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Open Circulatory System – Blood flows freely through open spaces or sinuses, rather than being confined to vessels. Example: Arthropods (insects) and mollusks.
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Closed Circulatory System – Blood remains within a network of vessels (arteries, veins, and capillaries) throughout the body. Example: Vertebrates (humans, fish, amphibians) and annelids (earthworms).
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प्रश्न
Name these:
Two kinds of circulatory systems in different animals.
उत्तर
The two kinds of circulatory systems in different animals are:
संबंधित प्रश्न
Describe the function of the heart.
When a doctor is recording your pulse, he is pressing on your wrist exactly on a
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Fill in the blanks with suitable words given below:
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Name the following:
Contraction phase of heart.