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In the body what is the physiological cause of radii changes in blood vessels?
Wiki User
∙ 14y ago
Vessel diameter can change quickly through casconconstruction or vasodilation. Most of the peripheral resistance occurs in arterioles (the small vessels of the arterial system). When these smooth muscles contract or relaz, peripheral resistance is either increased or decreased.
Source: Modern Anatomy & Physiology by Ateegh Al-Arabi
Wiki User
∙ 14y ago
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