coronal suture
n.
The suture extending across the skull between the two parietal bones and the frontal bone.
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The suture extending across the skull between the two parietal bones and the frontal bone.
The suture extending across the skull between the two parietal bones and the frontal bone.
The noun has one meaning:
Meaning #1:
the suture between the parietal and frontal bones of the skull
Synonym: sutura coronalis
| Coronal suture | |
|---|---|
| Side view of the skull. ('Coronal suture' visible near top.) | |
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| Left zygomatic bone in situ. (Coronal suture not labeled, but region is visible at upper right.) | |
| Latin | sutura coronalis |
| Gray's | subject #46 183 |
| Dorlands/Elsevier | s_30/12773939 |
The coronal suture is a dense, fibrous connective tissue joint that separates the frontal and parietal bones of the skull. At birth, the bones of the skull do not meet.
If certain bones of the skull grow too fast then "premature closure" of the sutures may occur. This can result in skull deformities. There are two possible deformities that can be caused by the premature closure of the coronal suture:
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The skull at birth, showing the lateral fontanelle. |
| Bones of head and neck: cranial sutures, fontanelles, and related regions | |
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| Cranial sutures | Coronal - Lambdoid - Occipitomastoid - Sphenofrontal - Sphenoparietal - Sphenosquamosal - Sphenozygomatic -Squamosal - Zygomaticotemporal - Zygomaticofrontal - Frontal/Metopic - Sagittal - Frontoethmoidal - Petrosquamous - Sphenoethmoidal - Sphenopetrosal |
| Fontanelles | Anterior fontanelle - Posterior fontanelle |
| Foramina of multiple bones | Inferior orbital fissure - Foramen lacerum - Jugular foramen - Nasolacrimal canal |
| Fossae | Anterior cranial fossa - Middle cranial fossa - Posterior cranial fossa - Cranial cavity |
| Other compound structures | Asterion - Nasion - Pterion - Dacryon - Zygomatic arch - Calvaria - Temporal fossa - Infratemporal fossa - Stephanion - Pterygomaxillary fissure - Pterygopalatine fossa |
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![]() | Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2007. Published by Houghton Mifflin Company. All rights reserved. Read more | |
![]() | Medical Dictionary. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Read more | |
![]() | WordNet. WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved. Read more | |
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