AE-3803

55

You meet her on the way to the lungs. You could be a red blood cell, a white blood cell, or someone else.

Platelet

145

You are in the human body, you are a cell, you can be any cell, (red blood cell) you are headed to the stomach to get oxygen there and you meet platelets that are headed in the opposite direction. (Any immune cell) you are also heading to the stomach, but you can choose the reason for that yourself.