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.
Drugs that affect afterload either enhance vasoconstriction or vasodilation. Vasodilators are intravenous medications that are ordered to decrease afterload on the heart by dilating arteries. The consequence of these drugs is decreased workload on the heart without decreasing contractility.