Detailing the Stream. The purported Stream 14 appears to be a beefed-up version of HP's Chromebook 14, which is priced at $279 and debuted in late 2013. The Stream 14 will have the same display specs, RAM, and ports as the Chromebook 14, based on the leak. Where it starts to differ, however, is the processor.
Nitrates are vasodilators, for example, but they can also help in the treatment of angina. Other types of medications that cause some vasodilation include some diuretics, calcium channel blockers, ACE inhibitors, alpha-blockers, and angiotensin II blockers. Each of these classes of medications will act in different ways. ACE inhibitors and angiotensin II blockers change the way the body uses angiotensin II.
Vasoconstrictor drugs produce contraction of muscle cells in the walls of blood vessels.A very high level of alcohol in the bloodstream has a vasoconstrictor effect, as it shrinks the blood vessels and increases blood pressure.A vasoconstrictor drug, agent, or nerve causes vasoconstriction of the walls of blood vessels.