Description : Oxyntic cell is meant for the secretion of (1) Pepsin (2) Enterokinase (3) Hydrochloric acid (4) Lactic acid
Last Answer : (3) Hydrochloric acid Explanation: Parietal cells (also known as oxyntic cells), are the epithelial cells that secrete hydrochloric acid (HCL) and intrinsic factor. These cells are located in ... an extensive secretory network from which the HCL is secreted by active transport into the stomach.
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 : Match the items given in column I with those in column II and choose the correct option. Column I Column II A. Rennin (i) Vitamin B12 B. Enterokinase (ii) Facilitated transport C. Oxyntic cells (iii)Milk proteins D. Fructose (iv) ... ii (c) A-iv, B-iii, C-ii, D-i (d) A-iii, B-iv, C-i, D-ii
Last Answer : (d) A-iii, B-iv, C-i, D-ii
Description : Pepsin in stomach is produced by (a) Parietal cells(b) Oxyntic cells (c) Zymogenic cells (d) All
Last Answer : (c) Zymogenic cells
Description : Pepsinogen is converted to active pepsin by (A) HCl (B) Bile salts (C) Ca++ (D) Enterokinase
Last Answer : Answer : A
Description : Which enzyme converts proteins? (1) Pepsin (2) Trypsin (3) Erepsin (4) Enterokinase
Last Answer : (2) Trypsin Explanation: Trypsin is a serine protease found in the digestive system of many vertebrates, where it hydrolyses proteins. Trypsin in the duodenum catalyses the hydrolysis of peptide ... then be further hydrolyzed into amino acids by other proteases before they enter the blood stream.
Description : The enzyme enterokinase helps in conversion of (a) protein into polypeptides (b) trypsinogen into trypsin (c) caseinogen into casein (d) pepsinogen into pepsin.
Last Answer : (b) trypsinogen into trypsin
Description : Which of the following converts inactive pepsinogen into active pepsin : (a) HCI (b) Mucous (c) Hormone (d) Enterokinase
Last Answer : (a) HCI
Description : Identify the cells whose secretion protects the lining of gastro-intestinal tract from various enzymes. (a) Duodenal cells (b) Chief cells (c) Goblet cells (d) Oxyntic cells
Last Answer : (c) Goblet cells
Description : what body tissue produces pepsin and hydrochloric acid -Biology
Last Answer : answer:
Description : Absorption of Vitamin B12 requires the presence of (A) Pepsin (B) Hydrochloric acid (C) Intrinsic factor (D) Boh (B) and (C)
Last Answer : Answer : D
Description : If the stomach did not produce any hydrochloric acid, which enzyme will not function? (1) Ptyalin (2) Rennin (3) Pepsin (4) Lipase
Last Answer : (3) Pepsin Explanation: Hydrochloric acid converts pepsinogen into an enzyme called pepsin. When food enters the stomach, hydrochloric acid production increases and the pH may fall to as low as 1 or 2, a very acidic condition.
Description : Vinegar is acidic in nature due to the presence of (a) vanillic acid (b) lactic acid (c) hydrochloric acid (d) acetic acid
Last Answer : Ans:(d)
Description : Which of the following acids serves as an electrolyte in a lead storage battery? (1) Sulphuric acid (2) Lactic acid (3) Hydrochloric acid (4) Nitric acid
Last Answer : (1) Sulphuric acid Explanation: Dilute sulfuric acid (H2SO4) serves as the electrolyte in a lead-acid battery. Dilute sulfuric acid used for lead acid battery has ratio (to water) of 3:1 other components of the battery include: Lead peroxide (PbO2) and Sponge lead (Pb).
Description : Into which of the following acids is glucose broken down in the first stage of carbohydrate metabolism? Is it: a) pyruvic acid (pie-rue-vick acid) b) lactic acid c) hydrochloric acid d) citric acid
Last Answer : ANSWER: A -- PYRUVIC ACID
Last Answer : Sulphuric acid
Description : Sucralfate promotes healing of duodenal ulcer by: A. Enhancing gastric mucus and bicarbonate secretion B. Coating the ulcer and preventing the action of acid-pepsin on ulcer base C. Promoting regeneration of mucosa D. Both ‘A’ and ‘B’ are correct
Last Answer : B. Coating the ulcer and preventing the action of acid-pepsin on ulcer base
Description : Name the hormone which increases the secretion of pepsinogen and hydrochloric acid from gastric glands.
