1. What does the muscular system do?
It accounts for all of the ways that the parts of the body move. Strong, warm, live daily.
2. What are muscles made of?
Bundles of special cells called muscle fibers make up the muscles.
3. Are all muscles the same?
3 types of muscle tissue in the body. Skeletal muscle or striated (striped) muscle, smooth, and carabiac.
4. How do skeletal muscles move the body?
Skeletal muscles move the body by pulling on bones that meet at joints. They're connected to the bone by tendons.
5. What causes muscles to get bigger when you exercise?
When you exercise muscle by lifting something heavy, the muscle fibers in the muscle contract. Repeated strong contractions cause itself to grow in diameter and strength.
6. Why do muscles get tired?
Muscles need oxygen in order to produce the energy need for contracting. Muscles that work very hard use up all oxygen at hand.
YOU ARE READING
Works I did in school...
RandomThis story is about school works that I had to do. You may use any of this information to help yourself in school.
