I WONDER - How Do Our Veins Control Our Blood Flow?
Interactive Video
•
Health Sciences, Biology
•
KG - 6th Grade
•
Practice Problem
•
Hard
Wayground Content
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5 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the primary function of valves in veins?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Why is it important for blood to travel in one direction?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain how valves in veins are similar to doors.
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
What happens when valves do not open or close properly?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
What does it mean when the heart has to work extra hard?
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