Low Blood Pressure (cont.)
IN THIS ARTICLE
The Arterial Wall
The space within the intravascular space is variable, based upon the muscle tension in the walls of the arteries. Adrenalin (epinephrine) increases tension and causes the arteries to narrow and support blood pressure. Acetylcholine dilates blood vessels and will lower pressure. Normally, the two are in balance.
Medically Reviewed by a Doctor on 5/21/2014
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