. The home medical library. re). Arupture of a branch of any of these arteries causesapoplexy or cerebral hemorrhage, with the productionof a clot on, or in the substance of, the brain. The Internal Carotid Arteries, which ascend alongthe side of the neck, divide to form the Middle Cerebral,the Anterior Cerebral, and the Posterior Communicat-ing Arteries. In the illustration the carotid arteriesare shown severed at the point where they reach thebrain. Some of the cranial nerves are shown cut off as theyleave the brain, the stumps being numbered on theright-hand side of the figure. The medulla
. The home medical library. re). Arupture of a branch of any of these arteries causesapoplexy or cerebral hemorrhage, with the productionof a clot on, or in the substance of, the brain. The Internal Carotid Arteries, which ascend alongthe side of the neck, divide to form the Middle Cerebral,the Anterior Cerebral, and the Posterior Communicat-ing Arteries. In the illustration the carotid arteriesare shown severed at the point where they reach thebrain. Some of the cranial nerves are shown cut off as theyleave the brain, the stumps being numbered on theright-hand side of the figure. The medulla oblongata is that part of the brainwhich is continuous with the spinal cord; it is unitedwith the rest of the brain by the Pons Varolii. A cerebral hemorrhage may cause a rupture ofbrain fibers, or pressure upon the nucleus of a cranialnerve and cause paralysis. The Olfactory Nervesconvey the sense of smell; the Optic Nerves, that ofsight. 22 OLFACTORY N. ^ANTERIOR ni PArrnfiv m CEREBRAL A. OLFACTORY M, POSTCOMMUNICATING INFERIORCEREBELLAR A OCCIP|TAL<OBE OCCIPITAL LOBE MEDULLAOBLONGATA KATt VII Kenelm JVinslow by another person. Swallowing a little Jamaica gin-ger in water will sometimes afford relief. The useof an emetic or cathartic, or both, is indicated if thereis indigestion. In the cases which resist these simplemeasures, it will be necessary to procure medical drops of Hoffmans anodyne in a tablespoon-ful of water will often prove successful, and may berepeated every hour, if necessary, for three doses. SLEEPLESSNESS; INSOMNIA; WAKEFUL-NESS—Natural sleep is due to fatigue associatedwith a comparatively bloodless condition of the brain,and favored by withdrawing sources of excitementfrom the brain, such as noises, light, etc. The causes of sleeplessness are without number,as it is often merely a symptom of an unnaturalstate, and yet the only reasonable treatment consistsin removing the cause in order to remedy the dis-order. Among the most frequent ca
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