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: What It Is, Anatomy & Function
2024年11月5日 · What is the choroid? The choroid is a part of the uvea, the middle layer of your eyeball’s outer wall. It’s a key supplier of blood to some of your eyes’ most critical structures. The choroid (pronounced “KOR-oid”) also plays a role in how light acts inside your eye, making it a crucial part of how you see the world around you. Advertisement.
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: 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).
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.
Chorioretinitis: Symptoms, Causes & Treatment Options
Chorioretinitis — a type of posterior uveitis — is inflammation of your retina and choroid. As your choroid supports your retina’s outer layers, inflammation can lead to complications that threaten your vision. Immediate treatment by a healthcare provider is critical.
Choroid - American Academy of Ophthalmology
2016年3月28日 · Choroid. 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 - Structure, Function, Location, Diagram, Anatomy
2024年9月28日 · The choroid is a vascular layer of the eye located between the retina and the sclera (the white outer layer of the eye). It is rich in blood vessels and provides oxygen and nutrients to the outer layers of the retina.
Choroid: MedlinePlus Medical Encyclopedia
2023年4月27日 · The choroid is the layer of blood vessels and connective tissue between the white of the eye and retina (at the back of the eye). It is part of the uvea and supplies nutrients to the inner parts of the eye. Inflammation of the choroid is called choroiditis.
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.