The Cardiorespiratory System

What are the main components of the cardiovascular system?

• Blood vessels, blood, haemoglobin

• Veins, arteries, capillaries

• Heart, blood, blood vessels

• Heart, blood vessels, lungs

Which is NOT a function of the cardiovascular system?

• Produce energy

• Transport oxygen

• Remove waste products

Which of the following delivers oxygen to cells?

• RBCs

• WBCs

• Platelets

• Plasma

Which of the following are the blood vessels that have a wall that is 1 cell thick?

• Veins

• Arteries

• Capillaries

What is the role of the respiratory system?

• Remove oxygen

• Add carbon dioxide

• Remove oxygen and add carbon dioxide

• Remove carbon dioxide and add oxygen

At the alveoli the O2 and CO2 are swapped through gaseous exchange into and out of the....

• Capillary

• Vein

• Vessel

• Artery

The route of oxygen molecule is...

• Trachea-bronchus-bronchioles-capillaries

• Bronchus-trachea-alveoli-bronchioles

• Trachea-alveoli-bronchioles-bronchus-trachea-bronchus-broncioles-alveoli

• Trachea-bronchus-bronchioles-alveoli

The air sacs that are covered with capillaries where gas exchange takes place

• Bronchi

• Capillaries

• Bronchioles

• Alveoli

Drawing in breath is known as

• Inspiration

• Expiration

The division of the trachea forms...

• Nose

• Main bronchi

• Lungs

• Bronchioles