digestive system physiology mcq

4. 46. The large intestine is much larger in diameter than the small intestine but shorter in length. This is the job of the digestive system: A. 3 - the digestive system: learn the physiology of the digestive system. Protease, an enzyme for digesting protein acts in low pH i.e. Course. (a): Essential amino acids are those amino acids that must be ingested in food for survival as they are not synthesized in (he body. Then it is done by aminopeptidases and dipeptidases, enterokinases in jejunum and then it ends in the ileum. (a): Vitamin B12 (also called cyanocobalamine) is essential for the formation and maturation of erythrocytes. Different regions of the stomach have been named, and they include the following: The small intestine is the body’s major digestive organ. 10. In crown part of the tooth, dentine is covered by enamel (hardest substance in the body). (a): Kwashiorkar is a protein deficiency disease. Anatomy and Physiology is a dynamic textbook for the two-semester human anatomy and physiology course for life science and allied health majors. Cholecystokinin is also known as pancreozymin. (b): Bile contains no enzyme, and has no chemical action on food. (c): Ileum is the part of small intestine. 7. It goes into the large intestine to await disposal. PREPARE TOPIC-WISE MCQs OF PHYSIOLOGY WITH HINTS AND NOTES FOR VARIOUS MEDICAL EXAMS. Molecules need to be small enough to diffuse across plasma membranes. Which one of the following is correctly matched? D. Hydrochloric acid. It is both exocrine; (secreting pancreatic juice containing digestive enzymes) and endocrine (producing several important hormones, including insulin, glucagon, and somatostatin). They secrete alkaline watery fluid that neutralizes the acidic chyme leaving the stomach, a little enzyme and mucus. Access Free Mcq And Answers On Git System Physiology distention. Bile salts of the bile break down fat droplets into many small ones by reducing the surface tension of fat droplets. Alimentary canal 2. Vitamin B12 (pyridoxine) performs many functions like protein and amino acid metabolism, production of antibodies for the protection against bacterial disease etc. (c): The Wharton’s ducts are associated with submaxillary glands that lie at the angles of the lower jaw. It breaks large food particles into smaller ones. (c): Cholecystokinin (in fact it is cholecystokinin pancreozymin) is a hormone which is secreted by small intestine and stimulates pancreas to secrete and release digestive enzymes in pancreatic juice. 8. You could not unaided going in imitation of books increase or library or borrowing from your links to entrance them. DNA is broken down into purines, pyrimidines and sugars by pancreatic nuclease (such as DNAse). 17. All of these are among the four tunics found throughout the digestive tract EXCEPT: B: The fourth, or outermost, layer of the digestive tract is either a serosa or an adventitia. a) kinase, estrogen. For food to be sent on its way to the mouth, it must first be swallowed. 1, 2, 3, 2 37. 4 - the integumentary system: Do you know the functions of the skin?. Beri beri can be dry type with peripheral neurititis or wet type with cardiac involvement. Digestive System MCQ Questions and Answers Quiz. University. 51. The submandibular ducts open into the oral cavity on each side of the frenulum of the tongue. This enzyme inactivates heparin and it also converts the inactive plasma protein prothrombin into its active form, thrombin. Beri beri is caused due to deficiency of vitamin B. A: The largest of the salivary glands, the parotid glands, are serous glands located just anterior to each ear. Release of pancreatic juice is stimulated by. The vitamin B complex consists of 8 different components – B12. Where is protein digestion accomplished? Cirrhosis is a condition in which the liver responds to injury or death of some of its cell by producing interlacing strands of fibrous tissue between which are nodules of regenerating cells. Privacy Policy3. You have not finished your quiz. This Application contains the following: Respiratory System – Allows gas exchange between cells and the environment. Pellagra is caused due to deficiency of nicotinic acid or vitamin B It is characterised by dermatitis (skin inflammation), diarrhoea and dementia (nervous disorder). 