Human Body Systems

Front

How many bones do adults have?

Back

206

Front

What should we do to keep our bones healthy?

Back

Exercise

Front

Which muscle works the hardest in your body?

Back

Heart

Front

How many bones do babies have?

Back

Over 300

Front

How many types of muscles are in the human body?

Back

3

Front

What is the largest organ in the human body?

Back

Skin

Front

What is the function of the skeletal system?

Back

To provide structure and support to the body.

Front

What are the three types of muscles?

Back

Skeletal, smooth, and cardiac.

Front

What is the role of the heart in the circulatory system?

Back

To pump blood throughout the body.

Front

What is the importance of calcium for bones?

Back

Calcium is essential for bone strength and density.