A person with type AB blood has
The Correct Answer is {"dropdown-group-1":"E"}
A. No: no A/B antigens describes type O blood, not AB.
B. Anti-A and anti-B: those are antibodies found in the plasma of type O individuals; they are not RBC antigens and are not present in type AB plasma.
C. Anti-A: anti-A are plasma antibodies found in type B blood; the question asks about RBC antigens, not antibodies.
D. Anti-B: anti-B are plasma antibodies found in type A blood; again, not RBC antigens.
E. A and B: type AB individuals have both A and B antigens on their RBC surfaces (and typically have no anti-A or anti-B antibodies in their plasma).
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
True: O₂ binds to the heme (iron) portion of hemoglobin, whereas CO₂ binds primarily to amino groups on the globin (forming carbaminohemoglobin) and much CO₂ is also converted to bicarbonate inside RBCs, so they bind/are carried at different sites/forms.
Correct Answer is {"dropdown-group-1":"B","dropdown-group-2":"A","dropdown-group-3":"C"}
Explanation
A. Plasma: The pale, straw-colored fluid at the top after centrifugation; it contains water, dissolved proteins (albumin, clotting factors), nutrients, hormones and electrolytes and is about ~55% of whole blood.
B.Buffy coat: The thin, whitish layer that sits between the top plasma and the bottom red cell layer after centrifugation; it contains leukocytes (WBCs) and platelets and makes up <1% of whole blood.
C. Erythrocytes: The dense red layer that settles at the bottom (the hematocrit); composed of red blood cells containing hemoglobin, typically about ~45% of whole blood and responsible for O₂/CO₂ transport.
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