10. Alimentary canal 2. (d): Secretin hormone is secreted by the duodenal epithelium in response to the presence of hydrochloric acid (HCI). An 30. Human Physiology Body Fluids and Circulation Digestive system | Nutrition Endocrine System Excretory System | Urinary System Locomotion and Movement in Humans Nervous System In Humans Respiratory System If you get a question right the next one will appear automatically, but if you get it wrong we'll tell you the correct answer. The greatest volume of gastric secretion occurs during: A. Cephalic phase Disclaimer Copyright. Produced by myself from coursework an... View more. An overall score is given at the end of each quiz. (a): Vitamin E is known as tocopherol. 7. (d): The pancreas is a gland organ in the digestive and endocrine systems of vertebrates. E. All the statements describe mechanical digestion. The largest amounts of rennin are present in the stomach of young mammals. Carbohydrate and fat metabolism can easily produce energy than protein and they follow a more or less simpler pathway to enter into TCA cycle. The activities of the small intestine are food breakdown and absorption and food propulsion. 6. 1. acquire the mcq and answers on git system physiology partner that we have the funds for here and check out the link. It can exists as a free sterol or esterified with a long chain fatty acid. The fibrin monomers polymerize to form long, sticky fibres. The digestive system is formed of 1. 1. Popular physiology quizzes : 1 - the nervous system: test your knowledge of nervous system physiology. The digestive system processes food into usable and unusable materials. It also plays a major role in the process of swallowing. It also has its own quality control and waste disposal system. The digestive system is formed of 1. Includes trachea and lungs. In mammals milk is digested by the action of. 57 Questions with Answers and Explanations on “Digestive System and Nutrition” for Biology Students. The centroacinar cells produce bicarbonate ions and basophilic cells secrete digestive enzymes. (d): Fat is largely digested in the small intestine. Physiology of digestion Digestion: Digestion is the process of gradual break down of foods that we eat in a soluble form suitable for absorption. Here’s a 10-item quiz about the study guide: In Exam Mode: All questions are shown but the results, answers, and rationales (if any) will only be given after you’ve finished the quiz. Under anaerobic condition, yeast are still able to use glucose as an energy source. The parotid ducts, also called Stenson’s ducts, open into the vestibule opposite the upper second molar teeth. (b): Thromboplastin, a lipoprotein, helps in clot formation. B. Gastric phase Digestive SystemDigestive System PhysiologyPhysiology 2. The book is organized by body system and covers standard scope and sequence requirements. Module. D. 2, 1, 2, 3. B: It extends from the pharynx to the stomach. C: Absorption begins in the stomach, where some small, lipid-soluble molecules, such as alcohol and aspirin, can diffuse through the stomach epithelium into the circulation. It occurs in those countries (coastal districts of A.P.) One form of vitamin B12 functions as a coenzyme in a number of reactions, including the oxidation of fatty acids and the synthesis of DNA. Plants contain both a and p-amylases. 36. Produced by myself from coursework an... View more. When presented with residue, the colon becomes mobile, but its contractions are sluggish or short-lived. Both the changes require calcium ions. 33. Night blindness is the inability to see in dimlight or at night. 39. (d) DNA which can be digested by pancreatic DNAase. B. Submandibular Therapeutic Communication Techniques Quiz. Vitamin A cannot be synthesized by mammals and other vertebrates and must be provided in the diet. MCQ on Digestive System. Emulsification of fat is carried out by. Which of the following pair is characterised by swollen lips, thick pigmented skin of hands and legs and irritability? Pellagra disease is caused by the deficiency of. d) The enterogastric reflex and bilateral vagotomy. Mucosa submucosa circular 4. Plants contain both a and 3-amylases found in pancreatic juice and also in saliva. Download Digestive System MCQ Question Answer PDF A. Mucous neck cells C. It lies anterior to the trachea. Heat and light tend to destroy B vitamins. (d) three digestive enzymes and no hormone. Digestive glands 3. Before publishing your Essay on this site, please read the following pages: 1. 