Old RBCs are phagocytized by macrophages in all of these organs except the:
A)red bone marrow
B)liver
C)spleen
D)lymph nodes

Name: Old RBCs are phagocytized by macrophages in all of these organs except the: A)red bone marrow B)liver C)spleen D)lymph nodes
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Question

Quizplus · Accepted Answer

Macrophages in lymph nodes do not phagocytize old RBCs; their main function is to engulf and present antigens to lymphocytes for immune response. Red bone marrow, liver, and spleen all play important roles in the breakdown and recycling of old RBCs.

Old RBCs Are Phagocytized by Macrophages in All of These