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Line of Sight (stylized as Tom Clancy Line of Sight, Tom Clancy: Line of Sight, or Tom Clancy’s Line of Sight in the United Kingdom [1]) is a techno-thriller novel, written by Mike Maden and released on June 12, 2018. It is his second book in the Jack Ryan Jr. series, which is part of the overall Tom Clancy universe.
This compensatory effect is however usually inadequate to maintain a normal blood supply. [11] Therapies that attempt to optimize leptomeningeal collateral circulation appear to improve outcomes following acute ischaemic stroke. [2] MRI and CT brain imaging is used to determine the severity of a stroke, and help guide treatment. Fluid ...
The ophthalmic artery (OA) is an artery of the head.It is the first branch of the internal carotid artery distal to the cavernous sinus.Branches of the ophthalmic artery supply all the structures in the orbit around the eye, as well as some structures in the nose, face, and meninges.
Dural venous sinuses bordered by hard meninges (shown in blue) direct blood outflow from cerebral veins to the internal jugular vein at the base of skull. Cerebral blood flow (CBF) is the blood supply to the brain in a given period of time. [8] In an adult, CBF is typically 750 millilitres per minute or 15.8 ± 5.7% of the cardiac output. [9]
The middle meningeal artery is the largest of the three (paired) arteries that supply the meninges, the others being the anterior meningeal artery and the posterior meningeal artery. The anterior branch of the middle meningeal artery runs beneath the pterion. It is vulnerable to injury at this point, where the skull is thin.
[2] [1] It has a rich blood supply. The ependyma and vascular pia mater – the tela choroidea, form regions of minute projections known as a choroid plexus that projects into each ventricle. [ 1 ] [ 2 ] The choroid plexus produces most of the cerebrospinal fluid of the central nervous system that circulates through the ventricles of the brain ...
In peripheral organs, lymphatic vessels are responsible for conducting lymph between different parts of the body. In general, lymphatic drainage is important for maintaining fluid homeostasis as well as providing a means for immune cells to traffic into draining lymph nodes from other parts of the body, allowing for immune surveillance of bodily tissues.
The accessory meningeal artery (also accessory branch of middle meningeal artery, pterygomeningeal artery, small meningeal or parvidural branch) is a branch of the maxillary artery that ascends through the foramen ovale to enter the cranial cavity and supply the dura mater of the floor of the middle cranial fossa and of the trigeminal cave, and to the trigeminal ganglion (representing the main ...