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Body Fluids and Circulation Test - 43

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Body Fluids and Circulation Test - 43
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  • Question 1
    1 / -0
    Husband and wife should know their Rh factors because the situation can be serious due to biological incompatibility in one of the following cases
    Solution
    Erythroblastosis foetalis is a serious condition leading to fatality of the embryo if husband is Rh positive and wife is Rh negative.
    So, the correct option is D.
  • Question 2
    1 / -0
    A vein possesses a large lumen because
    Solution
    • Veins refer to a type of blood vessel that transports deoxygenated blood from the organs back to the heart.
    • The walls of veins have the same three layers as the arteries.
    • Arteries are those that have a thick middle layer so they can stretch in response to every pulse of the heart. 
    • But walls of veins are not elastic in contrast to arteries.
    • Tunica media (middle layer) here certainly comprises of few elastic fibres and it is less muscular. Hence, the lumen in veins is wide.

    So, the correct answer is option D.
  • Question 3
    1 / -0
    A woman with blood group O marries a man of AB blood group. The blood group of their child would be
  • Question 4
    1 / -0
    Increase in number of leukocytes beyond normal indicates
    Solution
    A high white blood cell(leukocyte) count isn't indicative of a specific disease, but it can indicate general problems, such as infection, stress, inflammation, trauma, allergy, or certain diseases. That's why a high white blood cell count usually requires further investigation.

    So, the correct answer is 'Infection'.
  • Question 5
    1 / -0
    Blood platelets produce
    Solution
    Thrombocytes or blood platelets produce thromboplastin that help blood to clot.
    So, the correct option is B.
  • Question 6
    1 / -0
    Blood group A has
  • Question 7
    1 / -0
    Splenic artery arises from
  • Question 8
    1 / -0
    In case of emergency (e.g., serious accident with great blood loss) which blood group could be safely transfused
  • Question 9
    1 / -0
    O blood group is universal donor because the blood has
  • Question 10
    1 / -0
    The approximate number of leucocytes present in one $$mm^3$$ of blood is:
    Solution
    Leucocytes or white blood cells (WBCs) are colorless, nucleated, and motile cells of the blood. Their normal count is 5000- 8000 cells per $$mm^3$$ of blood. WBCs (White blood cells) can be granulocytes or agranulocytes, depending upon whether they have granules or not. 
    So, the correct answer is option A.
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