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The occipitomastoid suture or occipitotemporal suture is the
cranial suture In anatomy, fibrous joints are joints connected by fibrous tissue, consisting mainly of collagen. These are fixed joints where bones are united by a layer of white fibrous tissue of varying thickness. In the skull the joints between the bones ar ...
between the occipital bone and the
mastoid portion The mastoid part of the temporal bone is the posterior (back) part of the temporal bone, one of the bones of the skull. Its rough surface gives attachment to various muscles (via tendons) and it has openings for blood vessels. From its borders, ...
of the
temporal bone The temporal bones are situated at the sides and base of the skull, and lateral to the temporal lobes of the cerebral cortex. The temporal bones are overlaid by the sides of the head known as the temples, and house the structures of the ears. Th ...
. It is continuous with the
lambdoidal suture The lambdoid suture (or lambdoidal suture) is a dense, fibrous connective tissue joint on the posterior aspect of the skull that connects the parietal bones with the occipital bone. It is continuous with the occipitomastoid suture. Structure T ...
.


See also

*
Jugular foramen A jugular foramen is one of the two (left and right) large foramina (openings) in the base of the skull, located behind the carotid canal. It is formed by the temporal bone and the occipital bone. It allows many structures to pass, including the ...


Additional images

File:Occipitomastoid suture - animation03.gif, Animation. Occipitomastoid suture shown in red. File:Occipitomastoid suture - animation06.gif,
Temporal bone The temporal bones are situated at the sides and base of the skull, and lateral to the temporal lobes of the cerebral cortex. The temporal bones are overlaid by the sides of the head known as the temples, and house the structures of the ears. Th ...
s and occipital bone, seen from inside. File:Occipitomastoid suture - skull - inferior view.png,
Base of skull The base of skull, also known as the cranial base or the cranial floor, is the most inferior area of the skull. It is composed of the endocranium and the lower parts of the calvaria. Structure Structures found at the base of the skull are for ...
. Inferior surface. File:Sobo 1909 42 - Occipitomastoid suture.png, Base of skull. Inferior surface.


References


External links

* * * Bones of the head and neck Cranial sutures Human head and neck Joints Joints of the head and neck Skeletal system Skull {{musculoskeletal-stub