Human Body Systems and Cells

Front

What system is responsible for protecting organs?

Back

Skeletal System

Front

What is the smallest unit of life, made of organelles?

Back

Cell

Front

How are the digestive and circulatory systems similar?

Back

Both absorb gases or nutrients into the body.

Front

What is a group of cells that perform a specific function?

Back

Tissue

Front

Which system is responsible for sending messages throughout the body?

Back

Nervous System

Front

What is the main function of the circulatory system?

Back

To transport blood, nutrients, and gases throughout the body.

Front

What are the main components of the respiratory system?

Back

Lungs, trachea, and diaphragm.

Front

What is the role of the digestive system?

Back

To break down food and absorb nutrients.

Front

What is an organ?

Back

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

Front

What is the function of the muscular system?

Back

To enable movement of the body.