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pettebone
muscular system
12
Science
7th Grade
01/18/2010

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Cards

Term
contract
Definition
when muscles pull
Term
relax
Definition
this part is relaxing when the other one pulls.
Term
opposing pairs
Definition
when one is relaxing and the other is contracting and they are doing to different things
Term
Flexor
Definition
a muscle that bends part of the body.
Term
extensor
Definition
opens a joint
Term
skeletal muscle
Definition
this is a voluntary
Term
cardiac
Definition
involuntary and is found in the heart
Term
smooth muscle
Definition
in digestive system
Term
cardiac muscle
Definition
found only in the heart
Term
Involuntary muscle
Definition
moves without thought - heart
Term
voluntary muscle
Definition
muscles that are controlled with thought - skelatal
Term
Do muscles pull or push bones to accomplish movement?
Definition
Pull
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