Vena Rectalis (Noun)
Meaning
Any of several veins draining the walls of the anal canal and rectum.
Classification
Nouns denoting body parts.
Examples
- The internal rectal veins and the middle rectal veins are the most prominent branches of the vena rectalis.
- A hemorrhoid occurs when the blood vessel of the anal canal and vena rectalis becomes inflamed and swollen.
- The system of vena rectalis in the anal canal does not usually have a significant role in overall rectal circulation.
- Treatment usually includes thrombectomy of a thrombosed vein or the main branch of the vena rectalis that runs along the rectal ampulla.
- Anatomically, The internal rectal veins and branches of the vena rectalis have a thin wall that consists of a single layer of endothelium.