Check out these fun facts about the digestive system!
* An adult oesophagus (also spelled esophagus and also called gullet) ranges from 10 to 14 inches in length, and 1 inch in diameter.
* We make 1 to 3 pints of saliva a day.
* Muscles contract in waves to move the food down the oesophagus. This means that food would get to a person’s stomach, even if they were standing on their head.
* An adults stomach can hold approximately 1.5 liters of material.
* The stomach’s wall is lined with three layers of powerful muscles.
* The average male will eat about 50 tons of food during his lifetime in order to sustain a weight of 150 lbs.
* Within the colon, a typical person harbors more than 400 distinct species of bacteria.
* On average, the stomach produces 2 liters of Hydrochloric Acid (HCl) daily.
* The liver is the largest organ in the body.
* In the mouth, food is either cooled or warmed to a more suitable temperature.
* We get two sets of teeth. Our 20 Baby Teeth are replaced at around 6 – 7 years of age with our 32 adult teeth.
* The liver performs more than 500 functions.
* The small intestine (pronounced in-test-in) is a long tube about 1 and a half to 2 inches around, and about 22 feet long.
* The large intestine is fatter (3 to 4 inches around), and is about 5 feet long.
* A full grown horse?? Their coiled up intestines are 89 feet long.
* The digestive tract is like a long tube, some nine meters in total, through the middle of the body. It starts at the mouth, where food and drink enter the body, and finishes at the anus, where leftover food and wastes leave the body.
* All the different varieties of food we eat are broken down by our digestive system and transported to every part of our body by our circulatory system.
* Food stays in your stomach for 2 to 3 hours.
* About 400 gallons of recycled blood are pumped through the kidneys every day.
* Waste is collected out of the blood by tiny filters inside the kidneys, called nephrons.
* There are over a million nephrons inside each kidney.