Circulatory and Respiratory Systems Quiz

What is the function of the pharynx?

• To carry air into the lungs

• To receive air, food, and liquids from the mouth or nose

• To transport blood and other fluids into open spaces

• To deliver supplies to individual cells

Which structure connects the larynx and the bronchi?

• Bronchi

• Trachea

• Pharynx

• Diaphragm

What are the main organs of the respiratory system?

• Lungs

• Bronchi

• Trachea

• Pharynx

Which muscle contracts and relaxes as air moves into and out of the lungs?

• Alveoli

• Diaphragm

• Trachea

• Pharynx

Where does gas exchange occur in the respiratory system?

• Alveoli

• Bronchi

• Trachea

• Pharynx

What are the upper two chambers of the heart called?

• Vein

• Atria

• Ventricles

• Artery

What are the lower two chambers of the heart called?

• Ventricles

• Vein

• Atria

• Artery

Which blood vessel carries blood away from the heart?

• Vein

• Atria

• Artery

• Ventricles

Which blood vessel carries blood toward the heart?

• Ventricles

• Atria

• Artery

• Vein

What is the function of a capillary?

• To receive air, food, and liquids from the mouth or nose

• To transport blood and other fluids into open spaces

• To deliver supplies to individual cells

• To carry air into the lungs