Description : Gastric hormone is produced by (a) Parietal cells (b) Argentophitic cells (c) Basal cells (d) Peptic cells
Last Answer : (b) Argentophitic cells
Description : Omeprazole exerts practically no other action except inhibition of gastric acid secretion because: A. It transforms into the active cationic forms only in the acidic pH of the gastric juice B. Its ... forms are unable to diffuse out from the gastric parietal cell canaliculi D. All of the above
Last Answer : D. All of the above
Description : Oxyntic cells produce HCL, these are also known as (a) Parietal cells (b) Peptic cells (c) Both (d) None
Last Answer : (a) Parietal cells
Description : The hormone that stimulates the stomach to secrete gastric juice is (a) enterokinase (b) enterogastrone (c) gastrin (d) renin
Last Answer : (c) gastrin
Description : Which of the following medications represents the category proton (gastric acid) pump inhibitors? a) Omeprazole (Prilosec) Omeprazole decreases gastric acid by slowing the hydrogenpotassium-adenosine ... antagonist. d) Metronidazole (Flagyl) Metronidazole is an antibiotic, specifically an amebicide.
Last Answer : a) Omeprazole (Prilosec) Omeprazole decreases gastric acid by slowing the hydrogenpotassium-adenosine-triphosphatase pump on the surface of the parietal cells.
Description : HCI is secreted by (a) Zymogen cells (b) Peptic cell (c) Oxyntic cells (d) None of these
Last Answer : Ans:(c)
Description : All of the following statements about pancreatic somatostain are true except (A) It is secreted by δ cells of islets of Langerhans (B) It stimulates the secretion of gastrin (C) It inhibits the secretion of secretin (D) It inhibits the secretion of cholecystokininpancreozymin
Last Answer : Answer : B
Description : In the stomach, gastric acid is secreted by the
Last Answer : In the stomach, gastric acid is secreted by the A. gastrin secreting cells B. parietal cells C. peptic cells D. acidic cells
Description : What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?
Last Answer : What will happen if the secretion of parietal cells of gastric glands is blocked with an ... D. Gastric juice will be deficient in pepsinogen
Description : What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor? (a) In the absence of HCl secretion, inactive pepsinogen is not converted into the active ... c) Gastric juice will be deficient in chymosin. (d) Gastric juice will be deficient in pepsinogen.
Last Answer : (a) In the absence of HCl secretion, inactive pepsinogen is not converted into the active enzyme pepsin.
Description : Which of the following gastric cells indirectly help in erythropoiesis? (a) Chief cells (b) Mucous cells (c) Goblet cells (d) Parietal cells
Last Answer : (d) Parietal cells
Description : If for some reason the parietal cells of the gut epithelium become partially non-functional, what is likely to happen? (a) The pancreatic enzymes and specially the trypsin and lipase will ... more effective. (d) Proteins will not be adequately hydrolysed by pepsin into proteoses and peptones.
Last Answer : (d) Proteins will not be adequately hydrolysed by pepsin into proteoses and peptones.
Description : Pepsin in stomach is produced by (a) Parietal cells(b) Oxyntic cells (c) Zymogenic cells (d) All
Last Answer : (c) Zymogenic cells
Description : The following is true of anti-H.pylori therapy except: A. It is indicated in all patients of peptic ulcer B. Resistance to any single antimicrobial drug develops rapidly C. Concurrent ... efficacy of the regimen D. Colloidal bismuth directly inhibits H.pylori but has poor patient acceptability
Last Answer : A. It is indicated in all patients of peptic ulcer
Description : Choose the correct statement about colloidal bismuth subcitrate: A. It causes prolonged neutralization of gastric acid B. It has anti-H.pylori activity C. It relieves peptic ulcer pain promptly D. All of the above are correct
Last Answer : B. It has anti-H.pylori activity
Description : What is true of acid control therapy with H2 blockers: A. It generally heals duodenal ulcers faster than gastric ulcers B. It checks bleeding in case of bleeding peptic ulcer C. It prevents gastroesophageal reflux D. Both ‘A’ and ‘B’ are correct
Last Answer : A. It generally heals duodenal ulcers faster than gastric ulcers
Description : Choose the drug which blocks basal as well as stimulated gastric acid secretion without affecting cholinergic, histaminergic or gastrin receptors: A. Famotidine B. Loxatidine C. Omeprazole D. Pirenzepine
Last Answer : C. Omeprazole
Description : Acid secretion of stomach is stimulated by (a) Gastrin (b) Histamine (c) Vagus nerve (d) All the above
Last Answer : (d) All the above
Description : Hydrochloric acid is secreted by the cells lining the – (1) Oral cavity (2) Stomach (3) Ileum (4) Colon
Last Answer : (2) Stomach Explanation: The chief cells of the stomach secrete enzymes for protein breakdown (inactive pepsinogen and rennin). Hydrochloric acid activates pepsinogen into the enzyme pepsin, which then helps digestion by breaking the bonds linking amino acids, a process known as proteolysis.
Description : Hydrochloric acid is secreted by the cells lining the (1) Oral cavity (2) Stomach (3) Ileum (4) Colon
Last Answer : Stomach
Description : The following statement is true about misoprostol: A. It relieves peptic ulcer pain, but does not promote ulcer healing B. It heals nonsteroidal antiinflammatory drug induced gastric ulcer not responding ... side effects than H2 blockers D. It is the most effective drug for preventing ulcer relapse
Last Answer : B. It heals nonsteroidal antiinflammatory drug induced gastric ulcer not responding to H2 blockers
Description : Gastric Secretion is regulated by the hormone: (A) Glucagon (B) Gastrin (C) Epinephrin (D) ACTH
Description : Gastrin stimulates (A) Gastric motility (B) Gastric secretion (C) Both (A) and (B) (D) None of these
Last Answer : Answer : C
Description : Gastric secretion is stopped by hormone (a) enterogastrone (b) gastrin (c) pancreozymin (d) cholecystokinin
Last Answer : (a) enterogastrone
Description : Secretion of gastric juice is stopped by (a) gastrin (b) pancreozymin (c) cholecystokinin (d) enterogastrone
Last Answer : (d) enterogastrone.
