Write 10-15 pointers on muscular and skeletal system.
Answers
Answer:
Explanation:
The skeletal system includes all of the bones and joints in the body. Each bone is a complex living organ that is made up of many cells, protein fibers, and minerals. The skeleton acts as a scaffold by providing support and protection for the soft tissues that make up the rest of the body.
Answer:
Top 10 facts about bones:
1.Together, the bones in our body are called the skeleton.
2.There are 206 bones in the human body.
The main bone in our head is called the skull.
3.Bones have three parts, plus most have a substance deep inside called marrow.
4.Bones need calcium to keep healthy – foods like milk, nuts and broccoli all have calcium in them.
5.We get bigger and taller when our bones grow.
6.Doctors can tell how healthy our bones are by measuring our bone density.
7.In addition to muscles, we have joints between our bones to do things like moving our arm up and down, and turning our head.
8.The longest bone in your body is called the femur, which is located in your thigh.
10.When a bone breaks, it’s called a fracture. It really hurts!
Top 10 facts about muscles:
1.Muscles make up almost half of how much we weigh.
2.There are about 640 muscles in the human body. The most important one is the heart.
3.There are three different kinds of muscles – skeletal, smooth and cardiac.
4.Involuntary muscles like the heart move without us thinking about it.
5.Voluntary muscles are found in places like our arms and legs – we decide when we want to move them.
6.Muscles are attached to bones with tendons.
7.If one of your tendons accidently gets pulled, it’s called a sprain.
8.The largest muscle is called the gluteus maximus, in your bottom. It helps you walk.
9.Muscles are mostly water – about 75%.
10.Moving a muscle involves contracting it (pulling it) and relaxing it (letting it rest).