Examlex
How is the number of unpaired valence electrons in an atom related to the number of bonds that the atom can form?
Vasodilate
The process of widening blood vessels to increase blood flow.
Blood Pressure
The force exerted by circulating blood upon the walls of blood vessels, often measured for diagnosis since it is related to the heart's pump strength and the elasticity of the arteries.
Vasoconstriction
Narrowing of the diameter of blood vessels.
Collagen Fibers
Strong, flexible fibers found in connective tissue, providing support and elasticity.
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