alpha-adrenergic receptor activity | transmembrane signaling receptor activity | G-protein coupled receptor activity | G-protein coupled amine receptor activity | adrenergic receptor activity | signaling receptor activity | alpha2-adrenergic receptor activity
regulation of blood vessel diameter | regulation of muscle system process | regulation of smooth muscle contraction | cellular process | hemostasis | alpha-adrenergic receptor activity | regulation of cellular process | G-protein coupled receptor activity | response to stimulus | regulation of blood vessel size | response to stress | regulation of blood circulation | G-protein coupled amine receptor activity | blood circulation | G-protein coupled receptor signaling pathway | blood coagulation | adrenergic receptor activity | regulation of muscle contraction | wound healing | platelet activation | alpha2-adrenergic receptor activity | cell communication | regulation of tube size | coagulation | response to wounding | regulation of vasoconstriction | regulation of body fluid levels | regulation of tube diameter | cell activation | signaling | adrenergic receptor signaling pathway | signal transduction | multicellular organismal process