Respiratory System Quiz

The vocal cords are located inside the ________.

• esophagus

• larynx

• pharynx

• trachea

The microscopic structures in the lungs where gases are exchanged with blood vessels are called ________.

• alveoli

• bronchi

• trachea

• windpipes

Which of the following happen(s) when you inhale?

• Your chest cavity expands

• Your diaphragm contracts

• Your diaphragm pushes upward

• Your stomach organs are pushed downward

Where does the digestive system passageway connect with the respiratory system?

Order the following structures to show the path taken by inhaled air as it passes through them: alveoli, bronchi, larynx, nasal cavity, and trachea.

• alveoli

• trachea

• nasal cavity

• larynx

• bronchi

How does the respiratory system rely on the muscular system for breathing?

The blood vessels that return blood to the heart are called ________.

• arteries

• aortas

• capillaries

• veins

Which of the following have valves?

• arteries

• capillaries

• veins

• none of the above

What is the job of platelets?

• to defend against bacteria and viruses

• to form blood clots

• to carry blood cells as the blood flows through the blood vessels

• to carry oxygen

Which chamber of the heart first receives blood returning from the body?

• right atrium

• left atrium

• right ventricle

• left ventricle