Description : The digestive system, also known as systema digestorium , or gastrointestinal system, is composed of the digestive tube organs plus the digestive adnexal glands. The digestive tube is composed of mouth ... (caecum, colon, rectum) and anus. Digestion System - Image Diversity: human digestive system
Last Answer : What are peristaltic movements? What is their role in human digestion?
Description : 12. What is characteristic of the oral route? a) Fast onset of effect b) Absorption depends on GI tract secretion and motor function c) A drug reaches the blood passing the liver d) The sterilization of medicinal forms is obligatory
Last Answer : b) Absorption depends on GI tract secretion and motor function
Description : A Candida albicans infection of the intestine, vagina, or oral cavity are commonly treated with a. cefotaxime. b. vidarabine. c. streptomycin. d. nystatin.
Last Answer : d. nystatin.
Description : The fungus Candida albicans has been known to infect a. The human intestine. b. The mucous membranes of the oral cavity. c. The female vagina. d. All the above (a-c) are correct.
Last Answer : d. All the above (a-c) are correct.
Description : One of the most excessive diarrheas of the GI tract is associated with which of the following poisonings or diseases? a. Staphylococcal food poisoning b. Typhoid fever c. Cholera d. Campylobacteriosis
Last Answer : c. Cholera
Description : What part of the GI tract contains the largest population of microorganisms (micro biota)? a. Colon b. Jejunum c. Duodenum d. Stomach
Last Answer : a. Colon
Description : Resistance to disease in the passageways of the respiratory and gastrointestinal tract is dependent on antibodies in the class _____. a. IgG b. IgA c. IgE d. IgM
Last Answer : b. IgA
Description : These viruses multiply first in the tonsils and then the lymphoid tissues of the gastrointestinal tract. a. Rabies virus b. Rotavirus c. Polio virus d. Hepatitis A virus
Last Answer : c. Polio virus
Description : Shigellosis is primarily a disease of the _____. a. Nervous System b. Blood c. Respiratory Tract d. Gastrointestinal Tract
Last Answer : d. Gastrointestinal Tract
Description : (a) Draw a diagram to show the nutrition in Amoeba and label the parts used for this purpose. Mention any other purpose served by this part other than nutrition. (b) Name the glands associated ... mention their role. (c) How is required pH maintained in the stomach and small intestine? -Biology
Last Answer : Answer.(a) Pseudopodia serves the purpose of locomotion apart from nutrition. (b) The salivary gland is associated with digestion of starch in human digestive tract. It secretes saliva which contains ... juice from liver makes the food alkaline in small intestine for the pancreatic enzymes to act.
Description : The absorption of glucose in the digestive tract (A) Occurs in the small intestine (B) Is stimulated by the hormone Glucagon (C) Occurs more rapidly than the absorption of any other sugar (D) Is impaired in cases of diabetes mellitus
Last Answer : A
Description : Although TPN has major beneficial effects to the patient and specific organ systems, TPN has a downside which is related to intestinal disuse. Which of the following statement(s) is/are true concerning the ... from the gut is increased d. Effects of TPN on the gut may lead to multiple organ failure
Last Answer : Answer: a, b, c, d A number of studies have examined the effects of TPN on intestinal function and immunity. Although most of these studies have been done in animal models, ... the release of bacteria and/or cytokines leading to pronounced systemic responses and possibly multiple organ failure
Description : What are the functions of each organ of the gastrointestinal tract? -Biology
Last Answer : answer:
Description : Target tissue of insulin is (A) Red blood cells (B) Renal tubular cells (C) GI tract epithelial cells (D) Liver
Last Answer : Answer : D
Description : Which of the following statements is correct in relation to the endocrine system? (a) Non-nutrient chemicals produced by the body in trace amounts that act as intercellular messenger are known as ... in the body like gastrointestinal tract, heart, kidney and liver do not produce any hormones.
Last Answer : (a) Non-nutrient chemicals produced by the body in trace amounts that act as intercellular messenger are known as hormones.
