Which statement is correct.a)Our bones can move by themselves.b)Our mu...
Our muscles along with other body systems enable us to move our bones.Explanation:Introduction
In order to understand how we are able to move our bones, it is important to know about the different components of our body that work together to enable movement. Our bones, muscles, and other body systems play a crucial role in allowing us to move.
Our Bones
- Bones are the structural framework of our body.
- They provide support, protection, and give shape to our body.
- Bones are connected to each other at joints, which allow movement.
Our Muscles
- Muscles are soft tissues that are attached to our bones.
- They have the ability to contract and relax, which allows movement.
- Muscles are responsible for moving our bones by pulling on them.
- They work in pairs, with one muscle contracting while the other relaxes.
- For example, when we bend our arm, the biceps muscle contracts while the triceps muscle relaxes, and when we straighten our arm, the triceps muscle contracts while the biceps muscle relaxes.
Other Body Systems
- While our muscles are primarily responsible for moving our bones, other body systems also contribute to this process.
- The nervous system plays a crucial role in sending signals from our brain to our muscles, instructing them to contract or relax.
- The circulatory system, specifically our blood, delivers oxygen and nutrients to our muscles, which are necessary for their proper functioning during movement.
Conclusion
In summary, our muscles, along with other body systems such as the nervous system and circulatory system, enable us to move our bones. Muscles contract and relax to pull on our bones and create movement, while the nervous system provides the necessary signals for muscle contraction. The circulatory system ensures that our muscles receive the oxygen and nutrients they need for movement.