Arteria palatina major is a major artery that supplies blood to the roof of the mouth and surrounding areas. This term is often used in medical textbooks and research papers. The phonetic transcription of the word is /ɑːˈtɪəriə pəˈlætɪnə ˈmeɪdʒər/, with stress on the first, third, and fifth syllables. The spelling of this term can be challenging for non-native English speakers, but understanding the IPA phonetic transcription can help with pronunciation and communication in the medical field.
The arteria palatina major, also known as the major palatine artery, is a significant blood vessel located in the oral cavity. It is a branch of the maxillary artery, which is itself a branch of the external carotid artery. The arteria palatina major supplies oxygenated blood to various structures within the oral cavity, specifically the hard palate.
Originating within the pterygopalatine fossa, the arteria palatina major descends through the palatine canal, a bony passage in the sphenoid bone, and enters the hard palate. Along its course, the artery provides branches to the greater palatine nerve, contributing to the sensory innervation of the hard palate.
Once it reaches the hard palate, the arteria palatina major forms an anastomosis with the corresponding artery from the opposite side. This anastomosis is called the greater palatine arch and ensures a stable blood supply to the palate, even if one of the arteries is compromised or obstructed.
The arteria palatina major plays a crucial role in maintaining the health and vitality of the hard palate. It provides a constant supply of oxygenated blood, ensuring proper nourishment and sensitivity to the structures it serves. Understanding the anatomy and function of this artery is important for dental and medical professionals involved in managing or treating conditions of the oral cavity.
The anterior branch of the palatina descendens in the pterygopalatine canal, supplying the gums and mucous membrane of the hard palate.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.