Description : Adrenaline is inactive orally because it is: A. Not absorbed from the gastrointestinal tract B. Destroyed by gastric acid C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation D. Taken up by adrenergic nerve endings of the intestinal wall, liver and lungs
Last Answer : C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation
Description : Which one of the following does not secrete any digestive enzyme? (1) Liver (2) Salivary gland (3) Glands of small intestine (4) Pancreas
Last Answer : (1) Liver Explanation: Digestive enzymes are enzymes that break down polymeric macromolecules into their smaller building blocks, in order to facilitate their absorption by the body. Digestive enzymes are ... (small and large) secretions, or as part of the lining of the gastrointestinal tract.
Last Answer : Liver
Description : Which of the following statements about the role of the gut in shock and sepsis are true? A. Selective decontamination of the digestive tract with the use of oral antibiotics has been ... As compared with parenteral nutrition, enteral nutrition is associated with a reduction in septic morbidity.
Last Answer : Answer: BCD DISCUSSION: The gut has a vital role in the pathophysiology of shock. The splanchnic circulation is very vulnerable to the circulatory redistribution that occurs in shock, thus, gut ... , enteral feeding is more cost effective and is associated with a lower rate of septic morbidity
Description : Treponema species from human oral cavity can be selected by using A- pH of the medium B- .incubation temperature C- cell size and motility D- all of these
Last Answer : cell size and motility
Description : Answer: e The role of nutritional support in the cancer patient remains an important component of overall therapy. Preoperative nutritional support should be given only to those patients who ... of bowel rest; this atrophy is not reversed by currently available total parenteral nutrition solutions
Last Answer : Which of the following hormones can be expected to be released as part of the stress response? a. Antidiuretic hormone (ADH) b. Aldosterone c. Insulin d. Epinephrine nswer: a, b, d ... This hormone has the exact opposite effect of insulin, which promotes glucose storage and uptake by the cells
Description : From the internal surface to the external surface, the digestive tube wall is made of mucosa (epithelial tissue responsible for the intestinal absorption), submucosa (connective tissue beneath the ... within the abdominal cavity. Digestion System - Image Diversity: histology of the digestive tube
Last Answer : What is the location of the salivary glands in humans?
Description : Hepatitis affects which organ of the human body? (1) Liver (2) Pancreas (3) Spleen (4) Small intestine
Last Answer : (1) Liver Explanation: Hepatitis refers to an inflammatory condition of the liver. It is commonly caused by a viral infection. Other causes include heavy alcohol use, certain medications, toxins, other infections, and ... . There are five main types of viral hepatitis; type A, B, C, D, and E.
Description : Inside which organ is the gallbladder located? A. Pancreas B. Liver (Answer) C. Kidney D. Small intestine
Last Answer : B. Liver (Answer)
Description : Glucose is carried from digestive tract to liver by
Last Answer : Glucose is carried from digestive tract to liver by A. Hepatic artery B. Hepatic portal vein C. Pulmonary vein D. None of the above
Description : The circulatory route that runs from the digestive tract to the liver is called: B A. Cornnary circulation B. Hepatic portal circulation C. Pulmonary circulation D. Systemic circulation
Last Answer : Hepatic portal circulation
Description : Acid secretion is characteristic of - (1) Buccal cavity (2) Stomach (3) Small intestine (4) Large intestine
Last Answer : (2) Stomach Explanation: The stomach is famous for its secretion of hydrochloric acid. It is secreted from parietal cells into the lumen where it establishes an extremely acidic ... acid is important for activation of pepsinogen and inactivation of ingested microorganisms such as bacteria.
Description : Acid secretion is characteristic of (1) Buccal cavity (2) Stomach (3) Small intestine (4) Large intestine
Last Answer : Stomach
Description : Select the correct statement . (a) Salivery glands situated just outside the buccal cavity. (b) Liver is the largest digestive gland. (c ) Hepatic duc
Last Answer : Select the correct statement . (a) Salivery glands situated just outside the buccal cavity. (b) Liver is the largest ... C. b,c & d D. a,b & c
Description : Enzyme arginase is found in (a) Mouth cavity (b) Stomach (c) Intestine (d) Liver
Last Answer : (d) Liver
Description : Which one of the following characteristics pertains to hepatitis A? a. Transmission is by the fecal-oral route. b. The incubation period is 2 to 4 weeks. c. It is an acute, inflammatory liver disease. d. All of the above (A—C) are correct.
