internal maxillary artery
Học thuậtThân thiện
Definition
Noun: - A major branch of the external carotid artery: The internal maxillary artery is a primary terminal branch of the external carotid artery, supplying blood to deep regions of the face and head. - Supplier of deep facial and meningeal structures: This artery provides oxygenated blood to deep facial structures, parts of the nasal cavity, the palate, the upper and lower jaws (including the teeth), and some of the meninges (the membranes surrounding the brain).
Usage Examples
- Noun:
- The surgeon carefully ligated the internal maxillary artery to control bleeding during the complex facial reconstruction.
- A blockage in the internal maxillary artery can lead to pain and tissue damage in the deep facial regions it supplies.
Advanced Usage
- Clinical and anatomical context: The term is used almost exclusively in medical, dental, and anatomical fields. It is a precise anatomical descriptor for a specific blood vessel.
- "Branches of the internal maxillary artery": Refers to its many subdivisions, such as the middle meningeal artery, inferior alveolar artery, and sphenopalatine artery, which supply specific areas.
Variants and Related Words
- Maxillary artery: This is the more general term. The internal maxillary artery is one of its two main terminal branches (the other being the superficial temporal artery). In modern terminology, "maxillary artery" often refers to the vessel before it divides, and "internal maxillary artery" may be used synonymously or to specify its deeper course.
- External carotid artery: The larger artery from which the internal maxillary artery originates.
Synonyms
- Maxillary artery (in many modern anatomical contexts, the terms are used interchangeably).
Notes on Different Meanings
This term has a single, highly specific meaning in human anatomy. It does not have common idiomatic or figurative uses.
Noun
- the maxillary artery that supplies deep structure of the face and some of the meninges