can comfortably hear sounds up to 80 decibels. Prolonged exposure to sounds above 80 decibels can cause hearing loss. Audition begins in the pinna, the external and visible part of the ear, which is shaped like a funnel to draw in sound waves and guide them into the auditory canal.
16 sie 2020 · This article will focus on the anatomy of the external ear – its structure, neurovascular supply and clinical correlations. The external ear can be divided functionally and structurally into two parts; the auricle (or pinna), and the external acoustic meatus – which ends at the tympanic membrane.
27 lip 2023 · The outer ear/visible ear is referred to as the pinna. It collects omnidirectional sound waves and transforms them into a unidirectional source of information. By funneling the sound waves in this way, it is able to direct them into the auditory canal and amplify them.
