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- 1. Multiple Choice
What is the main function of the respiratory system?
to break food down
supply the blood with oxygen
circulate the blood
controlling the body
- 2. Multiple Choice
How does the respiratory system deliver oxygen to different parts of the body?
breathing
circulation
inhale carbon dioxide
exhale oxygen
- 3. Multiple Choice
Which part of the body is not used for the respiratory system to work?
mouth
nose
small intestine
diaphragm
- 4. Multiple Choice
What is the diaphragm's main function?
pump blood into the lungs
pump carbon dioxide out of the lungs and pull oxygen into the lungs
pump oxygen out of the lungs and pull carbon dioxide into the lungs
pumping blood
- 5. Multiple Choice
Inside each of your lungs there are tubes called bronchi. These branch into even smaller tubes much like the branches of a tree. What are at the ends of these tubes?
alveoli
diaphragms
cells
lobus
- 6. Multiple Choice
What would happen if your respiratory system stopped working for a while?
you would get a transplant
you would die
nothing
hard to get oxygen
- 7. Multiple Choice
Which of the following is affected by the respiratory system?
yawn
hiccup
sneeze
all of the above
- 8. Multiple Choice
What is responsible for picking up the oxygen in lungs and carrying it to all the body cells that need it?
red blood cells
white blood cells
veins
ventricle
- 9. Multiple Choice
The trachea is a part of the respiratory system. What can the trachea also be called and what is its function?
windpipe, filters the air we breathe
windpipe, releases air out of the body
tubes; carries air to the lungs
- 10. Multiple Choice
About how many miles of airways do your lungs contain?
150 miles
1500 miles
100 miles
500 miles
- 11. Multiple Choice
When you breathe, your lungs take in ___ and remove ___.air/oxygenoxygen/carbon dioxidecarbon dioxide/wastewaste/air - 12. Multiple ChoiceThe air sacs that are covered with capillaries where gas exchange takes placebronchilungsoxygenalveoli
- 13. Multiple Choice
Flap of tissue that covers the opening to the windpipe during swallowing
Pharynx
Trachea
Epiglottis
- 14. Multiple ChoiceWhat is the main function of the respiratory system?to provide oxygen and remove carbon dioxide from the bodyto bring oxygen to the bodyto break down food and absorb nutrientsto remove oxygen from the body and deliver carbon dioxide
- 15. Multiple ChoiceGiven the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation.1,2,3,42,3,1,42,1,3,44,2,3,1 - 16. Multiple ChoiceA chamber behind the nose and mouth that leads to the tracheapharynxtracheaepiglottislarynx
- 17. Multiple Choice
The drawing in of breath; inhalation.
Inspiration
Expiration
- 18. Multiple Choice
Breathing out; exhalation of breath.
Inspiration
Expiration
- 19. Multiple Choice
What is the site of gas exchange?
alveoli
nose
lung
bronchi
- 20. Multiple Choice
The process of exchanging oxygen and carbon dioxide in the lungs.
inspiration
expiration
internal respiration
external respiration
- 21. Multiple Choice
The only externally visible part of the respiratory system
Eyes
Nose
Pharynx
Larynx
- 22. Multiple Choice
The division of the trachea forms
nose
main bronchi
lungs
alveoli
- 23. Multiple Choice
Which part of the Respiratory System plays a major role in speech?
nose
pharynx
larynx
trachea
- 24. Multiple Choice
the windpipe; a passage through which air moves in the respiratory system.
trachea
lungs
larynx
bronchi
- 25. Multiple ChoiceWhich 2 substances are exchanged in the Respiratory System?oxygen and nitrogencarbon dioxide and oxygenoxygen and glucoseglucose and carbon dioxide
- 26. Multiple Choice
What does the respiratory system release?
oxygen
glucose
carbon dioxide
ATP
- 27. Multiple Choice
A small flap of tissue that covers the trachea is called the
bronchi
larynx
pharynx
epiglottis
- 28. Multiple Choice
When you exhale, the diaphragm
moves upwards
moves downwards
flattens
none of the above
- 29. Multiple Choice
Which is known as the voice box?
pharynx
larynx
trachea
bronchi
- 30. Multiple Choice
The normal oxygen content of inhaled air is approximately
0.04%
21%
79%
100%
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