The small intestine is about how many times longer than you are tall?

If your small intestine is 20 feet long, and the duodenum is the first 1 foot, what fraction of your small intestine is the duodenum?

Villi are tiny finger-like structures in the small intestine. What is their main job related to math?

Imagine the surface area of the small intestine is as big as a tennis court (2600 sq ft). The total amount of digestion is being done at the same area in the whole gut. If the small intestine represents 80% of the digestion area, how big is the total area?

About how long does it take for food to travel through your small intestine?

The small intestine is a part of the digestive system. If the whole digestive system (mouth to anus) measures 30 feet, and the small intestine is 20 feet, what percentage of the total digestive system is the small intestine?

The small intestine absorbs nutrients into the bloodstream. If 100 nutrients enter the small intestine, and 90 are absorbed, what percentage is absorbed?

Suppose your body digests 2000 calories a day and 80% of nutrients are absorved by the small intestine. How many calories are absorbed?

The small intestine has 3 parts: duodenum, jejunum, and ileum. The first part is duodenum, the second is jejunum, and the ileum is the third. So the total parts are:

If the average adult small intestine is 20 feet long, and a child's is half the size, how long is the child's small intestine?