Answer: vasomotor

AnswerCrossword Clue
VASOMOTORRegulating the diameter of blood vessels
vasomotorCausing or relating to the constriction or dilatation of blood vessels
vasomotorDenoting a region in the medulla of the brain (the vasomotor center) that regulates blood pressure by controlling reflex alterations in the heart rate and the diameter of the blood vessels, in response to stimuli from receptors in the circulatory system or from other parts of the brain
vasomotorcausing constriction or expansion of blood vessels