Levels of Organization and Body Systems

Front

What is the correct order of organization in living things from smallest to largest?

Back

Cell, tissue, organ, organ system, organism

Front

What is a group of organs with similar functions called?

Back

Organ System

Front

What is a living system made up of one or more cells that perform all the functions needed for life?

Back

Organism

Front

What type of cells carry messages to and from your brain?

Back

Neurons

Front

What do we call the combination of the heart and blood vessels in the human body?

Back

An organ system

Front

What is the basic unit of life?

Back

Cell

Front

What is a group of similar cells that work together to perform a specific function?

Back

Tissue

Front

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

Back

To pump blood through blood vessels.

Front

What is the largest level of organization in living things?

Back

Organism

Front

What is the role of neurons in the body?

Back

To transmit signals between the brain and other parts of the body.