Digestive system of the pig

The digestive system of a pig is well suited for complete concentrate based rations that are typically fed. The cells lining the small intestine wall also secrete enzymes that help in breaking down the food particles further and facilitating absorption of nutrients.

The mouth is where food enters the digestive tract and where mechanical breakdown of food begins Figure 2. You may wish to test your knowledge by identifying the parts in Figure 7.

With the majority of water removed, the digesta is condensed into a semi-solid material and is passed out of the rectum and anus. The terminal portion of the large intestine is called the rectum.

Digestive System of the Pig: In addition, once the chyme leaves the stomach, the material is quite fluid in consistency. The esophagus is a tube which carries the food from the mouth to the stomach.

Saliva also contains an enzyme which starts the digestion of starch. Food that enters the mouth and is not digested or absorbed as it passes down the digestive tract is excreted through the anus as feces.

Finally, bile salts are necessary for the absorption of cholesterol, which takes place in the lower small intestine and are circulated to the liver via the portal vein. Brandon Anderson Preservation[ edit ] Fetal pigs are often preserved in formaldehyde [ citation needed ], a carcinogenic substance.

Digestive System

These chemicals help break down food into small particles of carbohydrates, protein, and fats. These bile secretions aid in the digestion of fats.

The digestive system of a pig is used to break down the food that is consumed by the animal. Other secretions in this region are present in the form of digestive enzymes, specifically pepsinogen.

Digestive system

These organs include the esophagusstomachsmall and large intestines. Digestion is the break-down of food occurring along the digestive tract. In the cardiac portion of the stomach, mucus is secreted and mixed with the digested food. In the esophagus, a series of contractions takes place that helps to direct the food towards the stomach.

In most animals, the cecum has little function. The caecum has two sections, first a section that has a blind end, where material can not pass though. In addition, the sodium bicarbonate serves a vital role to provide alkalinity so chyme can be transported though the small intestine without causing cell damage because of the low pH after leaving the stomach.

With the majority of water removed, the digesta is condensed into a semi-solid material and is passed out of the rectum and anus.

Rostral Oral Cavity

In addition to the pancreas secreting into the duodenum, bile, which is stored in the gall bladder and produced by the liver, is secreted as well. This is an important function not to overload the small intestine with chyme so proper and efficient digestion and absorption of nutrients occurs.

Small blood and lymphatic vessels in the intestinal wall pick up the molecules and carry them to the rest of the body. The digestive system is a group of organs working together to convert food into energy and basic nutrients to feed the entire body. Food passes through a long tube inside the body known as the alimentary canal or the gastrointestinal tract (GI tract).

An overview of the pig's digestive system - mouth, stomach, small and large intestines by Joel DeRouchey and colleagues at Kansas State University's Applied Swine Nutrition Team, presented at the Swine Profitability Conference The digestive system of a pig is well suited for complete.

Fetal Pig Structure and Function: Digestive System. STUDY. PLAY. Esophagus - Muscular tube which carries food and liquids from the throat to the stomach for digestion.

Vagus Nerve - Informs the brain of the food that is ingested and food that has been digested-Empties the gastric region of food.

Digestive system

The pig has a digestive system which is classified as monogastric or nonruminant. Humans also have this type of digestive system. They have one stomach (mono = one, gastric = stomach). The monogastric differs from that of a polygastric or ruminant digestive system found in cattle and sheep.

These. PIG AND HUMAN DIGESTIVE SYSTEM Pig Digestive System Human Digestive System The definition of digestion is the process of breaking down food by either mechanical or chemical means. Mechanical digestion is the use of teeth to grind down food into smaller parts.

Chemical digestion is defined as using enzymes to break down the proteins and other. produces digestive enzymes, produce hormones that regulate blood sugar levels; curve of the small intestine where conjoins stomach. Small intestine absorbs nutrients and minerals found in food; slender tube that extends posteriorly from the stomach to .

Digestive system of the pig
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Pig Digestive System by Jessica S on Prezi