Alary muscles in cockroach are associated or connected with
A
Trachea
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B
Heart
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C
Legs
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D
Alimentary canal
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Solution
The correct option is A Heart Alary muscles in cockroach are associated or connected with Heart. These muscles are attached to both dorsal and tergum diaphragm. They are triangular in shape where in the pointed end is attached to the tergum and other end is attached to dorsal diaphragm. The alary muscles are responsible for the circulation of blood. Hence option B is correct.