Using DHCP to Assign IP Addresses to Devices - Overview of DHCP. 1  Open DHCP server: Click Start, point to Settings, click Control Panel, double-click Administrative Tools, and then double-click DHCP. 2  In the console tree, click the applicable DHCP server. 3  On the Action menu, click Set Predefined Options.
Brain ischemia. Brain ischemia (a.k.a. cerebral ischemia, cerebrovascular ischemia) is a condition in which there is insufficient blood flow to the brain to meet metabolic demand. This leads to poor oxygen supply or cerebral hypoxia and thus to the death of brain tissue or cerebral infarction / ischemic stroke.
Heart failure with reduced ejection fraction (HFrEF) happens when the left side of your heart doesn't pump blood out to the body as well as normal. It's sometimes called systolic heart failure. This is because your left ventricle doesn't squeeze forcefully enough during systole, which is the phase of your heartbeat when your heart pumps blood.