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When a muscle contracts, it performs work. It does this by
A)converting chemical energy to mechanical energy.
B)converting mechanical energy into heat energy.
C)converting mass into energy.
D)creating energy.
Wiki User
∙ 12y ago
Wiki User
∙ 8y agoconverting chemical energy to mechanical energy.
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What is the muscle the performs the largest quantity of work?
what is the largst muscle in the muscular system
What muscle causes a joint to straighten when it contracts?
The muscle that causes a joint to straighten when it contracts are the extensor muscles. These include the triceps that work with the biceps to extend the arm.
Muscle contracts to move?
the muscles and the bone work together and attached
What does a muscle become when it contracts?
A muscle becomes shorter when it contracts.
When a muscle contracts how does its form change?
A muscle that contracts shortens whereas a muscle that relaxes lengthens.
What does it mean for muscles to work opposing pairs?
the answer is when one muscle contracts the other relaxes
How does the heart work simple?
the heart is a muscle that expands and contracts or pumps blood throughout the body.
What are antagonistic?
they are pairs of muscle that work together alternating. they need each other because no muscle can stretch a so the other mucle contracts.
When one muscle contracts what happens to the opposing muscle?
When one muscle in a pair contracts the other expands.
Are striated under skeletal muscle?
Because muscle cells can only contract, not extend, skeletal muscles most work in pairs. While one muscle contracts, the other muscle in the pair relaxes to its original length.
How do muscles work in pairs to move the body?
When one muscle of a pair contracts, the other muscle of the pair relaxes to allow movement of the body part.
How do muscles work pairs to move the body?
When one muscle of a pair contracts, the other muscle of the pair relaxes to allow movement of the body part.
