A&P 2 University Of Memphis -A&P 2-Digestive system fully solved

A&P 2 University Of Memphis -A&P 2-Digestive system fully solved Digestive system - correct answer The main functions of the ______ are food intake, digestion (breaking down of food into nutrients), absorption, and elimination of waste productions. Alimentary canal - correct answer _____ or digestive system which is responsible for receiving, digesting and absorbing food. It starts in the mouth followed by the pharynx, esophagus, stomach, small intestine, and large intestine which opens to the outside by the anus. Accessory digestive organs - correct answer Teeth, tongue, salivary glands, gall bladder, liver and pancreas. Ingestion - correct answer Food intake Propulsion - correct answer Movement of food distally down the gastro-intestinal (GI) tract by swallowing and peristalsis. While swallowing is a voluntary process, peristalsis is involuntary. Peristalsis - correct answer _____ is a wave of contraction and relaxation in the musculature of adjacent segments of GI tract that squeezes food down the tract. Mechananical digestion - correct answer Chewing, mixing, and churning of food. In the intestine, mixing of food with the digestive juices occurs by a process called segmentation. Segmentation - correct answer Where non-adjacent segments of the GI tract contract and relax alternately to push the bolus of food up and down within the same segment. Chemical digestion - correct answer Catabolic breakdown of food by enzymes. Absorbtion - correct answer Digested nutrients leave the GI tract and are absorbed by blood and lymph.