12 Questions
Saliva contains the enzyme pepsin, which aids in digestion.
False
The pyloric sphincter regulates the rate of stomach emptying into the large intestine.
False
The esophagus carries food from the stomach to the pharynx.
False
Intrinsic factor is necessary for the absorption of vitamin C.
False
The jejunum is about 8 feet long.
True
Gastrin controls gastric acidity.
True
The small intestine terminates in the rectum.
False
The liver is the largest gland in the body.
True
The ileocecal valve prevents contents of the small intestine from entering the large intestine.
False
The gallbladder secretes bile to emulsify proteins.
False
The sphincter of Oddi is located at the entrance to the liver.
False
Insulin is secreted into the bloodstream and is important for protein metabolism.
False
Test your knowledge on the functions of the gastrointestinal tract and the anatomy of the mouth. Learn about the processes involved in digestion and absorption, as well as the structures of the mouth including lips, cheeks, tongue, and teeth.
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