Why is the biconcavity of the erythrocyte important?
A) It prevents osmolarity changes.
B) It increases the rate of oxygen and carbon dioxide exchange.
C) It provides additional surface area for endocytosis.
D) It enhances the diffusion of oxygen into the erythrocyte for cellular respiration.
E) It inhibits the influx of toxic materials into the cell.
Correct Answer:
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Q11: The buffy coat represents < 1% of
Q12: Plasma albumins primarily
A)contribute to the clotting process
B)function
Q13: Albumin belongs to the group of _
Q14: Which is not found within erythrocytes?
A)carbonic anhydrase
B)glycolytic
Q15: The red cell count is normally about
Q17: Which plasma globulins are the antibodies?
A)Alpha
B)Beta
C)Gamma
D)Delta
E)Sigma
Q18: Erythrocytes
A)secrete fibrinogen needed for clotting
B)secrete plasminogen that
Q19: Which of the following statements concerning erythrocytes
Q20: Which statement is incorrect?
A)Plasma proteins are responsible
Q21: In addition to transporting oxygen, hemoglobin transports
A)some
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