Anatomy 101: Understanding the Pinna as the Visible Part of the Outer Ear
网页2023年11月29日 · The pinna is the visible, outer part of the ear that protrudes from the head and is made up of cartilage covered with skin. Its unique shape and position allow it to capture and funnel sound waves into the ear canal, where they are then amplified and transmitted to the eardrum.
Ear Anatomy – Outer Ear - Outer Ear | McGovern Medical School
网页The medical term for the outer ear is the auricle or pinna. The outer ear is made up of cartilage and skin. There are three different parts to the outer ear; the tragus, helix and the lobule.
Perichondritis: Symptoms, Causes & Treatment - Cleveland Clinic
网页Perichondritis is an infection of the tissue lining your ear cartilage. Symptoms include pain, redness and swelling. Perichondritis is a bacterial infection. Ear trauma, most commonly high ear cartilage piercing, is the usual cause. Treatment typically includes antibiotics.
The External Ear - Structure - Function - TeachMeAnatomy
网页2020年8月16日 · 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.
Auricle or pinna: anatomy, function and related pathologies
网页The auricle or pinna has an auditory function as it is involved in the perception of sound. The auricle is capable of locating, capturing, and directing acoustic signals towards the external auditory canal, which then transmits them to the middle ear. Additionally, the auricle can amplify sound waves with frequencies around 3,000 Hz.
Outer ear: Anatomy, blood supply, innervation | Kenhub
网页2022年11月24日 · There is a cartilaginous portion, known as the pinna or auricle and a bony, tubular segment called the external acoustic meatus. The former portion of the auditory system is the first point at which sound wave modification begins.
Outer Ear: Anatomy, Location, and Function - Verywell Health
网页2024年5月17日 · Also known as the pinna, it consists of a curved framework of cartilage covered in skin that directs sound waves into the ear. The auricle consists of many different parts: Helix: This is the outermost curve of cartilage extending from the head to the ear lobe.
How the Ear Works - Johns Hopkins Medicine
网页The auricle (pinna) is the visible portion of the outer ear. It collects sound waves and channels them into the ear canal (external auditory meatus), where the sound is amplified. The sound waves then travel toward a flexible, oval membrane at the end of the ear canal called the eardrum, or tympanic membrane.
The Normal Ear - Understanding Parts of the Ear and How We Hear
网页The outer ear consists of the visible portion on the side of the head, known as the pinna [1], and the external auditory canal (ear canal) [2]. The purpose of the pinna is to catch sound waves, amplify them slightly, and funnel them down the …
Auricle - Structure, Location, Function, Diagram, Anatomy
网页2024年9月28日 · The auricle (or pinna) is the visible part of the external ear, composed mainly of elastic cartilage covered by skin. Its intricate structure consists of various folds, ridges, and depressions that give it its unique shape. The auricle serves as the outermost component of the auditory system and connects to the external auditory canal.