Review: The Respiratory System

What is the purpose of the respiratory system?

• takes in oxygen and release carbon dioxide

• takes in carbon dioxide and releases oxygen

• takes in nitrogen and releases carbon dioxide

• takes in oxygen and releases nitrogen

Where does oxygen initially enter into the body?

• nose and mouth

• eyes

• brain

• throat

Your windpipe is also called the...

• trachea

• larynx

• pharynx

• esophagus

Where are your vocal chords housed and what is this area called?

• pharynx

• larynx

• throat

• trachea

What are the two branches called that branch off from your trachea and into your lungs?

• bronchus (bronchi)

• alveoli

• lungs

• trachea

What are the smaller branches of the bronchi called?

• bronchioles

• alveoli

• ravioli

• lungs

These tiny grape-like air sacs is where the gas exchange of oxygen and carbon dioxide happen in the lungs. What is it?

• alveoli

• lungs

• ravioli

• bronchioles

Tags

NGSS.MS-LS1-3

What do humans need to breathe in from the air?

• oxygen

• nitrogen

• carbon dioxide

• ammonia

What gas do plants take in that animal/humans breathe out?

• carbon dioxide

• oxygen

• nitrogen

• phosphorus

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the function of the diaphragm?

• the muscle that contracts and relaxes when you breathe

• the muscle that regulates your heart beat

• no function