23 Competition IG Biology

Front

What is the waste gas expelled from the body during exhalation?

Back

Carbon Dioxide

Front

What does the pulmonary system circulate?

Back

Blood from the heart to the lungs and back.

Front

What is the main artery of the heart that carries oxygenated blood to the body?

Back

Aorta

Front

What are pathogens recognized as when they enter tissue and cause an immune response?

Back

Antigens

Front

What is the function of capillaries?

Back

To exchange gases.

Front

What is the role of white blood cells in the immune response?

Back

To destroy pathogens recognized as antigens.

Front

What is the primary function of the heart?

Back

To pump blood throughout the body.

Front

What is the difference between oxygenated and deoxygenated blood?

Back

Oxygenated blood carries oxygen from the lungs to the body, while deoxygenated blood carries carbon dioxide from the body back to the lungs.

Front

What is the significance of the aorta in the circulatory system?

Back

It is the largest artery that distributes oxygenated blood to the body.

Front

What is the role of the vena cava in the circulatory system?

Back

To carry deoxygenated blood from the body back to the heart.