To increase the absorptive efficiency of the small intestine, the surface area of the mucosa is increased by the presence of folds in the wall called ___, and projections of the cell membrane called ___. Group of answer choices rugae : lacteals villi : microvilli microvilli : lacteals lacteals : rugae

Q: ducts of triglyceride digestion as they pass into the cells of the intestinal m

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Q: Which of the following is an effect of gastric juice secretions on digestion? Select one: a.…

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Q: Which of the following statements about secretions of digestive system is not true? Hepatocytes…

A: Digestive system is a physiological system that brings about ingestion of food, its absorption into…

Q: pancreatic of Oddi gallbladder bicarbonate common bile emulsifies Sphincter cystic duct accessory…

A: Answer: Introduction: The human digestive system contains the gastrointestinal tract and the…

Q: The HCI present in the gastric juice is required for the activation of pepsinogen.

A: Zymogens are inactive form of enzymes which undergo hydrolysis of amino acids by proteases inorder…

Q: Which is NOT a correct association of ruminant stomach organ and its function? O rumen-first chamber…

A: Introduction Ruminants are herbivorous grazing or browsing mammals with big hoofed hooves that may…

Q: Some of the intestinal epithelial cells, called goblet cells, contain small globules of mucus. Why…

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Q: The pancreas, liver, and gallbladder help digestion in these ways, respectively:a. making enzymes;…

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Q: Which of these layers in the intestinal wall is in contact with food?

A: The intestinal wall is composed of four layers of different tissues with different functions. These…

Q: The majority of gastric juices are released during this phase of chemical digestion. intestinal…

A: Introduction :- The digestion is a process of intaking ( ingestion ) , physical and chemical…

Q: From the stomach to the anal canal, the walls of every organ of the alimentary canal are made up of…

A: In alimentary canal organs are arranged in the order, starts from mouth to pharynx to oesophagus to…

Q: Why is there a need to increase the surface area intestines?

A: Intestine:           The word intestine is derived from a Latin root word meaning 'internal' and…

Q: Pathway of food through the alimentary canal: mouth→1. __________→esophagus→2. _______→duodenum→3.…

A: The gastrointestinal tract, also known as the digestive tract or the alimentary canal, is the…

Q: Jake was having dinner at home with his family after coming back from work. While enjoying his…

A: Exocrine glands are defined as external secretion glands where they play a major role in secreting…

Q: Which of the following statements is true?a. Intracellular digestion commonly occurs in…

A: The digestive system is the largest organ system present in the human body. The system is composed…

Q: Describe the alimentary canal of human body

A: The digestive system comprises the gastrointestinal tract called the GI tract, liver, pancreas, and…

Q: Which of the following types of movement is responsible for the mixing of food in the GI tract?…

A: Since, you have given more number of questions. Only the first question has been answered. If you…

Q: Which of the following cells in the stomach produces pepsinogen? a) Main cells b) Neck cells c)…

A: Main cells or chief cells are present in the stomach which produces pepsinogen, a zymogen of pepsin…

Q: ch of the following is TRUE concerning chemical digestion? brush border enzymes chemically digest…

A: Chemical digestion is a process that involves the enzyme's secretion. This occurs throughout the…

Q: Protein digestion in the stomach results primarily from secretions released by: (a) hepatocytes. (b)…

A: The process of protein digestion occurs in the stomach and duodenum. Pepsin secreted by the stomach…

Q: Describe the process of digestion of protein in stomach.

A: Proteins are the polymers of amino acids. The digestion of proteins in the digestive tract obtains…

Q: pyloric chemical duodenum zymogens absorption bicarbonate The small intestine is divided into three…

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Q: Trace the entire duct systems of the liver and pancreas. (Study these ducts in Figure 23.19, and…

A: The gastrointestinal tract is associated with the digestive system of our body. It starts from the…

Q: Which of the following statements concerning the large intestine is correct? Group of answer choices…

A: The large intestine is the ultimate section of the gastrointestinal tract of the vertebrates. It is…

Q: What is the specific role of pepsin and pancreatin in protein digestion? Where can these enzymes be…

