True, BER coordinate peristaltic, Circular contraction occur before bolus, Brown stool from Bile pigments, Mucus secretion provide protection against chemical and physical damage in Defecation reflex, Defecation occur with Relaxation of External anal sphincter, False, BER is independent of ICC, Receptive relaxation from Ach and Substance P, MMC stimulated with Food intake, Defecation reflex is Higher reflex, Constipation is excess fluid in feces

GIT PHYSIOLOGY LEC 5

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