How Well Do You Know Your Body's Inner Workings?

How Well Do You Know Your Body's Inner Workings?

What happens to old red blood cells?​​

100%
Correct Incorrect Aged red blood cells are filtered and recycled primarily in the spleen. Iron is reused.

What happens to old red blood cells?​​

  • Excreted by kidneys
  • Recycled in spleen
  • Broken down in lungs
  • Stored in liver
100%