The usual blood group refers to []
A. Types of receptors on red blood cells
B. Types of specific agglutinin on the surface of red blood cells
C. Types of specific agglutinogen on the surface of red blood cells
D. Types of specific agglutinin in plasma
E. Types of specific agglutinogen in plasma
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The most clinically significant blood group system is []
ABO blood group
B. Rh blood group
C. Lewis blood group
D. MNSs blood group
E. P blood group
Rh positive means that the red cell membrane contains []
A. C antigen
B. A antigen
C. D antigen
D. E antigen
E. B antigen
The size of red blood cell deformability depends on the red blood cell's []
A. Volume
B. Surface area
C. Quantity
D. Specific gravity
E. Ratio of surface area to volume
The reason why the erythrocyte sedimentation rate is accelerated during rheumatic fever is []
A. Increased erythrocyte surface area/volume ratio
B. Increased plasma albumin content
C. Increased plasma lecithin content
D. Increased plasma fibrinogen and globulin content
E. Lesions of red blood cells themselves
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