ADDUCENS OCULI Meaning and
Definition
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Adducens oculi, also known as the abducens nerve or the sixth cranial nerve, is a crucial component of the peripheral nervous system responsible for controlling eye movements. It is one of the twelve cranial nerves and is primarily responsible for the lateral movement of the eye. The term "adducens" is derived from Latin, meaning "to bring together" or "to draw towards." "Oculi" refers to the eye, denoting its association with eye movement.
The adducens oculi runs from the brainstem, specifically the pons, and emerges from the anterior surface of the brain in close proximity to the midbrain. It then travels towards the eye, innervating one of the six muscles that control eye movements, specifically the lateral rectus muscle. The lateral rectus muscle is responsible for abducting or moving the eye laterally away from the body's midline.
Damage or dysfunction of the adducens oculi can lead to a condition known as abducens nerve palsy or sixth nerve palsy, resulting in an inability of the eye to move laterally, leading to double vision or difficulties in focusing. It can occur due to various causes, including trauma, infection, inflammation, or compression of the nerve.
Understanding the role of the adducens oculi is essential for ophthalmologists, neurologists, and other healthcare professionals involved in diagnosing and treating conditions related to eye movement disorders and abducens nerve palsy.
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Musculus rectus medialis.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for ADDUCENS OCULI
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Etymology of ADDUCENS OCULI
The term "adducens oculi" is Latin in origin and consists of two parts: "adducens" and "oculi".
"Adducens" is the present participle of the Latin verb "adducere", which literally means "to lead toward" or "to bring closer". In the medical context, it refers to a muscle that brings something closer to the body or another structure.
"Oculi" is the plural form of the Latin noun "oculus", which means "eye".
Therefore, "adducens oculi" can be translated as "the muscle that brings the eye closer" or more precisely, "the muscle that pulls the eye inward toward the body". This term refers to the sixth cranial nerve, also known as the abducens nerve, which controls the lateral movement of the eye.
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