Endocrine: Hormones from here influence blood pressure
Urinary: helps regulate blood volume & pressure by adjusting urinary volume
Nervous: controls B/P, H/R, & distribution of blood to various parts of the body.
Reproductive: In women, estrogen helps preserve vascular health
Integumentary: allows heat to escape by dilating superficial blood vessels
Skeletal: blood cells are formed in the marrow of the bones in the skeletal system