Vasodilation: What Causes Blood Vessels to Widen - Cleveland Clinic
2022年6月23日 · Vasodilation is the medical term for when blood vessels in your body widen, allowing more blood to flow through them and lowering your blood pressure. This process happens normally in your body without you realizing it.
Vasodilation - Wikipedia
Vasodilation occurs in superficial blood vessels of warm-blooded animals when their ambient environment is hot; this process diverts the flow of heated blood to the skin of the animal, where heat can be more easily released to the environment.
Vasodilation: What it is, causes, and more - Medical News Today
2020年1月3日 · Vasodilation refers to the widening, or dilation, of the blood vessels. It is a natural process that increases blood flow and provides extra oxygen to the tissues that need it most.
Physiology, Vasodilation - StatPearls - NCBI Bookshelf
2023年1月23日 · Vasodilation is the widening of blood vessels due to the relaxation of the blood vessel's muscular walls. It is a mechanism to enhance blood flow to areas of the body lacking oxygen or nutrients. Vasodilation causes a decrease in systemic vascular resistance (SVR) and an increase in blood flow, reducing blood pressure.
Vasodilation: Your Blood Vessels Opening - Healthline
2018年11月2日 · Vasodilation is the widening of your blood vessels. It happens when smooth muscles found in the walls of arteries or large veins relax, allowing the blood vessels to become more open.
Vasodilation: Circulation Role and Vasodilator Types - Verywell …
2024年8月14日 · Vasodilation is a vital function that allows blood vessels to relax, increase blood flow, and lower blood pressure. It can happen naturally, through certain medications, or by various supplements or exercise.
Vasodilation - Definition and Function | Biology Dictionary
2017年1月10日 · Vasodilation causes increased blood flow through the blood vessels and decreased blood pressure. Substances that cause vasodilation are called vasodilators. The opposite of vasodilation is vasoconstriction, which is when blood vessels become narrower.
Physiology of Vasodilation: Understanding Blood Vessel
2023年7月22日 · Explore the physiology of vasodilation, including its mechanisms, regulation, and significance in cardiovascular health and tissue perfusion. Gain insights into the role of vasodilation in maintaining optimal blood flow and blood pressure.
18.6C: Short-Term Chemical Control - Medicine LibreTexts
Blood pressure is controlled chemically through dilation or constriction of the blood vessels by vasodilators and vasocontrictors. Constriction or dilation of blood vessels alters resistance, increasing or decreasing blood pressure respectively.
Vasodilation: Symptoms, Causes, Treatment | Qwark
Vasodilation is a process that causes blood vessels to widen, increasing blood flow to certain parts of the body. It occurs when the smooth muscles in the walls of the blood vessels relax, allowing more blood to enter the vessel.