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?

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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

• bronchi

• trachea

• larynx

• nasal cavity

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

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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