Human Body Systems

Front

How many chambers does the human heart have?

Back

The human heart has 4 chambers: two atria and two ventricles.

Front

What is the primary function of the heart?

Back

The primary function of the heart is to pump blood throughout the body.

Front

What role do muscle tissues in the heart play?

Back

Muscle tissues in the heart contract to pump blood to the rest of the body.

Front

What gas is released from the body when you exhale?

Back

When you exhale, your body releases carbon dioxide.

Front

What system is known as the 'control center' of the body?

Back

The nervous system is known as the 'control center' and uses a network of nerves to connect the body to the brain.

Front

What are the two main types of circulation in the human body?

Back

The two main types of circulation are systemic circulation and pulmonary circulation.

Front

What is the function of the systemic circulation?

Back

The systemic circulation carries oxygenated blood from the heart to the rest of the body and returns deoxygenated blood back to the heart.

Front

What is the function of the pulmonary circulation?

Back

The pulmonary circulation carries deoxygenated blood from the heart to the lungs for oxygenation and returns oxygenated blood back to the heart.

Front

What is the role of red blood cells?

Back

Red blood cells transport oxygen from the lungs to the body's tissues and carry carbon dioxide back to the lungs.

Front

What is the function of the respiratory system?

Back

The respiratory system is responsible for the exchange of gases (oxygen and carbon dioxide) between the body and the environment.