[Action of the sympathetic nervous system on the pyloric sphincter].
D006652:Histological Techniques; D006801:Humans; D011708:Pylorus / Q000294:innervation*; D013564:Sympathetic Nervous System / Q000033:anatomy & histology*
PYLORUS/innervation; SYMPATHETIC NERVOUS SYSTEM/anatomy and histology
L'action du système nerveux orthosympathique sur le sphincter pylorique.