The spelling of the term "eye capsule" may seem straightforward, but there are some tricky phonetic elements to consider. In IPA transcription, the "eye" portion is pronounced as /aɪ/, which combines the long "i" sound with the diphthong "y". The "capsule" portion is pronounced as /ˈkæpsjuːl/, featuring the "a" sound followed by a stressed syllable with a long "oo" and an "l" sound. So when saying or spelling "eye capsule", don't forget the unusual pronunciation of "eye" and the emphasis on the second syllable of "capsule".
The term "eye capsule" refers to a protective structure that surrounds and encases the entirety of the eyeball, preserving and maintaining its shape. It is a transparent, tough, and elastic layer that acts as a barrier to shield the delicate inner structures of the eye from external trauma and damage. The eye capsule plays a vital role in the overall health and function of the eye.
An eye capsule typically consists of two main layers: the fibrous layer and the vascular layer. The fibrous layer, also known as the sclera, forms the outermost part of the capsule and provides structural integrity to the eye. It is composed of dense connective tissue that aids in maintaining the shape of the eye.
The vascular layer, also referred to as the choroid, lies beneath the fibrous layer. It comprises a network of blood vessels that supply oxygen and nutrients to the various parts of the eye. The choroid also helps regulate the amount of light entering the eye by controlling the size of the pupil.
In addition to its protective function, the eye capsule contributes to eye movement and accommodation. Several muscles attached to the eye capsule allow for the precise movement of the eyeball within its socket and facilitate changes in focus when shifting from near to distant objects.
Overall, the eye capsule acts as a crucial safeguard for the eye, providing not only protection but also essential support for proper vision and eye function.
Tenon's c.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "eye capsule" is primarily composed of two separate terms: "eye" and "capsule".
1. Eye: The term "eye" traces back to the Old English word "ēage", which can be linked to the Proto-Germanic word "augǭ" and the Proto-Indo-European base "*okw-". The word has undergone various changes across different languages, including "auga" in Old Norse, "oculus" in Latin, "oko" in Russian, and "oeil" in French.
2. Capsule: The word "capsule" originates from the Latin term "capsula", which means a small container or case. This stems from the Latin verb "capere", meaning "to seize" or "to take". The term was first used to describe a small container within which medicine or other substances were enclosed.