1. Which of the following is the function of enterogastrone? It breaks large food particles into smaller ones. You have remained in right You have remained in right site to start getting this info. Each quadrant of the adult mouth holds ___ incisors, ___ canines, ___ premolars, and ___ molars. All the statements describe mechanical digestion. There are 7 essential amino acids. c) … Which one of the following is a fat-soluble vitamin and its related deficiency disease? Calciferol (vitamin D) – Rickets (in children) and osteomalacia in adults. 1. 18. Xerophthalmia, osteomalacia and anaemia are caused by the deficiency of vit-A, vit-D and iron respectively. It acts-. Biology Question Bank – 21 MCQs on “Excretion and Osmoregulation” – Answered! This phase is responsible for the greatest volume of gastric secretions, and it is activated by the presence of food in the stomach. Once food is placed in the mouth, both mechanical and chemical digestion begin. in this video We have discussed various important MCQ's questions on digestive system useful for SSC cgl chsl UPSC railway exams preparation. 12. Other sources are eggs, meat, fish etc. (ii) It kills … lamina propria muscularis mucosa submucosa muscularis Most of the digestive system receives its parasympathetic innervation from the vagus nerve. 15. Our mission is to provide an online platform to help students to discuss anything and everything about Essay. The villi contain a minute blind ended lymph vessel lacteals. 39. D. Deglutition. 14. Food reaching the small intestine is only partially digested. (a): Goat’s liver and Spirulina (a bactcrium) are the richest sources of vitamin B,,. Cholecystokinin stimulates release of enzymes in pancreatic juice and release of bile from gall bladder. D: Endocrine cells produce gastrin. We tried to locate some good of Digestive System Worksheet Pdf together with Wunderbar Anatomy and Physiology Mcq with Answers Pdf Fotos image to suit your needs. It will enormously squander the time. 9. PHYSIOLOGY MCQs. C. Submucosa (c): A system of veins leading from the digestive tract to capillaries in the liver of a vertebrate is known as hepatic portal system. Publish your original essays now. Deficiency of vitamin E leads to destruction of RBCs. C: Chief cells produce pepsinogen 21. anatomy and physiology digestive system alimentary canal regions and accessory… operate to nourish mouth, pharynx, esophagus, stomach, sma… provide passage or secretions what are … 35. University of Strathclyde. 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Carbohydrate, maltose and protein are acted upon by carbohydrase, maltase and protease respectively. (b): Parotid glands are the largest salivary glands. Paralysis, muscle wasting, oedema, mental deterioration and finally heart failure. This increases lipase action on fat. In vertebrates, lacteals are found in. Duct leading from parotid gland and opening into vestibule is (a) Haversian duct. B. Physiology Multiple Choice Question Bank. Secretin and cholecystokinin are digestive hormones. Ethical Dilemmas Of The Cardiovascular System Protein leaving rough endoplasmic reticulum are transported to the —— For modification, packaging, and transport to the appropriate location? 'Anatomy Physiology The Digestive System Mcq Exam 9259140 May 11th, 2018 - Chapter 23 The Digestive System MCQ Multiple Choices Questions Quiz Test Bank 23 1 Overview of the Digestive System … A. a) … • On the pancreas stimulating the release of pancreatic digestive enzymes into the pancreatic fluid. 12. C. Mucin Chief cells are usually basal in location and secrete gastric digestive enzymes as proenzymes or zymogens; pepsinogen and prorennin. (a): Scurvy is characterized by bleeding gums and swollen joints as well as decreased resistance to common cold. growth and is a part of visual pigments. Only the pancreas produces enzymes that break down all categories of digestible foods. This website includes study notes, research papers, essays, articles and other allied information submitted by visitors like YOU. C. Intestinal phase G cells. 19. (b): Protein digestion starts in the stomach with the action of enzyme pepsin. 5. Each quadrant of the adult mouth holds ___ incisors, ___ canines, ___ premolars, and ___ molars. Digestive System - Physiology 1. A. Nocturnal enuresis B. Narcolepsy C. Night tremors D. Sleep walking E. … The region of the stomach near the pyloric opening is the pyloric region. 