| Term 
 | Definition 
 
        | Heart:Increases contraction velocity, force, and rate |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Arterioles:COnstricts cerebral, cutaneous, and visceral arterioles Eye: Contracts iris sphincter muscle for mydriasis
 Intestine: Contracts sphincter
 Urinary Bladder: Contracts trigone/sphincter muscles
 Uterus: excites uterus contractions
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Dilates skeletal muscle arterioles Lung: Relaxes tracheal and bronchial muscles
 Relaxes detrussor muscle
 Inhibits uterine contractions
 |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Decreases intestinal peristalsis |  | 
        |  |