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Contraction of sternohyal muscles during...

Contraction of sternohyal muscles during breathing in frog

A

Closes glottis

B

Opens the nostrils

C

Raises floor of oral cavity

D

Lowers floor of oral cavity

Text Solution

Verified by Experts

The correct Answer is:
D
Throat is lowered and raised alternatively by sternohyal and petrophyal muscles.
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