Last Answer : d. All of the above (A—C) are correct.
Description : Which organ has finger like outgrowths which are called as Villi (Singular Villus)? (1) Large Intestine (2) Bladder (3) Small Intestine (4) Stomach
Last Answer : (3) Small Intestine Explanation: The inner walls of the small intestine have thousands of finger-like outgrowths called villi (singular villus). The villi increase the absorption of the digested food.
Description : Where does chemical digestion of carbohydrates begin in the GI tract?
Last Answer : mouth
Description : Which of the following statement(s) is/are true concerning the effects of MOFS? a. Pulmonary dysfunction tends to arise early and may resolve within 7 to 10 days b. Unless the precipitating ... infection, most commonly pulmonary, is a common complication providing a second hit to the patient
Last Answer : Answer: a, b, d Pulmonary dysfunction typically arises early in the development of systemic inflammation and may represent mild relatively localized acute lung injury or it may be a prelude ... is marked by progressive rise in serum bilirubin levels after a latent period of several days
Description : Crohn's disease is a condition of malabsorption caused by a) inflammation of all layers of intestinal mucosa. Crohn's disease is also known as regional enteritis and can occur ... to lactose intolerance. d) gastric resection. Postoperative malabsorption occurs after gastric or intestinal resection.
Last Answer : a) inflammation of all layers of intestinal mucosa. Crohn’s disease is also known as regional enteritis and can occur anywhere along the GI tract, but most commonly at the distal ileum and in the colon.
Description : 04. The main mechanism of most drugs absorption in GI tract is: a) Active transport (carrier-mediated diffusion) b) Filtration (aqueous diffusion) c) Endocytosis and exocytosis d) Passive diffusion (lipid diffusion)
Last Answer : PHARMACOKINETICS
Description : The organ which stores carbohydrates as glycogen in the human body is - (1) Intestine (2) Stomach (3) Pancreas (4) Liver
Last Answer : (4) Liver Explanation: Glycogen is a multi-branched polysaccharide that serves as a form of energy storage in animals and fungi. In humans, glycogen is made and stored primarily in the cells ... secondary long-term energy storage (with the primary energy stores being fats held in adipose tissue).
Description : _______ organ participates maximum in cholesterol Biosynthesis. a. Liver. b. Intestine. c. Skin. d. Adrenal Cortex
Last Answer : a. Liver.
Description : The organ which stores carbohydrates as glycogen in the human body is (1) Intestine (2) Stomach (3) Pancreas (4) Liver
Description : The site where complete digestion of carbohydrates, proteins and fats takes place is called – (1) Liver (2) Stomach (3) Large Intestine (4) Small Intestine
Last Answer : (4) Small Intestine Explanation: The small intestine is the site of the complete digestion of carbohydrates, proteins and fats. It receives the secretions of the liver and pancreas for this purpose.
Description : Roundworm is a human parasite found in the (1) Small intestine (2) Liver (3) Stomach (4) Large intestine
Last Answer : (4) Large intestine Explanation: Roundworms, or nematodes, are a group of invertebrates (animals having no backbone) with long, round bodies. Most parasitic roundworm eggs or larvae (immature form) are ... to the mouth. The eggs or larvae also can enter the human body directly through the skin.
Description : In humans , most nutrient molecules are absorbed by the ? A. Small intestine (Answer) B. Stomach C. Liver D. Large intestine E. None of these
Last Answer : A. Small intestine (Answer)
Description : Digestion of food is completed in the -----? A. small intestine (Answer) B. large intestine C. stomach D. Liver
Last Answer : A. small intestine (Answer)
Description : Brunner's glands are present in (a) Stomach (b) Liver (c) Small intestine (d) Large intestine
Last Answer : (c) Small intestine
Last Answer : Large intestine