Middle rectal veins

Middle Rectal Veins

The Middle Rectal Veins are a set of veins that drain blood from the rectum and the anus. They are part of the venous system, which is responsible for returning deoxygenated blood back to the heart.

Etymology

The term "Middle Rectal Veins" is derived from the Latin words 'medius' meaning middle, 'rectus' meaning straight, and 'vena' meaning vein.

Anatomy

The Middle Rectal Veins originate from the hemorrhoidal plexus, a network of veins located in the lower part of the rectum. They run laterally to the rectum and drain into the internal iliac veins.

Function

The primary function of the Middle Rectal Veins is to drain deoxygenated blood from the rectum and the anus. This blood is then transported to the heart where it is reoxygenated.

Clinical Significance

The Middle Rectal Veins can be affected by various medical conditions. One of the most common is hemorrhoids, which occur when the veins in the hemorrhoidal plexus become swollen and inflamed. This can cause pain, itching, and bleeding in the rectal area.

Related Terms

• Hemorrhoidal plexus
• Internal iliac veins
• Venous system
• Rectum
• Anus

See Also

• Vein
• Blood vessel
• Circulatory system

Middle rectal veins Resources
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