Lungs absorb oxygen from inhaled air, and the small intestine move ingested material through the digestive tract and absorbs nutrients from ingested food.Which of the following statements describes the type of epithelium you would expect to line each of these surfaces?
A) They are both lined by a simple squamous epithelium.
B) They are both lined by a simple cuboidal epithelium.
C) The lungs are lined by a simple squamous epithelium, and the small intestine is lined by a ciliated columnar epithelium.
D) The lungs are lined by a columnar epithelium, and the small intestine is lined by a simple squamous epithelium.
E) The lungs are lined by a simple squamous epithelium, and the small intestine is lined by a simple cuboidal epithelium.

Question

Quizplus · Accepted Answer

The lungs are lined by a simple squamous epithelium to allow for the efficient exchange of gases, while the small intestine is lined by a ciliated columnar epithelium to facilitate the absorption of nutrients and the movement of ingested material.

Lungs Absorb Oxygen from Inhaled Air, and the Small Intestine