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The superior ophthalmic vein drains venous blood from structures of the upper orbit. [2] The superior ophthalmic vein forms/represents a connection between facial veins, and intracranial veins. It is valveless. [3] The superior ophthalmic vein is the largest and the most consistently present vein of the orbit. It usually measures 2-10 mm in ...
A list of veins in the human body: Veins of the heart. Coronary sinus. Great cardiac vein; Oblique vein of left atrium; Middle cardiac vein; Small cardiac vein; Pulmonary veins; Superior vena cava. Brachiocephalic vein. Inferior thyroid vein; Inferior laryngeal vein; Pericardial veins; Pericardiophrenic veins; Bronchial veins; Vertebral vein ...
posterior ethmoidal vein: posterior ethmoidal nerve: sphenoid-optic canal: 2: ophthalmic artery: optic nerve (II) sphenoid: middle cranial fossa: superior orbital fissure: 2: superior ophthalmic vein: oculomotor nerve (III) trochlear nerve (IV) lacrimal, frontal and nasociliary branches of ophthalmic nerve (V 1) abducent nerve (VI) sphenoid ...
The superior ophthalmic vein is a sigmoidal vessel along the superior margin of the orbital canal that drains deoxygenated blood from surrounding musculature. The ophthalmic artery is a crucial structure in the orbit, as it is often the only source of collateral blood to the brain in cases of large internal carotid infarcts , as it is a ...
Ophthalmic veins are veins which drain the eye. ... Superior ophthalmic vein; Inferior ophthalmic vein This page was last edited on 11 February 2018, at 23 ...
The veins puncture the relevant dural sinus, piercing the arachnoid and dura mater as bridging veins that drain their contents into the sinus. [5] The deep venous system. The deep venous system is primarily composed of traditional veins inside the deep structures of the brain, which join behind the midbrain to form the great cerebral vein (vein ...
Brain at the U.S. National Library of Medicine Medical Subject Headings (MeSH) (view tree for regions of the brain) BrainMaps.org; BrainInfo (University of Washington) "Brain Anatomy and How the Brain Works". Johns Hopkins Medicine. 14 July 2021. "Brain Map". Queensland Health. 12 July 2022.
The superior orbital fissure is a foramen or cleft of the skull between the lesser and greater wings of the sphenoid bone. It gives passage to multiple structures, including the oculomotor nerve, trochlear nerve, ophthalmic nerve, abducens nerve, ophthalmic veins, and sympathetic fibres from the cavernous plexus.