NEW
Font size
WorksheetsThe respiratory system
Total questions: 20
Worksheet time: 10mins
tiny, hairlike projections in the airway that move in a wavelike manner.
alveoli
cilia
trachea
lungs
The walls of the alveoli and capillaries are permeable. What does this mean?
Substances can pass through them.
They are made of muscle.
They are located throughout the body.
They are made of bone.
What happens when your diaphragm relaxes and moves upward?
Your lungs deflate and you breathe out.
Your lungs inflate and you breathe in.
Your alveoli transfer oxygen to your bloodstream.
Your bloodstream transfers carbon dioxide to your alveoli.
What is the function of these tiny hairs in the bronchial tubes?
moistens the air as it enters the lungs
helps the lungs get carbon dioxide
removes unwanted mater from the lungs
helps the lungs get oxygen
Where does cellular respiration take place in?
chloroplast
mitochondria
nucleus
vacuole
Cellular respiration uses glucose and __________ to make energy.
carbon dioxide
glucose
oxygen
mitochondria
The only externally visible part of the respiratory system
Eyes
Nose
Pharynx
Larynx
The air tubes in your lungs branch off into smaller, narrower tubes called
bronchioles
trachea
larynx
cilia
