Topics: Body Fluids Quiz
Person with blood group AB is considered as universal recipient because he has:
a) no antigen on RBC and no antibody in the plasma.
b) both A and B antigens in the plasma but no antibodies.
c) both A and B antigens on RBC but no antibodies in the plasma.
d) both A and B antibodies in the plasma
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How do parasympathetic neural signals affect the working of the heart? …
a) Both heart rate and cardiac output increase.
b) Heart rate decreases but cardiac output increases.
c) Reduce both heart rate and cardiac output.
d) Heart rate is increased without affecting the cardiac output