• Jan 6, 2026 blood physiology mcq with answerssdocuments2 ance understanding. 1. Which component of blood is primarily responsible for oxygen transport? Plasma1. White blood cells2. Hemoglobin in erythrocytes3. Platelets4. Answer: 3. Hemoglobin in erythrocytes Explanation: Hemoglobin, a protein present in re BY Gina Simonis DVM