Multiple choice

In which kind of circulatory system are the organs bathed in blood for transportation to take place?

  1. Closed blood vascular circulatory system

  2. Open blood vascular circulatory system

  3. Water vascular circulatory system

  4. Intracellular circulation
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In open blood vascular system, the blood vessels do not divide into capillaries and open in a wide space called sinuses in the body cavity. The blood fills the cavity and bathes the organs.

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