Respiratory System Quiz

Which organ is the primary organ of the respiratory system?

• Nose

• Lungs

• Mouth

• Throat

What is the primary function of the respiratory system?

• Take in oxygen and give off carbon dioxide

• Digest food

• Filter air

• Moisten and warm air

What is the function of the larynx?

• Hold the vocal cords

• Filter air

• Exchange gases

• Moisten and warm air

What is the smallest air passageway in the respiratory system?

• Bronchus

• Trachea

• Bronchioles

• Alveoli

Which disease is associated with uncontrolled growth of abnormal cells in the lungs?

• Influenza

• Pneumonia

• Asthma

• Lung cancer

Tags

NGSS.MS-LS1-5

NGSS.MS-LS3-1

________ is a hollow tube (windpipe) that connects the larynx to the right and left bronchus.

• trachea

• bronchus

• alveoli

• diaphragm

This is a muscle that extends across the bottom of the thoracic cavity.

• larynx

• diaphragm

• trachea

• bronchus

Reorder the following. Place them in the correct order of air flow into the body.

• alveoli

• pharynx

• nose and mouth

• trachea

• bronchus

What is the function of the diaphragm?

• The function of the diaphragm is to produce hormones.

• The function of the diaphragm is to regulate heart rate.

• The function of the diaphragm is to aid in digestion.

• The function of the diaphragm is to control the volume of the thoracic cavity during breathing.

What is the purpose of the trachea?

• To filter waste products from the blood.

• To aid in digestion.

• To allow air to pass from the nose and mouth to the lungs.

• To transport blood throughout the body.