Outer ear: Anatomy, blood supply, innervation | Kenhub
2022年11月24日 · Apically, the antihelix has two crura surrounding a depression known as the triangular fossa. The antihelix is separated from the helix by the scaphoid fossa (corresponding to the eminentia scaphae on the posterior aspect of the external ear).
Ear anatomy: Parts and functions - Kenhub
2023年11月3日 · Parallel to the helix is another convex curvature referred to as the antihelix, which has two parts: the triangular fossa bound by the crus of the helix and the antihelix; and the crura of the antihelix which is the widening of the antihelix directed posteriorly toward the helix.
The External Ear - Structure - Function - TeachMeAnatomy
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.
Outer Ear: Anatomy, Location, and Function - Verywell Health
2024年5月17日 · The outer ear, also known as the external ear or auris externa, consists of the auricle, ear canal, and eardrum. They work together to funnel sound waves from the environment to the middle and inner ear, where they are translated into nerve impulses for the brain.
Elements of Morphology: Human Malformation Terminology
Triangular Fossa: The concavity bounded by the superior and inferior crura of the antihelix and the ascending portion of the helix. Anatomical Variation. Anomalies of the ear include quantitative traits and qualitative features of the entire ear, and of the individual components. Variation in size (macrotia; microtia; anotia).
Getting An Earful: The Anatomy Behind Hearing and Balance
2023年4月14日 · The crura of antihelix are the next two pieces of cartilage that stick out above the crus of the helix, and the triangular fossa is the depression between the crura of antihelix; The lobule (aka the earlobe) is the fleshy lowermost part of the ear and the only part of the outer auricle with no cartilage
Ultimate Guide to Ear Anatomy with all Parts, Names & Diagram
2024年3月14日 · The antihelix is like a Y-shaped ridge in your ear that starts from the part just above the earlobe (antitragus). It divides the inner part of the ear into three sections: the concha, triangular fossa, and scapha. It is made of flexible cartilage. Normally, it is shaped like a “Y” with a gentle curve at the bottom.