Cardiovascular and Respiratory Systems

What type of blood vessel returns blood back to the heart?

• vein

• artery

• capillary

• none of the above

What type of blood vessels brings blood AWAY from the heart?

• Vein

• Artery

• Capillary

• None of the above

How many chambers (rooms) are in a human heart?

• 1

• 2

• 3

• 4

From the RIGHT ATRIUM, where does blood flow next?

• Right ventricle

• Left atrium

• Aortra

• Pulmonary arteries

Which chamber of the heart is this arrow pointing to?

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

The aorta is a large blood vessel that carries oxygen-rich blood from the left ventricle out to the body. What type of blood vessel is the aorta?

• artery

• vein

• capillary

• vena cava

What is the dome shaped muscle in the respiratory system that helps control breathing by contracting and relaxing?

• diaphragm

• biceps

• trachea

• pharynx

Which of the following is NOT a chamber of the heart?

• Superior ventricle
• Right atrium
• Left atrium
• Right ventricle

Deoxygenated blood from the body enters what chamber of the heart?

• Right atrium
• Left atrium
• Left ventricle
• Right ventricle

What is Tidal volume?

• The volume of air breathed in and out during one breath

• The maximal amount of air a person can expel

• The amount of blood pumped from the heart

• The additional air that can be forcibly inhaled after normal inspiration