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Why is human blood circulation considere...

Why is human blood circulation considered complete ?

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Human blood circulation is considered complete because , if has both systemic and pulmonary circulation . It is a double circulation . The right half receives and pumps deoxygenated blood and the left half receives and pumps oxygenated blood as separate activities.
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Knowledge Check

  • Given below are four statements (a-d) regarding human blood circulatory system (i) Arteries are thick-walled and have narrow lumen as compared to veins (ii) Angina is acute chest pain when the blood circulation to the brain is reduced (iii) Persons with blood group AB can donate blood to any person with any blood group under ABO system (iv) Calcium ions play a very important role in blood clotting Which two of the above statements are correct?

    A
    (i) & (iv)
    B
    (i) & (ii)
    C
    (ii) & (iii)
    D
    (iii) & (iv)

  • Given below are four statements (a-d) regarding human blood circulatory system (i) Arteries are thick-walled and have narrow lumen as compared to veins (ii) Angina is acute chest pain when the blood circulation to the brain is reduced (iii) Persons with blood group AB can donate blood to any person with any blood group under ABO system (iv) Calcium ions play a very important role in blood clotting Which two of the above statements are correct?

    A
    (i) & (iv)
    B
    (i) & (ii)
    C
    (ii) & (iii)
    D
    (iii) & (iv)

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    Given below are four statements (i-iv) regarding human blood circulatory system (i) Arteries are thick-walled and have narrow lumen as compared to veins (ii) Angina is acute chest pain when the blood circulation to the brain is reduced (iii) Persons with blood group AB can donate blood to any person with any blood group under ABO system (iv) Calcium ions play a very important role in blood clotting Which two of the above statements are correct ?

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