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30 paź 2023 · This is an article covering the anatomy of the dural venous sinuses - sagittal sinuses, straight sinus and more. Learn this topic now at Kenhub!
1 paź 2024 · Dural venous sinuses are a network of large, endothelial-lined venous channels located between the layers of the dura mater in the brain. These sinuses are responsible for collecting deoxygenated blood from the brain, the meninges, and the bones of the skull.
1 paź 2024 · The dural venous sinuses receive blood from the veins associated with the cerebrum, cerebellum and brainstem. They also receive contributions from the diploic and emissary veins (draining the cranium and the scalp, respectively).
A dural venous sinus, in human anatomy, is any of the channels of a branching complex sinus network that lies between layers of the dura mater, the outermost covering of the brain, and functions to collect oxygen-depleted blood. Unlike veins, these sinuses possess no muscular coat.
19 lip 2024 · Dural venous sinuses are venous channels located intracranially between the two layers of the dura mater (endosteal layer and meningeal layer) and can be conceptualised as trapped epidural veins. Unlike other veins in the body, they run alone and not parallel to arteries.
30 wrz 2024 · The straight sinus is a dural venous sinus, meaning it is located between two layers of the dura mater —the tough outer covering of the brain. It is a valveless venous channel, allowing venous blood to flow based on pressure gradients without restriction.
8 sie 2023 · The primary function of the dural venous sinuses is to drain all venous blood within the cranial cavity and deliver it back to the cardiovascular circulation via the internal jugular vein below the jugular foramen, which will further drain into the superior vena cava before reaching the heart.
