Which of the following might trigger erythropoiesis?
A) hypoxia of EPO-producing cells
B) decreased tissue demand for oxygen
C) an increased number of RBCs
D) moving to a lower altitude
Answer: A
Which of the following might trigger erythropoiesis?
A) hypoxia of EPO-producing cells
B) decreased tissue demand for oxygen
C) an increased number of RBCs
D) moving to a lower altitude
Answer: A