lacrimal vein
Học thuậtThân thiện
Definition
Noun: * A small vein that drains blood from the lacrimal gland (the gland that produces tears) and empties into the superior ophthalmic vein, a larger vein located in the eye socket.
Usage
The term "lacrimal vein" is used exclusively in anatomical, medical, and biological contexts to describe this specific blood vessel. It is a precise scientific term.
Examples
- Anatomy Text:
- Medical Report:
- Surgical Note:
Advanced Usage
- Clinical Context: In conditions like orbital cellulitis or thrombosis, the patency (openness) of the lacrimal vein and other orbital veins may be assessed via imaging.
- Anatomical Variation: Medical literature may note variations in the drainage pattern of the lacrimal vein, such as it sometimes emptying into the inferior ophthalmic vein instead.
Variants and Related Words
- Venae lacrimales: This is the official Latin (anatomical) term for the lacrimal veins.
- Lacrimal artery: The paired artery that supplies oxygenated blood the lacrimal gland.
- Lacrimal gland: The exocrine gland that the lacrimal vein drains.
- Superior ophthalmic vein: The larger vein into which the lacrimal vein typically empties.
Synonyms
There are no true common-language synonyms for this precise anatomical structure. In technical writing, it may be referred to descriptively as: * The vein of the lacrimal gland. * The tear gland vein (this is a very informal and non-standard description).
Related Phrases
- Venous drainage of the orbit: This phrase describes the entire system of veins, including the lacrimal vein, that drain blood from the eye socket.
- Orbital vasculature: Refers to all the blood vessels (arteries and veins) within the orbit, encompassing the lacrimal vein.
Noun
- drains the lacrimal gland; empties into the superior ophthalmic vein