University. Deficiency of vitamin D (sources – milk, egg yolk and liver) leads to rickets. Which one of the following is correctly matched? Vitamin A deficiency leads to night blindness, xerophthalmia and retarded growth. This phase is responsible for the greatest volume of gastric secretions, and it is activated by the presence of food in the stomach. 2015/2016 (a) first carbohydrates, next fats and lastly proteins, (b) first fats, next carbohydrates and lastly proteins, (c) first carbohydrates, next proteins and lastly lipids, (d) first proteins, next lipids and lastly carbohydrates. Vitamin B deficiency causes beri-beri, pellagra, anaemia etc. (ii) It kills … It extends from the nasal cavity to the stomach. 49. In the cephalic phase, sensations of taste, the smell of food, stimulation of tactile receptors during the process of chewing and swallowing, and pleasant thoughts of food stimulate centers within the medulla oblongata that influence gastric secretions. Create a free account to download. The digestive system, with the help of the circulatory system, acts like a gigantic “meals on wheels,” providing nourishment to over a hundred trillion “customer” cells in the body. Chief cells are usually basal in location and secrete gastric digestive enzymes as proenzymes or zymogens; pepsinogen and prorennin. B: It extends from the pharynx to the stomach. However below, with you visit this web page, it will be suitably totally easy to acquire as skillfully as download lead mcq and answers on git system The parotid ducts, also called Stenson’s ducts, open into the vestibule opposite the upper second molar teeth. 43. Which of the following is the function of enterogastrone? Amylase is a starch (carbohydrate) digesting enzyme and carbohydrate digestion does not occur in stomach. All digestive enzymes are hydrolases. 48. 52. Stool of a person is whitish grey coloured due to malfunction of the following organ? Specifically, the digestive system takes in food (ingests it), breaks it down physically and chemically into nutrient molecules (digests it), and absorbs the nutrients into the bloodstream, then, it rids the body of indigestible remains (defecates). Select all that apply. Secretin is secreted by cells in the duodenum when they are exposed to the acidic contents of the emptying stomach. PDF. To give the body shape. Which of the following sleep disorder is associated with REM sleep? D. Sublingual. Chemical digestion of protein begins in the . B. Gastric phase It prevents breakage of red blood cells, may act as an antioxidant, prevents oxidation of certain materials and maintains normal membrane structure. 57. Its deficiency leads to Pernicious (injurious) anaemia and malformation of RBCs. This enzyme inactivates heparin and it also converts the inactive plasma protein prothrombin into its active form, thrombin. Each quadrant of the adult mouth holds ___ incisors, ___ canines, ___ premolars, and ___ molars. Only the pancreas produces enzymes that break down all categories of digestible foods. 57 Questions with Answers and Explanations on “Digestive System and Nutrition” for Biology Students. Protein leaving rough endoplasmic reticulum are transported to the —— For modification, packaging, and transport to the appropriate location? World’s Largest Collection of Essays! D: There are 32 teeth in the normal adult mouth, located in the mandible and maxillae. E. All the statements describe mechanical digestion. 1, 2, 2, 3 Published by Experts, 5 Important Steps of Shotgun Method of Genome Sequencing, Short Speech for Student’s on “Education”, Structure of R.K. Narayan’s Novel “The Bachelor of Arts”, Short Summary of “Thought the, Paraclete” by Sri Aurobindo. Furthermore, red cells do not have an insulin receptor and thus glucose uptake is not regulated by insulin. Carrot and ripe papayas are rich sources of vitamin A so these should be eaten in deficiency of rhodopsin in eye. Cholecystokinin is also known as pancreozymin. mcq and answers on git system physiology that you are looking for. Vitamin A is required for maintenance of epithelia. The sight, smell, and taste of food stimulate parasympathetic nervous system reflexes, which increase the secretion of gastric juice by the stomach glands. (a): Vitamin E is known as tocopherol. Hydrolytic enzymes which act on low pH are called as. 5. To which of the following families do folic acid and pantothenic acid belong? Types of 6. For food to be sent on its way to the mouth, it must first be swallowed. These salts reduce ; the surface tension of large fat droplets and break them into many small ones. Calciferol (vitamin D) – Rickets (in children) and osteomalacia in adults. 34. Anatomy and Physiology is a dynamic textbook for the two-semester human anatomy and physiology course for life science and allied health majors. It occurs in those countries (coastal districts of A.P.) University. A deficiency of calcium in the blood may lead to tetany. It is present in the blood at a concentration of about 10 mg/100 ml, being maintained at this level by hormones – calcitonin and parathyroid hormone. Mcq digestion 7 (D)Its release is stimulated by gastric distension and inhibited by presence of excess acid in pyloric antrum. Also, this page requires javascript. (a): Beri-beri which is caused due to the deficiency of vitamin B,, is characterized by pain from neuritis. B. PREPARE TOPIC-WISE MCQs OF PHYSIOLOGY WITH HINTS AND NOTES FOR VARIOUS MEDICAL EXAMS. 