Choroid - Wikipedia
The choroid, also known as the choroidea or choroid coat, is a part of the uvea, the vascular layer of the eye. It contains connective tissues, and lies between the retina and the sclera.
Choroid of the Eye - All About Vision
2021年2月22日 · What is the choroid? The choroid is the middle layer of tissue in the wall of the eye. It’s found between the sclera (the whites of the eyes) and the retina (the light-sensitive tissue in the back of the eye). This thin layer of tissue is made up almost entirely of blood vessels.
Choroid - American Academy of Ophthalmology
2016年3月28日 · The part of your eye between the sclera and the retina. The choroid is part of the uvea, and it contains blood vessels and connective tissue. Read an overview of general eye anatomy to learn how the parts of the eye work together.
Choroid: Anatomy and function - Kenhub
2023年10月30日 · The choroid forms part of the vascular layer of the eyeball, along with the ciliary body and iris. It is a thin, pigmented vascular connective tissue layer of the eyeball that extends from the ora serrata to the optic nerve (CN II).
Anatomy Of Choroid - INSIGHT OPHTHALMOLOGY
The Choroid is the posterior part of the vascular coat of the eyeball. It is thicker posteriorly (0.22mm) than anteriorly (0.1mm). It is smooth inner surface in contact with the retinal pigment epithelium of the retina. It has a rough outer surface in contact with the sclera.
What Is the Choroid of the Eye? - Verywell Health
2022年8月11日 · The choroid is the vascular layer of the eye that lies between the retina and the sclera. The choroid is thickest in the back of the eye, where it is about 0.2 mm, and narrows to 0.1 mm in the peripheral part of the eye. It contains the retinal pigmented epithelial cells and provides oxygen and nourishment to the outer retina.
An Overview of the Choroid and How it Affects Vision
2023年1月31日 · Sandwiched between your sclera and retina lies a multi-layered vascular tissue known as the choroid. Learn more about the choroid, its function, and common disorders.
The structure and function of the human choroid - ScienceDirect
2024年6月1日 · The choroid is a sponge-like vascular connective tissue located between the sclera and the retina and making up the posterior part of the uvea (Fig. 1). In humans, it is about 200 μm thick at birth and decreases to about 80 μm by age 90 years (Ramrattan et al., 1994).
Choroid - an overview | ScienceDirect Topics
The choroid is a complex vascular network embedded in stroma consisting of connective tissue. With the primary function of nourishing the retina, the choroid's structural and functional integrity is crucial in maintaining ocular health.
Choroid - e-Anatomy - IMAIOS
Definition. The choroid is a thin, highly vascular membrane, of a dark brown or chocolate color, investing the posterior five-sixths of the globe; it is pierced behind by the optic nerve, and in this situation is firmly adherent to the sclera. It is thicker behind than in front.