gastric vein
Học thuậtThân thiện
Definition
Noun: A gastric vein is one of several veins responsible for draining deoxygenated blood from the walls of the stomach.
Usage
The term is used in anatomical and medical contexts to describe specific blood vessels. It is typically modified to specify a particular vein (e.g., left gastric vein, right gastric vein, short gastric veins).
Examples
- The gastric vein carries blood away from the stomach lining.
- Surgeons must carefully ligate the gastric veins during certain abdominal procedures.
- The left gastric vein is a major vessel in the portal venous system.
Advanced Usage
- In medical imaging, the patency (openness) of the gastric veins can be assessed.
- Pathologies like portal hypertension can affect the pressure and flow within the gastric veins.
Variants and Related Words
- Left gastric vein: The primary vein draining the lesser curvature of the stomach.
- Right gastric vein: A vein draining the pyloric region along the lesser curvature.
- Short gastric veins: Multiple veins that drain the fundus of the stomach.
- Gastric venous plexus: The network of veins within the stomach wall that feed into the gastric veins.
Synonyms
- Stomach vein (a less specific, descriptive synonym)
Notes
This is a technical anatomical term. The plural form is gastric veins. It is a component of the portal venous system, which drains blood from the gastrointestinal tract to the liver.
Noun
- one of several veins draining the stomach walls