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OMR-style practice · NEET UG
BIO-2023-CG3-177
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ZOO · BIO-2023-CG3-177
Zoology
Once the undigested and unabsorbed substances enter the caecum, their backflow is prevented by
A
Pyloric sphincter
B
Sphincter of Oddi
C
Ileo-caecal valve
D
Gastro-oesophageal sphincter
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