Description : Histamine H2 blockers attenuate the gastric secretory response to acetylcholine and pentagastrin as well because: A. H2 blockers block gastric mucosal cholinergic and gastrin receptors as well B. H2 ... acetylcholine and gastrin all act through the phospholipase C-IP3:DAG pathway in gastric mucosa
Last Answer : C. Acetylcholine and gastrin act partly by releasing histamine in gastric mucosa
Description : One of the following inhibits the secretion of gastric juices (a) Enterogastrone (b) Secretin (c)C C K (d) Gastrin
Last Answer : (a) Enterogastrone
Description : Secretion of gastrin is evoked by (A) Entry of food into stomach (B) Vagal stimulation (C) Lower aliphatic alcohols (D) All of these
Last Answer : Answer : D
Description : Assertion : The mantel of pearl oyster is three - layred. Reason : Nacre- secreting cells are present just below the nacreous layer .
Last Answer : Assertion : The mantel of pearl oyster is three - layred. Reason : Nacre- secreting cells are present ... D. If both Assertion and Reason are false.
Description : Histamine secreting cells are found in (a) connective tissues (b) lungs (c) muscular tissue (d) nervous tissue
Last Answer : (a) connective tissues
Description : Natural killer (NK) cells kill by secreting a. Lysozymes. b. Granzymes. c. Defensins. d. Interferons.
Last Answer : b. Granzymes.
Description : The acid which is secreted by the glands in the stomach wall is – (1) sulphuric acid (2) hydrochloric acid (3) nitric acid (4) phosphoric acid
Last Answer : (2) hydrochloric acid Explanation: Gastric acid is a digestive fluid, formed in the stomach. It has a pH of 1.5 to 3.5 and is composed of hydrochloric acid (HCl) (around 0.5%, ... enzymes, and making ingested proteins unravel so that digestive enzymes can break down the long chains of amino acids.
Description : The acid which is secreted by the glands in the stomach wall is (1) sulphuric acid (2) hydrochloric acid (3) nitric acid (4) phosphoric acid
Last Answer : hydrochloric acid
Description : Weakly acidic drugs: A. Are bound primarily to α1 acid glycoprotein in plasma B. Are excreted faster in alkaline urine C. Are highly ionized in the gastric juice D. Do not cross blood-brain barrier
Last Answer : B. Are excreted faster in alkaline urine
Description : Payers patches are (C.P.M.T.89) (a) Lymph nodules in intestine (b) Mucus cells of gastric gland (c) Gastric pits of stomach (d) None of the above
Last Answer : (a) Lymph nodules in intestine
Description : Human urine is usually acidic because (a) potassium and sodium exchange generates acidity (b) hydrogen ions are actively secreted into the filtrate (c) the sodium transporter exchanges one hydrogen ion for each sodium ion, in peritubular capillaries (d) excreted plasma proteins are acidic.
Last Answer : (b) hydrogen ions are actively secreted into the filtrate
Description : If the some reason the parietal cells of the gut epithelium become partially non-functional, what is likely to happen
Last Answer : If the some reason the parietal cells of the gut epithelium become partially non-functional, ... the trypsin and lipase will not work efficiently
Description : Wall of blood capillary is formed of (a) haemocytes (b) parietal cells (c) endothelial cells (d) oxyntic cells.
Last Answer : c) endothelial cells
Description : Why is small intestine in herbivores longer than in carnivores ? (b) What will happen if mucus is not secreted by the gastric glands ? -Science
Last Answer : Herbivores eat only plants so they need a longer small intestine to allow the cellulose present in the plants to be digested completely. (b) If mucus is not secreted, hydrochloric acid will cause the erosion of inner lining of stomach leading to the formation of ulcers in the stomach.
Description : All of the following statements about cholecystokinin pancreozymin are true except (A) It is secreted by mucosa of small intestine (B) It stimulates secretion of pancreatic juice rich in enzymes (C) It stimulates contraction of gall bladder (D) It inhibits gastric motility
Description : Decrease in absorption of which of the following vitamins in the geriatric patient results in pernicious anemia? a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for ... results in an inability to absorb calcium. d) B6 Vitamin B6 affects neuromuscular function.
Last Answer : a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for absorption.
Description : What refers to painful sores that result when gastric acid attacks the stomach wall?
Last Answer : The general term is a stomach ulcer.
Description : How is the gastric mucosa protected from the acid pH of the stomach?
Last Answer : The gastric epithelium is mucus secretory, i.e., it produces mucus. The mucus covers the stomach wall preventing corrosion by the gastric juice.
Description : Of the following categories of medications, which is used in combination with bismuth salts to eradicate Helicobacter pylori? a) Antibiotics Antibiotics and bismuth salts are given to eradicate ... antagonists Histamine-2 receptor antagonists are given to decrease the acid secretion in the stomach.
Last Answer : a) Antibiotics Antibiotics and bismuth salts are given to eradicate H. pylori.
Description : Choose the correct statement about H2 receptor blockers: A. They are the most efficacious drugs in inhibiting gastric acid secretion B. They cause fastest healing of duodenal ulcers C. They prevent stress ulcers in the stomach D. They afford most prompt relief of ulcer pain
Last Answer : C. They prevent stress ulcers in the stomach
Description : What is the name of the hormone secreting organ ?
Last Answer : : The name of the hormone-releasing organ is the gallbladder body.