Question

1. name 3 body parts or areas associated with the respiratory system. (30 points) *

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1. what do we breathe in? (20 points) *

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1. what do we breathe out? (10 points) *

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1. what is the name of the tube in the throat in that carries oxygen to the lungs? (10 points) *

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1. what is the name of the tiny air sacs in the lungs? (10 points) *

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Explanation:

1. Identified key anatomical structures of the respiratory system.
2. Stated the primary gas taken in during respiration, along with other common air components.
3. Stated the primary waste gas expelled during respiration, along with other byproducts.
4. Identified the central airway tube leading to the lungs.
5. Identified the microscopic structures where gas exchange occurs in the lungs.

Answer:

1. Lungs, trachea, nasal cavity
2. Oxygen (along with nitrogen, argon, and other trace gases in air)
3. Carbon dioxide (along with water vapor)
4. Trachea (windpipe)
5. Alveoli