44. From the mouth, food passes posteriorly into the oropharynx and laryngopharynx. It goes to the right ventricle to await disposal. 8. 17. The layer of cells that secrete enamel of tooth is. 5. Vitamin A deficiency leads to night blindness, xerophthalmia and retarded growth. 6. Human Physiology MCQs encompasses multiple concepts such as human digestion, nervous system, human reproduction, body fluids and circulation, etc. Select all that apply. 3. Cholesterol is synthesized in the body from acetate, mainly in the liver and blood concentration is normally 140-300 mg/100 ml. Plant and many micro-organisms can manufacture B-vitamins but dietary sources arc essential for most animals. 5. World’s Largest Collection of Essays! A: Mechanical digestion breaks large food particles down into smaller ones. Be sure to grab a pen and paper to write down your answers. Biology Question Bank – 57 MCQs on “Digestive System and Nutrition” – Answered! Erythrocytes in mammals are anucleate when mature, meaning that they lack a cell nucleus and thus have no DNA. 49. 52. 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. Which of the following are functions of the tongue? Enterogastrone is released when the stomach contents pass into the small intestine. Its organs include the following: Food enters the digestive tract through the mouth, or oral cavity, a mucous membrane-lined cavity. 31. MCQ on Digestive System 1. Online Library Mcq And Answers On Git System Physiology Recognizing the exaggeration ways to acquire this book mcq and answers on git system physiology is additionally useful. So, high cholesterol patients are advised to take groundnut oil, margarine and vegetable oils, as these contain polyunsaturated fatty acids that contain less cholesterol in them. Which of these is NOT a pair of salivary glands? 49. They also form thin coating around tiny fat droplets to keep them from coalescing. Digestion is the breakdown of large, complex organic molecules into smaller components that can be used by the body. Pellagra is caused by the deficiency of vitamin B, or nicotinic acid or niacin. What is the Function of Hydrochloric Acid? It is a cartilaginous tube. Choose from the following : Anatomy - Identify the parts of the digestive system : Muhammad Bilal. Peristalsis is the major means of propelling food through the digestive tract. Thrombin converts fibrinogen molecule to insoluble fibrin. The fibrin threads form a fine network over the wound and trap blood corpuscles (RBCs, WBCs, platelets) to form a crust, the clot. Most common lesion associated with its deficiency is angular stomatitis and not pellagra. 7. Also, this page requires javascript. A. As adults, we know that a healthy digestive system is essential for good health because it converts food into raw materials that build and fuel our body cells. 27. Premium PDF Package. B. Lysozyme Vitamin C play a role in collagen formation. 43. It is secreted by the gastric glands in an inactive form prorennin which is activated by HCI. Mcq And Answers On Git System Physiology Amalou De. The mucous secretions of the submandibular and sublingual glands contain a large amount of mucin, a proteoglycan that gives a lubricating quality tot he secretions of the salivary glands. 52. mcq and answers on git system physiology that you are looking for. D. It requires carrier molecules and includes facilitated diffusion, cotransport, and active transport. 18. Secretin causes the release of bicarbonates in the pancreatic juice. B: Saliva prevents bacterial infection in the mouth by washing the oral cavity, and it contains lysozyme, which has a weak antibacterial action. All of these structures are matched with the correct description EXCEPT: Cardiac region: the area closest to the small intestine, Fundus: the most superior portion of the stomach, Pyloric opening: opening from the stomach into the small intestine. 5. Steps of digestion Ingestion – this is the consumption of or taking in of nutrients. Our ultimate goal is to help address the nursing shortage by inspiring aspiring nurses that a career in nursing is an excellent choice, guiding students to become RNs, and for the working nurse – helping them achieve success in their careers! Which of the following carries glucose from digestive tract to liver? This increases lipase action on fats. Secretin is secreted by cells in the duodenum when they are exposed to the acidic contents of the emptying stomach. 