B9, B11, & B12 Animal Transport, Gas Exchange, & Respiration

Which system is made of blood vessels with a pump and valves to ensure one-way flow of blood?

• Breathing System

• Respiratory System

• Circulatory System

• Pulmonary System

What is meant by the term 'double circulation'?

• Blood passes twice through the heart for one complete circulation

• There are 2 pumps in the circulatory system

• Blood passes to the lungs twice in one complete circulation

• Blood passes to the body twice in one complete circulation

What separates the oxygenated and deoxygenated blood in the heart?

• Aorta

• Valves

• Right Ventricle

• Septum

What prevents the back flow of blood through the heart?

• Septum

• Valves

• Vena Cava

• Pulmonary Vein

Which blood vessel sends blood back to the heart from the body

• Pulmonary Vein

• Hepatic Vein

• Vena Cava

• Aorta

Which blood vessel sends oxygenated blood from the heart to the body?

• Aorta

• Vena Cava

• Pulmonary Artery

• Pulmonary Vein

Which blood vessel sends deoxygenated blood from the heart to the lungs?

• Aorta

• Vena Cava

• Pulmonary Artery

• Pulmonary Vein

Which blood vessel sends oxygenated blood from the lungs to the heart?

• Aorta

• Vena Cava

• Pulmonary Artery

• Pulmonary Vein

Which of the following is not an advantage of double circulation?

• Low pressure in lungs gives more time for gas exchange

• Low pressure in lungs prevents damage to blood capillaries

• High pressure to the body ensure fast delivery of blood to cells

• High pressure to the body gives more time for gas exchange with cells

What is the role of the coronary arteries?

• Take oxygenated blood away from the heart

• Supply the heart cells with oxygen & glucose

• Take deoxygenated back to the heart

• Exchange oxygenated and deoxygenated blood