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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.
अति संक्षिप्त उत्तर
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उत्तर
The two kinds of circulatory systems in different animals are:
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अध्याय 8: The Circulatory System - Review Questions [पृष्ठ ११२]
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संबंधित प्रश्न
Aqueous humour, Vitreous humour, lris, Central canal
Mention the exact location of the Pulmonary semilunar valve
Draw the structure of a human heart and label its parts.
Given below is certain structure, write the term for the functional activity.
Erythrocytes and …………………………………
A blood vessel which has small lumen and thick wall is ______.
True or false:
Impure blood is received by the right auricle.
Which of the following is/are required for the production of RBCs?
A female has haemophilic brother and parents having nonual blood clotting. She marries a male who has no history of haemophilia in his family. What is the possibility of her children having this disease?
Serum differs from blood in lacking ____________.
A resting person usually has a pulse rate between 72 to 80 beats per minute.
