Identify the following parts of the digestive system and state the function of each: mouth, salivary glands,
oesophagus, stomach, small intestine, large intestine, anus
Answers
Answer:
The two main functions of the mouth are eating and speaking .MOUTH
Your salivary glands make as much as a quart of saliva each day. Saliva is important to lubricate your mouth, help with swallowing, protect your teeth against bacteria, and aid in the digestion of food. SALIVARY GLANDS
Oesophagus passes food through the thoracic cavity with the help of muscular contractions. It helps in the separation of the ingested food into small particles, which is known as bolus. ... It also ensures swift passage of food by way of rhythmic relaxations and contractions of the oesophageal muscles. OESOPHAGUS
The stomach has 3 main functions:
temporary storage for food, which passes from the esophagus to the stomach where it is held for 2 hours or longer
mixing and breakdown of food by contraction and relaxation of the muscle layers in the stomach
digestion of food STOMACH
The purpose of the large intestine is to absorb water and salts from the material that has not been digested as food, and get rid of any waste products left over. By the time food mixed with digestive juices reaches your large intestine, most digestion and absorption has already taken place. LARGE INTESTINE
The small intestine carries out most of the digestive process, absorbing almost all of the nutrients you get from foods into your bloodstream. The walls of the small intestine make digestive juices, or enzymes, that work together with enzymes from the liver and pancreas to do this. SMALL INTESTINE
The anus is the end of the gastrointestinal (GI) tract. When the rectum is full, your body feels the urge to have a bowel movement. The internal anal sphincter relaxes and pushes the stool from the rectum into the anal canal. ANUS