531,844 views
43 votes
43 votes
A human red blood cell is in an artery of the left arm and is on its way to deliver oxygen to a cell in the left thumb. To travel from the artery in the left arm to the cell in the left thumb, this red blood cell must pass through.

User Nexana
by
3.0k points

1 Answer

12 votes
12 votes

Answer:

Two capillary beds, hope this helped

User Nathan Ryan
by
3.3k points