Breathing system

What organ is most associated with the breathing system?

• Lungs

• Heart

• Kidneys

• Liver

What gas do we require to break down food?

• Nitrogen

• Carbon dioxide

• Oxygen

• Hydrogen

What are the tiny air-sacs where gas exchange takes place?

• Lungs

• Alveoli

• Bronchus

• Broncioli

What is the muscle under the lungs called?

• Intercostal

• Diaphragm

• Bronchus

• Cardiac

It is where the air enters and filters

• nasal passage

• trachea

• nose

• alveoli

During exercise, the frequency of breathing...

• Increases

• Remains the same

• Decreases

• Stops

What muscles are used in breathing in

• diaphragm and intercostals

• diaphragm and lungs

• Abdominals

When air pressure inside the lungs is less than air pressure in the atmosphere...

• Air moves into the lungs
• Air moves out of the lungs

Tags

NGSS.MS-LS1-3

Which is not a job of the respiratory system?

• taking in oxygen

• taking in carbon dioxide

• moisten air

• transport glucose

What does the respiratory system release?

• oxygen

• glucose

• carbon dioxide

• ATP