| Term 
 | Definition 
 
        | increases ca ions into muscles which increases force of contraction/effect: increases CO which increases BP |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | muscle contraction of smooth muscle in tunica media causing vasoconstriction/rffect: increases PR whihc increrases BP |  | 
        |  | 
        
        | Term 
 
        | anti-diuretic hormone (ADH) |  | Definition 
 
        | causes water conservation in the kidneys/increases BV which increases BP |  | 
        |  | 
        
        | Term 
 
        | atrial natriuretic factor |  | Definition 
 
        | causes selective excretion of NA+ in the kidneys this leads to an increase in water excretion in t he urine effect: decreases BV which decreases BP |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | inhibits ADH secretion thus increasing water excretion in the urine effect: decreases BV which decreases BP |  | 
        |  |