The gastrointestinal (Gl) tract is essentially a long muscular tube that starts

Question

The gastrointestinal (Gl) tract is essentially a long muscular tube that starts in the mouth, continues through the pharynx, esophagus, stomach, small intestine, and large intestine, and ends in the rectum. Each site functions in different ways to complete mechanical digestion, chemical digestion, absorption, and elimination. Accessory organs like the salivary glands, liver, gallbladder, and pancreas produce digestive secretions that act on specific nutrients and assist with digestion. Drag the appropriate items into their respective bins.

Explanation / Answer

Mouth is the organ in which food is an intake, food mixes with saliva.

Stomach is a GI tract organ that continues the mechanical and chemical breakdown of food. the hormone gherlin is released here to stimulate hunger and gastric mobility. his organ secrets pesinogen which is a digestive enzymes that breaks down the food which is converted to pepsin by HCl.

Small intestine is the GI tract organ in which the chyme, a semi fluid mass of partialy digested food is expelled from the stomach to the duodenum. It releases digestive enzymes such as sucrase, maltase and lactase to brek down or hydrolsis in to sucrose, maltose and lactose which is simply sugar or glucose. Villi and microvilli known as brush borders peresent in the small intestine increase the surface area for diffusion, secretion, absorbtion, cellular adhesion etc.

Large intestine, a large part of GI tract is known as large bowel or colon. It is a combination of cecum, colon , rectum and anal canal.

Pancreas and salivary glands release amylase to hydrolysis dietary stary into glucose to supply the body with energy.

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