Front

What is the size of the human heart compared to another body part?

Back

The human heart is about the size of a fist.

Front

Which system is responsible for carrying blood to and from body cells?

Back

The circulatory system.

Front

What do we call the places where bones meet?

Back

Joints.

Front

Which system provides nutrients to the body?

Back

The digestive system.

Front

What is the name of the tube of nerves that runs through the backbone?

Back

Spinal cord.

Front

What is the main function of the circulatory system?

Back

To transport blood, nutrients, and oxygen to cells and remove waste.

Front

What are the two main parts of the skeletal system?

Back

Axial skeleton and appendicular skeleton.

Front

What is the role of the digestive system?

Back

To break down food and absorb nutrients.

Front

What is the function of joints in the body?

Back

Joints allow for movement and flexibility between bones.

Front

What is the main organ of the circulatory system?

Back

The heart.