Anus opens into a central chamber in vertebrates called
A
Rectum
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B
Cloaca
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C
Caecum
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D
None of the above
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Solution
The correct option is D Cloaca
A. Rectum is the lower part of large intestine that ends at anus.
B. Cloaca is a cavity present at the end of digestive tract in vertebrates. It is meant for release of both excretory and genital products. Anus opens into cloaca.
C. Caecum is the proximal part of large intestine.