1. What are the two instrinsic nerve plexuses serving the alimentary canal? A. Autonomic and somatic B. Mucosa and submucosa C. Solar and sympathetic D. Submucosa and myenteric 2. Which of the following statements about gastric secretion of HCl is FALSE? A. HCl is secreted by parietal cells B. HCI hydrolyzes peptide bonds C. HCl is needed for the conversion of pepsinogen to pepsin D. HCI is needed for maximum activity of pepsin 3. Intrinsic factor, produced by cells in the stomach , is necessary for the absorption of this vitamin in the small intestine A. Folic Acid B. Niacin C. Pyridoxine D. Cyanocobalamin

Q: Which of these structures increase the mucosal surface of the smallintestine?a. circular folds d.…

A: The complex food materials ingested by an individual are broken down into simpler substances and are…

Q: The food coming out of the stomach is very acidic. It is neutralized and made somewhat alkaline by…

A: The digestion of food starts in the mouth. The salivary amylase is responsible for digestion of…

Q: Which of the following is true? a. The internal anal sphincter is made out of skeletal muscle. b.…

A: Defecation- It is a procedure in which unwanted residue of food is excreted through the anus, It is…

Q: Match the organs with their functions pancreas a. production of saliva b. secretes pancreatic juice…

A: The Digestive System: The digestive system breaks down the food into smaller pieces so that it can…

Q: Intestinal microorganisms aid digestion and absorption by a. digesting cellulose. b. producing…

A: Microbiota refer to all the microorganisms including bacteria, viruses, and fungi in the body. The…

Q: 6. Lacteals (lymph vessels) of the intestinal villi receive A. peptides and glycerin B. amino acids…

A: Dietary fats are converted into saturated fats and monoglycerides by the activity of enzymes during…

Q: Help me Pancreatic juice. a. deactivates bile. b. is secreted by pancreatic islet cells c.…

A: We know that Pancreatic juice is composed of water with bicarbonate ions and digestive enzymes. It…

Q: Acid secretion by the parietal cell is inhibited by OA. CCK, secretin OB. secretin, gastrin OC.…

A: The correct answer for this question is option A.

Q: Which of the following statements about starch digestion is FALSE? a. It begins in the mouth. b.…

A: The process by which complex carbohydrates present in food are broken down into simple sugars using…

Q: Stomach, or gastric acid.... a. Production is promoted by histamine stimulating the insertion of…

A: Stomach acid, or gastric acid, is a watery, colorless fluid that's produced by the stomach mucosa.…

Q: Non-heme iron absorption from the small intestinal lumen across the enterocytes involve: a.Duodenal…

A: Enterocytes are the intestinal absorptive cells that line the luminal surface of the small intestine…

Q: After _____ are absorbed by intestine cells, they go into lymph vessels rather than blood. A.…

A: ANSWER :LIPIDS

Q: The gallbladder provides ________ that aid(s) intransport of lipids across the intestinal…

A: The gallbladder is a small pear-shaped organ which is a part of digestive system. It is located…

Q: Choose the one most appropriate statement for each. a. A process that propels material along the…

A: a.A process that propels material  along the digestive tract - Peristalsis b.Ring of muscles that…

Q: Which of the following nutrients are digested within the small intestine? a. proteins b. lipids c.…

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

Q: Which of the following is true about segmentation in the small intestine?a. It is a type of…

A: To answer this question we should have knowledge of Physiology.

Q: Which of these lipoprotein molecules transports excess lipids fromcells back to the liver?a.…

A: Lipoproteins are a special assembly to transport hydrophobic molecules such as fats in the aqueous…

Q: Digestive enzymes that chemically digest most of our ingested food are secreted by the a. liver. b.…

A: Digestion is the process by which food is broken down both physically and chemically into nutrients,…

Q: Which of the following is NOT true about secretin?   a It gets released in response to acidic…

A: Introduction: Neurological and hormonal systems control the intestine phase of digestion.…

Q: One of the following is not a function of the liver, which one? a. storage of fat-soluble vitamins…

A: The liver is the biggest gland in the body, weighing around 1.2 to 1.5 kg in an adult person. It has…

Q: Which of the following function below is not performed by the liver? a. deamination of amino acids…

A: The liver is the main organ which governs the energy metabolism of the body.  The liver maintains…

Q: All of the following are functions of the liver except the a. release of insulin. b. formation of…

A: The cells, which are the basic unit of an organism’s body, group together as per their structure and…

Q: The aqueous pancreatic juicea. is secreted by the pancreatic islets.b. contains HCO3−.c. is released…

A: Pancreatic secretion is an aqueous bicarbonate solution arising from the duct cells and enzymes…

Q: Which of the following are secreted by the stomach? Select one: a. Amylase and lipase b.…

A: The question is asking us to identify the substances that are secreted by the stomach among the…

Q: The release of CCK and bile is triggered when fat enters the Select one: a. small intestine Ob.…

A: Introduction :- A peptide/neurotransmitter secreted by neurons of the central and peripheral nervous…

Q: Which of these statements about bile is true?a. About 500 mL is secreted daily.b. Its main function…

A: Bile is a complex fluid consisting primarily of electrolytes, water, and various organic molecules…

Q: Pancreatic juice contains a. HCO3– and digestive enzymes. b. bile. c. bile and digestive enzymes. d.…

A: Pancreatic juice contains (a) HCO3- and digestive enzymes . Pancreatic juice is a liquid secreted by…

Q: The pyloric sphincter connects the: a. Esophagus and stomach b. Stomach and small intestine c.…

A: Pyloric sphincter is a ring of smooth muscle. It opens and closes to control the passage of…

Q: After a high sugar diet, glucose is more likely transported (2-3X than normal) using one of the…

A: The protein digestion process begins in the stomach and completed in the small intestine. Different…

Q: Which of these is involved in the chemical digestion of protein?a. pancreatic amylaseb. trypsinc.…

A: The digestive system includes the entire alimentary canal from the mouth to the anus. It is involved…

Q: Which of the following is/are (a) product(s) of the digestion of starch after the release of the…

A: Starch is composed of amylose and amylopectin. Amylose is a polymer of glucose sugars bonded via…

Q: Maria was diagnosed with stomach cancer and had to have her stomach surgically removed. Following…

A: Digestion is the process of breaking down complex food molecules into smaller ones that helps to…

Q: During gastric emptying chyme is released into the duedenum through the ? a. esophegeal hiatus  b.…

A: Chyme is the semi-fluid mass of partly digested food that is expelled by the stomach into the…

Q: It is occasionally necessary for a person to have their gallbladder surgically removed. How will…

A: The gallbladder is a little pocket that sits simply under the liver. The gallbladder stores bile…

Q: I - Chief cells produce Intrinsic factor. II - Intrinsic factor is vital for the intestinal…

A: Our digestive system is comprised of the gastrointestinal tract along with the liver, pancreas, and…