Respiratory system

High school (ages 12+)
Human Body

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/respiratory-system

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the scientific classification?Part of the Vertebrate Respiratory System
2. What is the primary gas exchange site?Alveoli within the lungs
3. What parts of my body help me breathe?The upper part of your breathing system includes the nose, throat, and voice box, which filter and warm the air. The lower part has the windpipe, tubes, and tiny air sacs in the lungs where oxygen enters the blood. Your diaphragm and chest muscles pull air in and push it out.
4. How does my body warm and clean the air I breathe?The inside of your nose has special bumpy structures that increase surface area, so the air can be filtered, warmed, and moistened before it reaches your lungs.

Cellular Respiration: The metabolic process where cells convert nutrients and oxygen into energy and carbon dioxide.
Partial Pressure: The pressure exerted by a single gas in a mixture of gases, driving diffusion.
Mucociliary Escalator: The system of mucus and cilia that clears the airways of debris and pathogens.