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Blood is the Vehicle
Teacher Key
After reading the article, write the correct answer to each of these
1. What is the main idea in this article?
Learn about blood, the vehicle that carries food, oxygen, and water to
all the cells of your body. (Main idea)
What does the article mean when it states that blood is the
A vehicle moves things, so blood must move things in my body.
3. Our blood is never blue. Why does it look blue in our wrists?
When blood is very rich in oxygen, it appears dark red, almost purple.
When we look at this purple, oxygen rich blood through our yellowish
skin, it appears blue. (Explicit)
4. What would happen if we had no platelets in our blood?
Our blood would not clot and we would just keep bleeding. (Implicit)
Moving to the Beat of the Heart