A young medical student removes a tendon, intestine, and heart from a cadaver. When he flattens all of these structures and stretches them out to their utmost extent, he notices that the intestine is by far the largest structure. Why?

The intestine have a large surface area to facilitate nutrient absorption to the blood stream

Explanation:

Intestines are long continuous tubes starting from the stomach to the anus.

It is an important in the digestive system The purpose of the intestine in the digestive system is to absorb most nutrients and water.

To facilitate this role, the intestine has a large surface area and it is highly coiled.

That explains why when the medical student flattened and stretched it was by far the largest structure.

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