Blood Challenge Platelets to the Rescue! LESSON 3

Name
Challenge
Date
Class
LESSON 3
Blood
Platelets to the Rescue!
A young friend falls and scraps her knee. The cut begins bleeding. The blood frightens her.
In the space below, draw a three-panel cartoon that shows your friend how the platelets in
her blood help her body heal. Include labels and captions that explain how platelets work.
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Respiration and Circulation