Choose the correct statements about the heart of cockroach

A) It’s a muscular tube that lies mid ventral side, in the trunk

B) Blood flows anteriorly in the heart

C) It has funnel shaped chambers and continues anteriorly as aorta

D) Blood from the heart chambers enter the sinuses through ostia

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A, B, D

B, C, D

C, D

B, C

answer is D.

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Detailed Solution

In cockroach the thirteen chamber Heart lies mid dorsally.

Through the ostia blood enters the heart chambers from sinuses. Heart drives the blood towards aorta and pours into sinuses.

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