517
Question
Choose the correct answer from the allternatives given.
How many chambered heart is found in cockroach?
Choose the correct answer from the allternatives given.
How many chambered heart is found in cockroach?
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Solution
The correct option is D 13
The correct answer is D.Blood vascular system of cockroach is an open type. Blood vessels are poorly developed and open into space called haemocoel. Visceral organs located in thr haemocoel are bathed in blood. Heart of cockroach consists of elongated muscular tube lying along mid dorsal line of thorax and abdomen. It is differentiated into funnel shaped chambers with ostia on either side. There are 12 to 13 chambers are present in the heart.
The correct answer is D.
Blood vascular system of cockroach is an open type. Blood vessels are poorly developed and open into space called haemocoel. Visceral organs located in thr haemocoel are bathed in blood. Heart of cockroach consists of elongated muscular tube lying along mid dorsal line of thorax and abdomen. It is differentiated into funnel shaped chambers with ostia on either side. There are 12 to 13 chambers are present in the heart.
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