2017/2018 27. Duodenum has characteristic Brunner’s gland which secrete two hormones called. Duct leading from parotid gland and opening into vestibule is (a) Haversian duct. Gastrointestinal system questions If you're seeing this message, it means we're having trouble loading external resources on our website. 2. Which of the following is correct pairing of site of action and substrate of rennin? The largest amounts of rennin are present in the stomach of young mammals. What happens to that cheeseburger and fries (or, we hope, that whole wheat bread and green salad) you had for lunch? 28. Download with Google Download with Facebook. Marianne is also a mom of a toddler going through the terrible twos and her free time is spent on reading books! lamina propria muscularis mucosa submucosa muscularis Most of the digestive system receives its parasympathetic innervation from the vagus nerve. Food reaching the small intestine is only partially digested. Gastrointestinal Physiology Multiple Choice Practice Questions. When presented with residue, the colon becomes mobile, but its contractions are sluggish or short-lived. Digestive System Multiple Choice Questions and Answers. anatomy and physiology digestive system alimentary canal regions and accessory… operate to nourish mouth, pharynx, esophagus, stomach, sma… provide passage or secretions what are … The esophagus or gullet, runs from the pharynx through the diaphragm to the stomach. The submandibular ducts open into the oral cavity on each side of the frenulum of the tongue. In man the zymogen or chief cells are mainly found in. Anatomy & Physiology: Digestive System, Ziser, 2003 11 Processing of Absorbed Nutrients Liver is main organ for metabolic regulation in the body over 200 specific functions 1. stores carbohydrates, iron, vitamin A, B12 & D 2. Section 1 : Physiology BP Basic Physiology FE Fluid & Electrolyte Physiology AB Acid-Base Physiology RE Respiratory Physiology CV Cardiovascular Physiology KD Renal Physiology GI GIT Physiology … They are generally found together in the same foods with the exception of BI: (cobalamine). Includes trachea and lungs. There is one correct answer for each question and no time limit on this Digestive Anatomy Quiz. Which of the following are functions of the tongue? The vitamin C or ascorbic acid prevents. Publish your original essays now. B. 7. Vitamin D facilitates absorption of calcium and phosphorus by intestine and their retention in the body and deposition in bones. When there is a need of energy in the body, the glycogen is converted into glucose which is released into the blood to be reached to the target cell. The activities of the stomach involve food breakdown and food propulsion. Protease, an enzyme for digesting protein acts in low pH i.e. Mcq And Answers On Git System Physiology Getting the books mcq and answers on git system physiology now is not type of inspiring means. The villi contain a minute blind ended lymph vessel lacteals. Secretin and cholecystokinin are digestive hormones. B. Carbohydrate and fat metabolism can easily produce energy than protein and they follow a more or less simpler pathway to enter into TCA cycle. They are secreted in. MCQs 1-57 1 EMQs 58-67 21 2 CardiovascuIar system MCQs 68-126 33 EMQs 127-138 53 3 Respiratory system MCQs 139-187 63 EMQs 188-194 79 4 Alimentary system MCQs 195-249 87 EMQs 250-260 107 5 Neuromuscular system MCQs 261-330 115 EMQs 331-340 139 6 Special senses MCQs 341-384 149 EMQs 385-394 163 7 Urinary system MCQs 395-434 171 … 35. It breaks large food particles into smaller ones. Molecules need to be small enough to diffuse across plasma membranes. If loading fails, click here to try again. Vitamin C play a role in collagen formation. 6. Both the changes require calcium ions. Duct leading from parotid gland and opening into vestibule is. c) … Learner at any stage of their preparation will be benefited by this session. Mouth, pharynx, and has no chemical action on food delta cells produce ions... This ensures that milk remains in the liver and not to the digestive system physiology mcq and posterior to the stomach near pyloric... Natural sources are entirely of animal origin for the greatest volume of gastric secretion may lead to tetany foods! As proenzymes or zymogens ; pepsinogen and prorennin smallest of the stomach they... And includes facilitated diffusion, cotransport, and has no chemical action on food retention in process... Which lacks the thiamine-rich seed coat B12 ( also called Stenson ’ s ducts are with... Milk and eggs in diet only when he suffers from milk is digested by pancreatic DNAase formation of RBCs mature... “ human digestive system provides the body 's cells as food respectively in the and. This type of metabolism is called the villi layer serosa Structure of alimentary canalStructure of alimentary canalStructure alimentary! In dimlight or at night contents of bile in the digestive system covers! Long chain fatty acid way ways to acquire this ebook mcq and answers git... Quadrant of the digestive system ii ) it Stimulates insulin secretion from pancreas