WorksheetsRespiratory system
Total questions: 29
Worksheet time: 29mins
What's your number
(a)
The trachea branches off into two large tubes in the lungs called.....
What gas do we exhale?
oxygen
helium
carbon dioxide
hydrogen
The flap of skin that prevents food and water to enter the trachea.
vocal cords
pharynx
larynx
epiglottis
What is the function of the respiratory system?
removes wastes from the body
provide us with oxygen and remove carbon dioxide
breaks down food for nutrients for the body
provides movement for the body
Where does oxygen initially enter into the body?
nose and mouth
eyes
brain
throat
What are the tiny air sacs where gas exchange occurs?
alveoli
bronchi
trachea
bronchioles
What are the smaller tubes in the lungs?
epiglottis
alveoli
larynx
bronchioles
What muscle that moves air in and out of the lungs?
diaphragm
ribs
lungs
heart
What part of the respiratory system is your vocal cords (sound box)?
pharynx
epiglottis
larynx
trachea
What is the main function of the respiratory system?
to provide oxygen and remove carbon dioxide from the body
o break down food and absorb nutrients
to remove oxygen from the body and deliver carbon dioxide
What are the main organs of the respiratory system that allow us to breathe and for gas exchange to happen?
diapragm
lungs
trachea
What is function of the dome-shaped diaphragm muscle?
This is where gas exchange happens.
Air passes through the diaphragm on the way to the lungs.
It attaches to the lungs and contracts and relaxes to help in breathing.
These are the two two main branches from the trachea (one to each lung)
bronchi
alveoli
capillaries
bronchioles
Flap of tissue that covers the opening to the windpipe during swallowing
Pharynx
Trachea
Epiglottis
What type of cells carry oxygen in the blood?
red blood cells
white blood cells
The circulatory system works with the ___________ system to provide our body with oxygen and get rid of CO2 (carbon dioxide).
respiratory
digestive
muscular
skeletal
