Respiratory System

Front

When you breathe, your lungs take in ___ and remove ___. Options: air/oxygen, oxygen/carbon dioxide, carbon dioxide/waste, waste/air

Back

oxygen/carbon dioxide

Front

Why does your body need to breathe out carbon dioxide?

Back

It can be harmful if it builds up in the bloodstream.

Front

What is the main organ in the respiratory system? Options: Kidney, Heart, Lungs, Diaphragm

Back

Lungs

Front

When you exercise, your heart beats faster to...

Back

spread oxygen throughout your body more quickly.

Tags

NGSS.MS-LS1-3

Front

Where does oxygen from the air enter the bloodstream? Options: Cardiac Notch, Pulmonary Vein, Alveoli, Paranasal Sinuses

Back

Alveoli

Front

Which of the following does NOT make up part of the lungs? Options: Alveoli, Bronchioles, Trachea, Bronchi

Back

Trachea

Front

What is the main function of the respiratory system?

Back

to provide oxygen and remove carbon dioxide from the body

Front

What contracts and flattens to give your lungs room to fill up with air? Options: larynx, lung balloon, diaphragm, heart

Back

diaphragm

Front

Do alveoli have very thick walls to maximise the distance that gases have to move?

Back

False

Front

The air sacs that are covered with capillaries where gas exchange takes place

Back

alveoli

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-5