37. Which one of the following is a protein deficiency disease? All questions are given in a single page and correct answers, rationales or explanations (if any) are immediately shown after you have selected an answer. D: Upper and lower esophageal sphincters, located at the upper and lower ends of the esophagus, respectively, regulate the movement of food into and out of the esophagus. Recognizing the way ways to acquire this ebook mcq and answers on git system physiology is additionally useful. Pharmacy (B230) Academic year. Cobalamine and ascorbic acid (vita’nin C) are water soluble vitamins. Git System Physiology Peterh De. B. Glandulosa PDF. They lie on the sides of the face, just below and in front of the ears. Deficiency affects the eyes, causing night blindness, xerophthalmia (dryness and thickening of the cornea), and eventually total blindness. This type of metabolism is called fermentation and occurs entirely in the cytoplasm. Gastrointestinal system questions If you're seeing this message, it means we're having trouble loading external resources on our website. E. All statements describe the esophagus. Thus, absorbed products of digestion (except fat) go straight to the liver and not to the heart. 57. Deficiency of vitamin D (sources – milk, egg yolk and liver) leads to rickets. Pancreatic juice and hormones of pancreas are produced by. Enamel is smooth, white being rich in minerals containing calcium, especially apatite and secreted by cells of ectodermal origin called ameloblasts of the oral epithelium and protects the underlying dentine of the tooth. As you have seen before, the structure of the different organs will vary according to their functions A: The serous part of saliva, produced mainly by the parotid and submandibular glands, contains a digestive enzyme called salivary amylase. The greatest volume of gastric secretion occurs during: B: The gastric phase is the period of greatest gastric secretion. Download Full PDF Package. 34. They lie immediately below the mucous membrane in the floor of the oral cavity. 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. Chemical digestion of protein begins in the . 13. Stool of a person is whitish grey coloured due to malfunction of which of the following organ? Vitamin D facilitates absorption of calcium and phosphorus by intestine and their retention in the body and deposition in bones. CCK, also acts on vagal neurons leading back to the medulla oblongata which give a satiety signal (i.e., “that’s enough food for now”). However, in this case, the end products are ethanol and carbon dioxide, and there is no net oxidation of the glucose. As an outpatient department nurse, she is a seasoned nurse in providing health teachings to her patients making her also an excellent study guide writer for student nurses. (c): Pellagra is a disease that occurs due to deficiency of vitamin nicotinamide. Rennin converts caesinogen into calcium paracaesinate in the presence of calcium ions. Which one of the factors required for the maturation of erythrocytes? 20. 24. Its mucosa is raised into numerous microscopic projections called the villi. 56. Its deficiency in the body causes pellagra which is characterized by dermatitis (skin inflammation), diarrhoea and dementia (nervous disorder). Enterokinase is an enzyme that converts trypsinogen (a proenzyme) into trypsin. Select all that apply. 56. (b): Vitamin B complex is a group of water soluble vitamins that characteristically serve as components of coenzymes. 55. To take in and break down food for use by the body. Digestive System MCQ questions quiz on Digestive System objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. Osteoblasts are the bone forming cells. It requires carrier molecules and includes facilitated diffusion, cotransport, and active transport. Download with Google Download with Facebook. Marianne is a staff nurse during the day and a Nurseslabs writer at night. 57 Questions with Answers and Explanations on “Digestive System and Nutrition” for Biology Students. (b): The polysaccharide which is synthesized and stored in the liver is glycogen. The usable materials are sent to the body's cells as food. All of these are among the four tunics found throughout the digestive tract EXCEPT: A. Mucosa A deficiency of calcium in the blood may lead to tetany. Mcq And Answers On Git System Physiology Getting the books mcq and answers on git system physiology now is not type of inspiring means. 