Worksheetsrespiratory system
Total questions: 10
Worksheet time: 6mins
What is the site of gas exchange?
alveoli
nose
lung
bronchi
Flap of tissue that covers the opening to the windpipe during swallowing
Pharynx
Trachea
Epiglottis
Where does the transfer of oxygen into the bloodstream take place?
In the heart
In the trachea
In the alveoli
In the nasal passages
Which of the following statements is true?
Your lungs can store several hours' worth of oxygen.
Your body can't store oxygen at all.
Your body stores oxygen in your bloodstream.
Your body needs carbon dioxide to function properly.
the windpipe; a passage through which air moves in the respiratory system.
trachea
lungs
larynx
bronchi
tiny sacs of lung tissue specialized for the movement of gases between air and blood.
lungs
bronchi
alveoli
diaphragm
Respiratory organ in our body is
kidney
lungs
spleen
liver
