Definition

Noun: * A small vein that drains blood from the tympanic cavity (the middle ear) and the mastoid cells of the temporal bone, and empties into the retromandibular vein.

Usage

The term "vena stylomastoidea" is a specific anatomical term used in medical and biological contexts. It is typically used in technical descriptions of the vascular system of the head, particularly when detailing the venous drainage of the ear and surrounding structures.

Examples

• During the dissection, the surgeon carefully identified and preserved the vena stylomastoidea.
• The course of the vena stylomastoidea runs through the stylomastoid foramen.
• Blockage or injury to the vena stylomastoidea can contribute to localized swelling.

Advanced Usage

• The term is almost exclusively used in its full Latin form ("vena stylomastoidea") in formal anatomical and medical literature. It is a standard term in Terminologia Anatomica, the international standard for human anatomical terminology.

Variants and Related Words

• Stylomastoid vein: This is the direct English translation and equivalent term for "vena stylomastoidea". Both terms are used interchangeably in medical English.
• Retromandibular vein: The larger vein into which the vena stylomastoidea drains.

Synonyms

• Stylomastoid vein

Related Anatomical Structures

• Tympanic cavity: The middle ear cavity, which this vein drains.
• Stylomastoid foramen: The bony opening through which this vein (and the facial nerve) passes.
• Retromandibular vein: The receiving vein for the vena stylomastoidea.

Noun

1. a vein that drains the tympanic cavity and empties into the retromandibular vein