Lambdoid suture

Definition

The lambdoid suture is a dense, fibrous connective tissue joint that unites the parietal bones with the occipital bone at the posterior aspect of the skull. It resembles an inverted 'V' and is named for its lambda-like shape, which is similar to the Greek letter lambda (λ).

Related terms

Parietal Bones:

These are two large, flat bones located on either side of the upper part of the skull, forming much of its top and sides.

Occipital Bone:

This is a trapezoid-shaped bone found at the lower back area of the cranium, contributing to forming the base and back wall of the skull.

Sutures:

These are immovable joints between skull bones, made of fibrous connective tissue, crucial for brain protection and supporting facial structure