Biology Vocabulary: Cells and Body Systems

Cells

A group of tissues that work together to perform a specific function.

A network of nerve cells in the body that gathers information and helps body parts communicate with each other.

A body system composed of organs, such as the bladder and kidneys, that filters waste products from the body and excretes them as urine.

A body system composed of organs, such as the heart and blood vessels, that transports essential nutrients, gases, and chemicals around the body.

Groups of similar cells that work together to perform a specific function.

To pump blood throughout the body.

The tubes through which blood flows in the circulatory system.

To filter waste products from the blood and produce urine.

To process information and control body functions.