The stomach is the primary organ that breaks down food as it enters the digestive system. This organ receives food from the esophagus and eventually directs the partially digested food into the small intestine. It also helps kill harmful bacteria. The stomach measures roughly 12 inches long and 6 inches wide.
What is the digestive system? The digestive system is made up of the gastrointestinal tract—also called the GI tract or digestive tract—and the liver, pancreas, and gallbladder.The GI tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus.The hollow organs that make up the GI tract are the mouth, esophagus, stomach, small intestine, large intestine ...
The liver has multiple functions, but two of its main functions within the digestive system are to make and secrete an important substance called bile and to process the blood coming from the ...
Stomach: The stomach is a sac-like structure and happens to be the most dilated part of the digestive system.The primary function of the stomach is to collect and break down food. The stomach secretes gastric juice, which digests food like meat, eggs, and milk.
Motor Functions of Stomach: The movement of stomach serves important objectives namely: 1. It enables the stomach to act as a temporary reservoir of food. 2. The movements of stomach converts solid food into a fluid paste called chyme and delivers this in small quantities to duodenum for proper digestion in small intestine.
The function of the digestive system is digestion and absorption. Digestion is the breakdown of food into small molecules, which are then absorbed into the body. The digestive system is divided into two major parts: The digestive tract (alimentary canal) is a continuous tube with two openings: the ...
The stomach is the widest part of the digestive system. It not only digests food, it also stores it. According to the BBC, the stomach can hold a bit more than a quart (1 liter) of food at once ...
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The stomach has the lowest pH in the digestive system, occasionally reaching as low as 1.0. Immediately afterward, though, the enzymes of the small intestine function at a pH between 6.0 and 7.4, resulting in more than a million-fold change in hydrogen ion concentration in the span of a few centimeters.
Your digestive system is uniquely constructed to perform its specialized function of turning food into the energy you need to survive and packaging the residue for waste disposal. To help you understand how the many parts of the digestive system work together, here is an overview of the structure and function of this complex system.