After birth, red blood cells are normally made only in the:
A) liver and bone marrow.
B) liver and spleen.
C) bone marrow.
D) spleen and bone marrow.

Question

Quizplus · Accepted Answer

Red blood cells are primarily produced in the bone marrow throughout life. While the liver and spleen can theoretically produce red blood cells, this only occurs in certain disease processes or conditions and is not the norm.

After Birth, Red Blood Cells Are Normally Made Only in The