Q:

What is a suture joint?

A:

Quick Answer

According to Medline Plus, suture joints are also known as cranial sutures and are comprised of bands of fibrous tissue that connect the bones of the skull. Cranial sutures are necessary for brain growth and development.

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Full Answer

Infants have six cranial bones in their skulls that are held together by fibrous tissues referred to as sutures. These cranial sutures hold the bones of an infant’s skull in place until the bones grow together. The spaces in between the six bones are known as fontanelles and form the soft spots on a baby’s head. According to the Mayo Clinic, the bones of a baby’s skull fuse together around the age of 2.

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