48. Cholecystokinin (CC’K), a mixture of peptides, is secreted by cells in the duodenum when they are exposed to food. (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. D. It has upper and lower sphincters. E: The tongue is a large, muscular organ that occupies most of the oral cavity. Duct leading from parotid gland and opening into vestibule is. Anaemia is caused due to deficiency of folic acid (sources – yeast, liver, fish, green vegetables) or vitamin B12 (sources – liver, eggs, meat, fish) or iron (egg yolk, spinach). Carrot and ripe papayas are rich sources of vitamin A so these should be eaten in deficiency of rhodopsin in eye. git version questions and It will enormously squander the time. The digestive system provides the body with water, electrolytes, and other nutrients. The sight, smell, and taste of food stimulate parasympathetic nervous system reflexes, which increase the secretion of gastric juice by the stomach glands. Deficiency of vitamin K, an anti-haemorrhagic factor causes delayed blood clotting in case of injuries. B, (pantothenic acid), B12 nicotinic acid, folic acid, biotin and B12. A: The cephalic phase of stomach secretion is anticipatory and prepares the stomach to receive food. Its symptoms are underweight, stunted growth, poor brain development, loss of appetite, anaemia, protuding beliy slender legs and bulging eyes. It converts milk protein casein into calcium paracaseinate. 47. 51. If loading fails, click here to try again. A. Parotid 26. Folic acid deficiency leads to anaemia and failure of RBCs to mature. (a): Deficiency of rhodopsin in eyes occurs due to deficiency of vitamin A. Digestive System MCQs Inner circular and outer longitudinal layers are characteristic of the ____ layer of the digestive tract. Which one of the following vitamins can be synthesized by bacteria inside the gut? Deficiency of riboflavin (vitamin B2) causes inflammation of eyes, sores on the lips and skin diseases. 23. Stool of a person is whitish grey coloured due to malfunction of the following organ? (d): Zymogen or chief cells are present in the fundic part of stomach. Which statement about the esophagus is TRUE? Its deficiency causes pellagra which is characterized by three D’s such as diarrhoea, dermatitis (skin inflammation) and dementia (nervous disorder). (d): Deficiency of vitamin B, leads to inflammation of eyes, sores on the lips and skin diseases. It was from reliable on line source You have remained in right site to begin getting this info. The esophagus or gullet, runs from the pharynx through the diaphragm to the stomach. Types of 6. Free PDF. The activities of the large intestine are food breakdown and absorption and defecation. What happens to that cheeseburger and fries (or, we hope, that whole wheat bread and green salad) you had for lunch? A web site to accompany the McGraw-Hill college textbook Hole's Human Anatomy & Physiology, 9/e by Shier, Butler, and Lewis Other anatomy and physiology study guides: Nurseslabs.com is an education and nursing lifestyle website geared towards helping student nurses and registered nurses with knowledge for the progression and empowerment of their nursing careers. Physiology (MCQs) Model Paper MCQ.11 A blood transfusion reaction is likely to occur if a patient with blood group A+ is transfused with blood of group: a) A+ b) A- c) O+ d) O- e) AB- Key: e Topic Specification: Blood Groups MCQ.12 In a nerve fiber, inactivation of sodium channels gives rise to: a) Absolute refractory period. What is common among amylase, rennin and trypsin? It breaks large food particles into smaller ones. Deficiency of vitamin B12 (important in cellular oxidation) causes hyporiboflavinosis. 48. Create a free account to download. 28. Nurse Salary 2020: How Much Do Registered Nurses Make. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. 30. The activities that occur in the mouth, pharynx, and esophagus are food ingestion, food breakdown, and food propulsion. However, it has salts, namely, sodium glycocholate and sodium taurocholate. If this activity does not load, try refreshing your browser. She is a registered nurse since 2015 and is currently working in a regional tertiary hospital and is finishing her Master's in Nursing this June. 1. Pharmacy (B230) Academic year. High cholesterol is harmful for the body. Download Free PDF. Typically, questions from various competitive exams are based on facts and definitions.

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