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Skeletal System
Question | Answer |
---|---|
What is the purpose of the skeletal system? | Protects your brain, provides structure, your backbone helps you stand up straight, and manufacture blood cells. |
How are your bones held together? | By our muscles. |
Where are the smallest bones in your body located? | In the ears. |
What are bones made of? | Hard "stuff" that gives them strength and jelly-like bone marrow on the inside that makes bones light. |
What type of bones make up the skull? | Fused bones. |
How does your shoulder move? | 360 degrees. |
What brings food to your bones? | Blood. |
What is the skeletal system made up of? | All of the bones in your body. |
True or False; Bones are living organs made up of different tissues. | True |
True or False; Cells in bones do not take in food or use energy. | False |
What are the functions of the skeletal system? | Gives shape and support to the body, protect internal organs, produce blood cells in red bone marrow, and where large amount of calcium and phosphorus are stored. |
How many bones are in the human body when born? | 360 |
How many bones are in the human body when you are about 10 or 20? | 206 |
Why are there fewer bones in the adult body than in a new born? | Some bones fuse or grow together. |
Why are joints important? | They provide flexible connections between bones. |
What are joints? | Any place where two or more bones meet. |
What is a ligament? | Tough bands of tissue that hold bones together at joints. |
What type of joint is in the knee? | Hinge joint. |
What type of joint is in the neck? | Pivot joint. |
What type of joint is the skull? | Fixed joint. |
What type of joint is your shoulder and hip? | Ball-and-socket joint. |