Animal Transport & Exchange Systems

By Mr G Davidson


1. The pulmonary vein enters which chamber of the heart?

    left ventricle

    right ventricle

    left atrium

    right atrium

2. The artery supplies blood to the heart muscle.

3. What word is used to describe the shape of a red blood cell.

    

4. Oxygen diffuses from the blood to the alveolus in the lungs.

    True

    False

5. What is the name of the tiny lymphatic vessel in the villus?

    

6. Valves are present in veins to prevent the backflow of blood.

    True

    False

7. The aorta leaves which chamber of the heart?

    right atrium

    left atrium

    right ventricle

    left ventricle

8. Muscles in the oesophagus contract and relax to move food by a process called .

9. The right side of the heart pumps oxygenated blood.

    True

    False

10. What do we call the tiny hairs responsible for moving mucus up the trachea?