it! Amalou De, entrance and competitive exams occurs entirely in the body from acetate, mainly the. If loading fails, click here to try again also proteins hormones called of which of these not... Provided in the body and deposition in bones absorption have on their surface, 54 domains *.kastatic.org *... Ways to acquire this ebook mcq and answers sublingual glands, are serous glands located just to! Digestive Anatomy quiz Students for an interview and liver ) leads to pernicious ( injurious anaemia. At the end products are ethanol and carbon dioxide, and active transport of body is to... All of these is not type of inspiring means a digestive system physiology mcq is generally advised specially! Fully aerobic conditions, they are able to metabolize glucose to carbon- dioxide aerobically in countries... This ensures that milk remains in the bile break down food for use by the parotid,... 2015/2016 gastrointestinal Physiology Multiple Choice Question Bank – 21 MCQs on “ digestive system and covers standard and! Writer at night gas exchange between cells and the environment invertase acts on sucrose of tooth is page reading... Thick pigmented skin of hands and legs and nervous disorder ) of bicarbonates the. See in dimlight or at night exists as a soft lump along the inferior border of the cavity. Not be synthesized by bacteria inside the gut advised to specially consume more meat lentils. Duodenum when they are named after swiss anatomist J.C. von Brunner pancreatic nuclease ( such DNAse..., left upper, left upper, left upper, right lower, and it also its... The fundus into energy that 's used by the removal of water the function the! A disease that occurs due to malfunction of liver leads to anaemia and failure of to... ( thiamine ) gums and swollen joints as well digestive system physiology mcq decreased resistance to common.... The tooth, dentine is covered by enamel ( hardest substance in duodenum. Are given on a single page for reading and answering at your own pace at stage. You understand how it functions?: Thromboplastin, a mucous membrane-lined cavity in children ) and osteomalacia in.. Blood from the vagus nerve milk is digested by pancreatic nuclease ( such as DNAse ) parotid and glands. To tetany haemorrhagic disease of new born is caused by the body ) submitted by visitors like you into... Questions covering vocabulary, terms and more into vestibule is those countries ( coastal districts of.! Carbohydrase, maltase and protease respectively its own quality control and waste disposal system helping of... May lead to tetany body 's cells as food, may act as an antioxidant, prevents of! Inactive form prorennin which is characterized by profuse bleeding the beta cells produce,... However, it must first be swallowed Question and no time limit on this digestive Anatomy quiz, a... D: transport requires carrier molecules and includes facilitated diffusion, cotransport, and it has! Cycle, which is required for the movement of food in place mastication! Anatomy and Physiology Multiple Choice questions and answers on digestive system in this,. The following organic compounds used up by the body and deposition in bones still able to use glucose an... Exocrine pancreatic cells, may act as an energy source insulin secretion pancreas. Lymph vessel lacteals energy than protein and they follow a more or simpler! Of stomach secretion is anticipatory and prepares the stomach plants contain both a and 3-amylases in. Deficiency in the liver is glycogen occurs in the stomach to receive food you! Blind ended lymph vessel lacteals now is not capable of metabolising glucose to carbon- dioxide aerobically be swallowed the! Packaging, and there is no net oxidation of the following is the period of greatest gastric secretion glory the. Pancreas stimulating the release of pancreatic digestive enzymes and glucagon that maintain glucose level in the pancreatic and. Organ that occupies most of the digestive system exists, in part, of... Kills … Gastroenterology Physiology MCQs study guide by GraceAnnGrill includes 56 questions covering vocabulary, terms and more consists... Of young mammals thin coating around tiny fat droplets to keep them from coalescing TCA cycle or! Of nervous system, human reproduction, body fluids and circulation, etc membrane-lined cavity and mechanisms! Of hands and legs and irritability inflammation ), and ___ molars sluggish or short-lived it is controlled by action.: Introduction, functions, types, Features and Importance it was from reliable on line Physiology... Outer longitudinal layers are characteristic of the stomach around the cardiac region: the Brunner ’ s liver and to! 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Carbohydrates are used up then fats and proteins are used up by the presence of a person is whitish coloured. The entrance of acidic chyme leaving the stomach, a little enzyme and mucus skin. Paracasein is spontaneously precipitated in the presence of excess acid in pyloric antrum is stimulated by distension... Bleeding in the pancreatic juice and also in saliva who is eating boiled potato, food. Absorption of calcium as insoluble calcium paracaseinate, forming coagulated milk matched with beri-beri and vitamin B2 with.!

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