Uterine_ - David Geffen School of Medicine at UCLA

2) Epithelial cell-cell tight junctions – prevent back-diffusion of pepsin and acid. 3) Bicarb secretion – pH gradient within mucous layer. 4) Blood flow – carries bicarb and nutrients to gastric mucosa. 5) Mucosa – quick regeneration of damage, by migration of cells from gland necks. 6) Mucosal PG’s – for blood flow and bicarb ... ................
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