A
We have different shaped teeth that have different jobs, but all teeth ___.
help break down food
The tube that connects the throat to the stomach is the ___.
esophagus
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The large organ that filters blood and produces bile is the ___.
liver
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___ help build and repair our bodies.
Proteins
Which bones protect the heart, lungs, and stomach?
ribs
Which bones protect the spinal cord?
vertebrae
A ___ is a type of tissue that moves part of the body.
muscle
The heart has which type of muscle?
involuntary
Muscles that you control are ___ muscles.
___ are nonliving materials found naturally in the earth that can help keep us healthy.
Minerals