Hypertension regulation of blood pressure 2. CAPACITANCE Baroreflexes(mediated by Venules 3. PUMP OUTPUT Heart autonomic nerves) CNS Humoral mechanisms Sympathetic nerves 4. VOLUME (include: RAAS system and 1. RESISTANCE Kidneys local release of hormones from vascular endothelium Renin such as, NO, endothelin 1) Aldosterone -+ Angiotensin Anatomic sites of blood pressure control Anatomic sites of blood pressure controlAnatomic sites of blood pressure control Baroreflexes (mediated by autonomic nerves) Humoral mechanisms (include: RAAS system and local release of hormones from vascular endothelium, such as, NO, endothelin 1)