Which of the Following Statements About Digestion Is True

Amino acids are absorbed through sodium active transport. Salivary amylase is present in the saliva and it is added to the food in the mouth.

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Fat soluble vitamins are absorbed in the small intestine by diffusion or mediated transport whereas water soluble vitamins are absorbed in a similar way as fats are absorbed through emulsification and enzymatic digestion.

. Which of the following statements about digestion is TRUE a α amylase is the from BIOC 3110 at University of Iowa. Brush border proteases digest short peptides into tripeptides dipeptides and individual amino acids. Mixes chyme with digestive enzymes brings food molecules near the wall for absorption and slowly moves small intestine contents toward the cecum.

Chylomicrons are the form in which dietary fat is transported in the circulatory system. All of these are correct. But fructose is absorbed by facilitated diffusion.

Glucose absorption across the luminal membrane of intestinal epithelial cells occurs by secondary active transport. Which one of the following statements about digestion is TRUE. The pancreas secretes lipase which breaks down fats triglycerides into fatty acids and.

The small intestine produces the protease. Segmentation of the small intestine. Which of the following statements about digestion is TRUE.

Tripeptides are often digested after they are absorbed by mucosal cells. The large intestine is the main site of digestion and absorption. But the hydrolysis action of the enzyme on starch is maximum in.

Pancreatic amylase is secreted into the stomach and helps to break down the disaccharide lactose. Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na. Chemical digestion is a series of chemical reactions that break large chunks of food into proteins carbohydrates and fats.

Peristalsis moves intestinal contents downwards and upwards through the gastrointestinal tract. Some carbohydrate is still intact when it enters the large intestine. Pancreatic proteases and brush border proteases digest polypeptide fragments into tripeptides dipeptides and individual amino acids.

Pancreatic secretions are acidic. Which one of the following statements is true regarding digestion and absorbtion of food in humans A. During absorption small molecules such as amino acids and simple sugars are absorbed.

The pancreas secretes digestive enzymes into the stomach. The pancreas produces enzymes that predominantly digest short peptides. Salivary amylase breaks down proteins into smaller polypeptides.

Chemical digestion typically precedes mechanical digestion in mammals. Which of the following is a TRUE statement during protein digestion. Individual amino acids leave the mucosal cells through transport proteins and enter the blood.

Oxyntic cells in our stomach secrete the proenzyme pepsinogen B. The breakdown of proteins begins in the small intestine. Both chemical and mechanical digestion occurs in the mouth.

Small sugars are joined by enzymatic hydrolysis to. Human enzymes can break both alpha and beta bonds. Elimination rids the body of excessive nutrients.

The enzymes secreted by the gastric epithelium include the proteases trypsin and chymotrypsin. Which of the following statements about carbohydrate digestion and absorption is true. Which of the following statements about protein digestion is NOT true.

The network of nerves that regulate digestive motility secretion and blood flow is called the __________ system. The pancreas produces hydrochloric acid. Stomach acid unfolds a protein.

Individual amino acids leave the mucosal cells through transport proteins and enter the blood.

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