The heart is made of what?
The Human Circulatory System

Flashcard
•
Physical Ed
•
3rd - 6th Grade
•
Hard
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21 questions
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1.
FLASHCARD QUESTION
Front
Back
Muscle
2.
FLASHCARD QUESTION
Front
The heart's job is to _______________.
Back
Pump Blood
3.
FLASHCARD QUESTION
Front
Where is blood made in order to replenish the body's blood supply?
Back
inside your bones from bone marrow
4.
FLASHCARD QUESTION
Front
When the heart contracts blood is pushed into tubes called what?
Back
Blood vessels
5.
FLASHCARD QUESTION
Front
How many types of Blood Vessels are there?
Back
3
6.
FLASHCARD QUESTION
Front
The heart has four holes inside it that fill up with blood when it relaxes.
Back
True
7.
FLASHCARD QUESTION
Front
When a muscle squeezes and tightens it is called a ____________.
Back
contraction
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