mouth-salivery gland relese-saliver emilage angime
it digest starch and co2
stumac-j shaferd
hcl-it kill aal bacterias
pepsin-it digest all protien(max time take to digest protien)
renin-it digest fat(milk)
pancreas relese isulin-it digest sugar
pancreas relese glucegon-it saves suger as glucose