Human Body Systems

Front

What is the largest organ of the human body?

Back

Skin

Front

What is the most valid set of data in an experiment?

Back

An experiment with data from 2000 participants.

Front

What is the group in an experiment used for comparison called?

Back

Control group.

Front

How do the respiratory and circulatory systems work together?

Back

The respiratory system takes in oxygen, and the circulatory system delivers the oxygen to the cells of the body.

Front

Which two systems ensure oxygen reaches the bloodstream and carbon dioxide is removed?

Back

Circulatory and respiratory systems.

Front

What is the function of the circulatory system?

Back

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

Front

What is the primary function of the respiratory system?

Back

To take in oxygen and expel carbon dioxide.

Front

What is homeostasis?

Back

The process by which the body maintains a stable internal environment.

Front

What role do red blood cells play in the body?

Back

They carry oxygen from the lungs to the body's tissues.

Front

What is the function of the heart?

Back

To pump blood throughout the body.