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Body Fluids and Circulations
Universal donor is
O Rh+
O Rh–
AB Rh+
AB Rh–
B.
O Rh–
With regard to transfusion of whole blood or packed red blood cells, individuals with O type negative blood are often called universal donors and those with type AB positive blood are called universal recipients. The person with blood group O– do not have any type of antigen present on the surface of the RBC so the recipient will not form any antibody against it.
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Sino-auricular node is called pacemaker of our heart. Why?
Write the differences between
(d) P wave and T wave
Write the differences between
Systole and diastole
Write the differences between
(a) Blood and lymph
Write the differences between
Open and closed circulatory system
What is the differences between lymph and Blood?
How many times does a heart beat per minute?
What is the function of bicuspid valves?
What is the function of tricuspid valves?
Why circulatory system is absent in sponges?
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