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muscles
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What is the organ that relaxes and contracts?
heart
Organ that relaxes and contracts?
Smooth muscles
What is he organ that relaxes and contracts?
Typically that organ is your heart. It contracts and relaxes 72 times per minute, day and night, till your death. That means for hundred years.
What muscular organ is below the lungs It contracts and relaxes during respiration?
The diaphram!!
What is it called when your heart contracts and relaxes?
Diastolic and systolic is when your heart contracts and relaxes.
When the bicep contacts what muscle relaxes?
When the bicep contracts, the tricep relaxes. These pair of muscles are known as antagonists which means as one contracts, the other relaxes and vice versa.
How does the triceps and biceps work together to straighten your arm?
When lowering arm biceps relax and triceps contracts. When one contracts the other relaxes when you move it forward and downward.
What does the other muscle do when one relaxes?
It Contracts
When one muscle contracts what do the opposite do?
It relaxes
What muscle contracts and relaxes to pump blood?
The heart
What does one muscle do while the other one relaxes?
contracts - for antagonistic muscle pairs e.g. muscles in arm (when one relaxes, other contracts, and vice versa)
Which muscle relaxes when arm is strightened?
The bicep muscle. The tricep contracts to straighten the arm as the bicep relaxes.
