Topic 3 Human Body Systems

Front

What carries impulses back and forth from the brain to the body?

Back

Nerve cells (neurons)

Front

What is the major organ of the skeletal system?

Back

Bones

Front

What is the bundle of wire-like nerves threaded through the backbones called?

Back

Spinal cord

Front

Which two systems get nutrients to bone cells?

Back

The digestive system and the circulatory system

Front

Which two systems does the nervous system work with to direct behavior and movement?

Back

Skeletal and muscular

Front

What is the function of nerve cells (neurons)?

Back

To transmit electrical impulses between the brain and the body.

Front

What is the role of the spinal cord in the human body?

Back

To carry messages between the brain and the rest of the body.

Front

What are bones primarily made of?

Back

Bone tissue, which includes cells, fibers, and a mineralized matrix.

Front

What system is responsible for breaking down food into nutrients?

Back

The digestive system.

Front

What system is responsible for transporting nutrients and oxygen throughout the body?

Back

The circulatory system.