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Once the undigested and unabsorbed substances enter the caecum, their backflow is prevented by - [NEET 2023]

Q1

Once the undigested and unabsorbed substances enter the caecum, their backflow is prevented by -

[NEET 2023]

a

Ileo - caecal valve

b

Gastro - oesophageal sphincter

c

Pyloric sphincter

d

Sphincter of Oddi

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