Multiple Choice
A human red blood cell in an artery of the left arm is on its way to deliver oxygen to a cell in the thumb. To travel from the artery to the thumb and then back to the left ventricle, this red blood cell must pass through ________.
A) one capillary bed
B) two capillary beds
C) three capillary beds
D) four capillary beds
Correct Answer:
Verified
Correct Answer:
Verified
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