VASODENTINE
Vas`o*den"tine, n. Etym: [L. vas a vessel + E. dentine.] (Anat.)
Defn: A modified form of dentine, which is permeated by blood capillaries; vascular dentine.
VASODILATOR
Vas`o*di*lat"or, a.Etym: [L. vas a vessel + dilator.] (Physiol.)
Defn: Causing dilation or relaxation of the blood vessels; as, the vasodilator nerves, stimulation of which causes dilation of the blood vessels to which they go. These nerves are also called vaso- inhibitory, and vasohypotonic nerves, since their stimulation causes relaxation and rest.
VASOFORMATIVE
Vas`o*form"a*tive, a. Etym: [L. vas a vessel + formative] (Physiol.)
Defn: Concerned in the development and formation of blood vessels and blood corpuscles; as, the vasoformative cells.
VASO-INHIBITORY
Vas`o-in*hib"i*to*ry, a. (Physiol.)
Defn: See Vasodilator.
VASOMOTOR Vas`o*mo"tor, a. Etym: [L. vas a vessel + motor that which moves fr. movere to move.] (Physiol.)
Defn: Causing movement in the walls of vessels; as, the vasomotor mechanisms; the vasomotor nerves, a system of nerves distributed over the muscular coats of the blood vessels. Vasomotor center, the chief dominating or general center which supplies all the unstriped muscles of the arterial system with motor nerves, situated in a part of the medulla oblongata; a center of reflex action by the working of which afferent impulses are changed into efferent, — vasomotor impulses leading either to dilation or constriction of the blood vessels.