Trachea

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/trachea

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 anatomical origin?Develops from the respiratory diverticulum of the embryonic foregut
2. What is the histological composition?Pseudostratified ciliated columnar epithelium with goblet cells and underlying lamina propria

Carina: The ridge formed by the bifurcation of the trachea into the left and right primary bronchi.
Trachealis Muscle: Smooth muscle connecting the posterior ends of the tracheal cartilage rings, influencing diameter.
Pseudostratified Ciliated Columnar Epithelium: A specialized lining tissue in the trachea with hair-like cilia for sweeping debris.
Mucociliary Escalator: The coordinated action of cilia and mucus to clear the airways.