Dictionary > Portal-systemic anastomoses

Portal-systemic anastomoses

Definition
noun
A type of anastomoses which occurs between the veins of portal circulation and veins of systemic circulation.
Supplement
Examples of this are: esophageal varices, haemorrhoids, and caput medusae.
These anastomoses are clinically important in providing collateral circulation, especially during portal circulation obstruction or portal hypertension.
Synonyms:


You will also like...

Physiological Homeostasis
Physiological Homeostasis

Homeostasis is essential to maintain conditions within the tolerable limits. Otherwise, the body will fail to function p..

Early Mammals on Earth
Early Mammals on Earth

The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..

Cell Respiration
Cell Respiration

Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..

Independent Assortment and Crossing Over
Independent Assortment and Crossing Over

This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..

Water Cycle
The Water Cycle

The water cycle (also referred to as the hydrological cycle) is a system of continuous transfer of water from the air, s..

Biological Viruses
Biological Viruses

Viruses possess both living and non-living characteristics. This unique feature distinguishes them from other organisms...

Related Articles...

No related articles found

See all Related Topics