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- 1. Multiple Choice
The body system that takes in oxygen from the air.
Circulatory System
Cardiovascular System
Respiratory System
Muscular System
- 2. Multiple Choice
The release of energy in the cells by the combination of food and oxygen is called
Respiration
Energy
Inhaling
Exhaling
- 3. Multiple Choice
A tube that leads from the throat to the lungs.
Bronchial Tubes
Throat
Trachea
- 4. Multiple Choice
The main branches of the respiratory tract leading to the lungs.
Bronchial Tubes
Throat
Esophagus
Veins
- 5. Multiple Choice
Tiny air sacs where gas exchange occurs in the lungs.
Inhaling
Balloons
Alveoli
Bronchial Tubes
- 6. Multiple Choice
Taking air into the body through the respiratory tract.
Inhaling
Exhaling
Mouth
Nose
- 7. Multiple Choice
Letting air out of the body through the respiratory tract.
Exhaling
Inhaling
Nose
Trachea
- 8. Multiple Choice
Can be used to breathe in or out (expel) air.
Mouth
Nose
Diaphragm
Lungs
- 9. Multiple Choice
Main Part of the respiratory system. Puts oxygen into the bloodstream.
Mouth
Nose
Lungs
Trachea
- 10. Multiple Choice
Muscle that moves up and down to expand the lungs. This helps you breathe.
Heart
Lungs
Diaphragm
Aveoli
- 11. Multiple Choice
Contains two nostrils which brings air in and out of the body.
Nose
Mouth
Bronchial Tubes
Trachea
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