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Published on: November 19, 2020
[Stapedial artery in rat: an anatomical study]
Andrzej Kukwa1, Wojciech Kukwa, Jerzy Gielecki
1Klinika Otolaryngologii, Oddział Stomatologii, Warszawski Uniwersytet Medyczny.
Otolaryngologia Polska = the Polish Otolaryngology
|September 29, 2010
Summary
The stapedial artery in rats is crucial for supplying orbital tissues, including the eyeball. This study details its anatomy and vascularization for laryngologists.
Area of Science:
- Comparative anatomy
- Vascular anatomy
- Rodent models
Context:
- The stapedial artery is a transient embryonic vessel in humans but persists throughout life in adult rats.
- Understanding its persistent nature and detailed morphology is vital for comparative anatomical studies and potential surgical applications.
Purpose:
- To meticulously analyze the morphology and anatomical course of the persistent stapedial artery in Wistar rats.
- To provide detailed insights into the branching patterns and vascular supply originating from this artery.
Summary:
- The stapedial artery originates from the internal carotid artery, traverses the stapes, and branches into the middle meningeal artery.
- Further distribution includes the orbit, supplying structures like extraocular muscles, lacrimal gland, and the eyeball via the ophthalmic artery and its branches, including the central retinal artery.
Impact:
- This research clarifies the stapedial artery's role as the sole vascular supply to the entire orbit and its contents in rats.
- Findings contribute to a deeper understanding of orbital vascularization in mammals and provide a foundation for further research in related fields.
