Meningeal branch of occipital artery
Encyclopedia
The meningeal branch of occipital artery ascends with the internal jugular vein
, and enters the skull through the jugular foramen
and condyloid canal
, to supply the dura mater
in the posterior fossa
.
Internal jugular vein
The two internal jugular veins collect the blood from the brain, the superficial parts of the face, and the neck.-Path:On both sides and at the base of the brain, the inferior petrosal sinus and the sigmoid sinus join to form the internal jugular vein...
, and enters the skull through the jugular foramen
Jugular foramen
The jugular foramen is a large aperture in the base of the skull. It is located behind the carotid canal and is formed in front by the petrous portion of the temporal, and behind by the occipital; it is generally larger on the right than on the left side....
and condyloid canal
Condyloid canal
The condylar canal is a canal in the condyloid fossa of the lateral parts of occipital bone behind the occipital condyle. Resection of the rectus capitus posterior major and minor muscles reveals the bony recess leading to the condylar canal, which is situated posterior and lateral to the...
, to supply the dura mater
Dura mater
The dura mater , or dura, is the outermost of the three layers of the meninges surrounding the brain and spinal cord. It is derived from Mesoderm. The other two meningeal layers are the pia mater and the arachnoid mater. The dura surrounds the brain and the spinal cord and is responsible for...
in the posterior fossa
Posterior fossa
Posterior fossa may refer to:* Posterior cranial fossa* Posterior intercondyloid fossa...
.