Heart of cockroach has
14 chambers
13 chambers
4 chambers
3 chambers
Additional Questions
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Open blood vascular system is seen in |
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What is true? |
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Heparin is produced by |
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Hepatic portal system connects |
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Abnormal fall in total count of WBCs in the human blood is called |
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In a cardiac output of 5250 ml/minute, with 75 heart beats per minute, the stroke volume is |
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Largest number of white blood corpuscles are |
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Oxygenated blood occurs in |
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In ECG, P-R interval corresponds to |
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In higher vertebrates, SA node helps in |
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