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WorksheetsRespiratory
Total questions: 24
Worksheet time: 2hrs 54mins
NUMBER 1:
lungs
pharynx
mouth
alveoli
NUMBER 2:
Pharynx
Bronchi
Alveoli
Lungs
NUMBER 6:
Lungs
Trachea
Mouth
Alveoli
NUMBER 3:
Pharynx
Trachea
Bronchi
Alveoli
The respiratory system is made up of ___
The heart, blood, trachea and bronchi
The brain, muscles and lungs
The nostrils, trachea, bronchi and lungs
The respiratory system takes in oxygen and gives out _____
Carbon dioxide
More oxygen
Air and nutrients
The trachea is a tube that divides into two smaller tubes called _____
Bronchi
Nostrils
Lungs
Where do we have our vocal cords?
In the larynx
In the pharynx
In the trachea
In the mouth
Little bags where the change between oxygen and carbon dioxide happens
Alveolus
Bronchioles
Lungs
Trachea
What connects the larynx to the lungs?
trachea
pharynx
nasal cavity
diaphragm
Cellular Respiration is
when cells inhale oxygen and exhale CO2
when cells use oxygen and nutrients to make all the energy your body needs (CO2 and wastes are created).
when cells use CO2 and nutrients to make all the energy your body needs (Oxygen and wastes are created).
breathing
Why does CO2 build up (or increase) inside your lungs when you hold your breath? (Choose the BEST answer.)
Because the circulatory system is still pumping blood by your lungs.
Because your lung always have CO2 in them.
Because the circulatory system is still pumping blood and delivering CO2 to your lungs, even if you don't exhale it.
Because the circulatory system is still pumping blood and delivering Oxygen to your lungs, oxygen created as waste in cells.