A: Protein hydrolysis is carried out by a series of chemical and enzymatic reactions. where the protein…

Q: Which of the following digestive secretion is not an enzyme?  amylase  mucus  pepsin  maltase

A: Amylase is an enzyme which converts complex carbohydrates into simple sugars such as glucose,…

Q: Gastrointestinal function and regulators MOLECULES SOURCE АСTION REGULATION Cholecystokinin Secretin…

A: Introduction The gastrointestinal tract, which runs from the mouth to the anus in humans and other…

Q: Why does not the stomach break itself down? a) The stomach wall does not consist of protein so it…

A: Stomach is a J - shaped organ of digestive tract which helps in digestion of food. It is a muscular…

Q: Name the principal sites of digestion of proteins,carbohydrates, and fats, and indicate the…

A: Digestion is the process of breakdown of complex food particles into smaller ones to absorb…

Q: Which of the following enzymes is involved in protein digestion in the small intestine? O Pepsinogen…

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Q: Which of the following hormone helps in the secretion of HCL from stomach? a) Gastrin b) Secretin c)…

A: To function properly, the body usually define that the have various parts must coordinate. This…

Q: The digestive tract contains more white blood cells than anywhere else in the body. And what layer…

A: White blood cells are the most important cells in the immune system. These cells are responsible for…

Q: What happens when ouabaine is introduced to the mucosal side of the intestine. O Sodium…

A: *Ouabain is an plant toxic substance used as an arrow poison for purpose of  hunting and warfare.…

Q: The basic functional units of the liver are _____ which are _______shape in cross section

A: The basic and fundamental unit of all life-forms is a cell. A group of cells that work together to…

Q: Enzyme Site of Product of Digestion Digestion Ptyalin Pancreatic amylase Pancreatic maltase Sucrase…

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Q: The alimentary canal is divided into 4 regions, those are O mouth, stomach, small intestine, large…

A: Correct option Mouth, stomach, small intestine, large intestine   Explanations Alimentary canal is…

Q: The alimentary canal is a tube with an opening at each end and specialized regions. Match the…

A: The alimentary canal is also known as the Gastro-Intestinal Tract (GI Tract). It is a continuous…

Q: Chronic inflammation of the mucosa of the stomach can lead to disruption of the function of parietal…

A: Stomach is the largest part of alimentary system. It has sac like appearance next to the oesophagus…

Q: The chyme, made up of the aforementioned nutrients, is scanned by enteroendocrine cells in the…

A: The process of breakdown of large food molecules into smaller molecules so that they can be digested…

Q: A major function of the large intestine is to absorb which of the following? O proteins O…

A: The micronutrients and macronutrients such as carbohydrates, proteins, fats, vitamins, minerals, and…

Q: Which of these juices is secreted by pancreas?         I.   Trypsin       II.   Pepsin      III.…

A: Pancreas is both exocrine and endocrine gland that secretes pancreatic juice containing enzymes and…

Q: Name the part of alimentary canal receiving bile from the liver:a) Oesophagusb) Stomachc) Small…

A: The gastrointestinal tract is also called as a alimentary canal or digestive tract. It is an organ…

Q: Which of the following is not a major activity of the stomach?(A) storage(B) HCl production(C)…

A: The food from the esophagus reaches to a muscular organ in the upper abdomen, called the stomach.

Q: Discuss the main steps in the digestion of proteins as the food passes through different parts of…

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Q: Magnesium hydroxide and magnesium citrate function as mild laxatives when they reach the small…

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Q: At which location in the gastrointestinal tract is the final digestion of lactose performed? a)…

A: The human digestive tract consists of the mouth where the partial digestion of carbohydrates takes…

Q: Name the part of the alimentary canal where major absorption of digestedfood takes place. What are…

A: The digestive system consists of organs that convert food into energy and nutrients needed by the…

Q: Why doesn’t gastric juice destroy the stomach cells that make it? Identify the cells making up the…

A: INTRODUCTION Gastric juice The stomach secretes 1000ml of gastric juice per day. The pH of the…

Q: What protects the lining of stomach from acidic gastric juices

A: The cells are the primary unit of life. Based on the number of cells an organism may be unicellular…