Tympanic membrane: anatomy, structure and function. | Kenhub
Oct 30, 2023 · Pars tensa - forms most of the tympanic membrane. It is thickened at its outer margin to form a fibrocartilaginous ring called the tympanic ring. Pars flaccida (Shrapnell's membrane) - is a small triangular portion of the membrane situated superior to the lateral process of …
Eardrum - Wikipedia
The eardrum is divided into two general regions: the pars flaccida and the pars tensa. [3] The relatively fragile pars flaccida lies above the lateral process of the malleus between the Notch of Rivinus and the anterior and posterior malleal folds.
Pars tensa | Radiology Reference Article - Radiopaedia.org
Jun 13, 2022 · The pars tensa (plural: partes tensae) is the tense portion of the tympanic membrane and refers to the main portion of the membrane. It extends from the anterior and posterior malleolar folds at the level of the lateral process of malleus to the inferior extent of the tympanic membrane at its attachment.
Anatomy, Head and Neck, Ear Tympanic Membrane
May 8, 2023 · The part of the tympanic membrane above the malleolar prominence is not taut as it bridges the tympanic sulcus and is therefore called the pars flaccida (also called Shrapnell's membrane). The rest of the tympanic membrane, below the prominence, is taut and is …
Pars tensa of tympanic membrane - e-Anatomy - IMAIOS
The greater part of the tympanic membrane is the pars tensa. It is streched by the tympanic ring and its circumference is thickened, and forms a fibrocartilaginous ring which is fixed in the tympanic sulcus at the inner end of the meatus.
What is the Difference Between Pars Tensa and Pars Flaccida
Oct 17, 2023 · The main difference between pars tensa and pars flaccida is that pars tensa thickens superiorly, whereas pars flaccida thickens inferiorly. Pars tensa and pars flaccida are two general regions of the tympanic membrane. Its function is to separate the outer ear from the middle ear. Key Areas Covered. 1. What is Pars Tensa – Definition, Facts ...
Tympanic cavity - Location, Anatomy, Structure, Function
Jan 18, 2025 · The tympanic cavity is a complex, three-dimensional space that is bounded by the temporal bone of the skull and the lateral wall of the pharynx. It consists of three main parts: the pars tensa, pars flaccida, and the attic.
Structure and function of the tympanic membrane: a review
The tympanic membrane is composed of the pars flaccida and pars tensa with considerable variations in their size and thickness. Both pars flaccida and pars tensa consist of an epidermal layer, a lamina propria, and a mucosal epithelial layer.