Last Answer : Name the hormone which increases the secretion of pepsinogen and hydrochloric acid from gastric glands.
Description : When gastric analysis testing reveals excess secretion of gastric acid, which of the following diagnoses is supported? a) Duodenal ulcer Patients with duodenal ulcers usually secrete an excess ... anemia Patients with pernicious anemia secrete no acid under basal conditions or after stimulation.
Last Answer : a) Duodenal ulcer Patients with duodenal ulcers usually secrete an excess amount of hydrochloric acid.
Description : Which of the following terms describes a gastric secretion that combines with vitamin B-12 so that it can be absorbed? a) Intrinsic factor Lack of intrinsic factor is a common finding in the aged ... in protein digestion. d) Trypsin Trypsin is an enzyme that aids in the digestion of protein.
Last Answer : a) Intrinsic factor Lack of intrinsic factor is a common finding in the aged patient.
Description : HCI is secreted by (a) Zymogen cells (b) Peptic cell (c) Oxyntic cells (d) None of these
Last Answer : Ans:(c)
Description : 5. Lac operon transcribed when a) lactose is needed by the cell b) lactose is available to the cell c) lactic acid is needed by the cell d) lactic acid is available to the cell
Last Answer : b) lactose is available to the cell
Description : Testosterone is produced by (a) sertoli cells (b) Leydig’s cells (c) oxyntic cells (d) pituitary gland.
Last Answer : (b) Leydig’s cells
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 : Which one of the following statements is true regarding digestion and absorption of food in humans? (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions ... amylase in our mouth. (d) Oxyntic cells in our stomach secrete the proenzyme pepsinogen.
Last Answer : (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na
Description : Which of the following statements is not correct? (a) Oxyntic cells are present in the mucosa of stomach and secrete HCl. (b) Acini are present in the pancreas and secrete carboxypeptidase. (c ... and secrete pepsinogen. (d) Goblet cells are present in the mucosa of intestine and secrete mucus
Last Answer : (c) Brunner’s glands are present in the submucosa of stomach and secrete pepsinogen.
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 : HCI is Produced by (a) Oxyntic cells (b) Chief cells (c) Argentophilic cells {d) None of the above
Last Answer : (a) Oxyntic cells
Description : Zymogen cells are also called (a) Mast cells (b) Oxyntic cells (c) Chief cells (d) None of these
Last Answer : (c) Chief cells
Description : Which of the following process will be affected by the absence of enterokinase ?
Last Answer : Which of the following process will be affected by the absence of enterokinase ? A. Lipide `rarr ... `rarr` Dipeptide D. Amylose `rarr` Maltose
Description : The main digestive function of enterokinase is
Last Answer : The main digestive function of enterokinase is A. conversion of pepsinogen into pepsin B. ... of the gastric glands to secrete gastric juice
Description : Enterokinase stimulates which of the following `:-`
Last Answer : Enterokinase stimulates which of the following `:-` A. Pepsinogen B. trypsin C. Pepsin D. Trypsinogen
Description : Enterokinase is secreted by
Last Answer : Enterokinase is secreted by
Description : The zymogen from trypsinogen of pancreatic juice is converted to active trypsin by (A) Peisin (B) Enterocrinin (C) Enterokinase (D) Rennin
Last Answer : Answer : C
Description : Trypsinogen is converted to active trypsin by (A) Enterokinase (B) Bile salts (C) HCl (D) Mg++
Description : HIV often changes its shape due to the presence of an enzyme called (1) Reverse Transcriptase (2) Enterokinase (3) Nucleotidase (4) Nucleoditase
Last Answer : (1) Reverse Transcriptase Explanation: Use of the reverse transcriptase enzyme is a unique characteristic of retroviruses such as HIV. After the virus releases its genetic material into a host cell, ... viral RNA into a complementary piece of DNA. This process is known as 'reverse transcription'.
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 : Release of pancreatic juice is stimulated by (a) enterokinase (b) cholecystokinin (c) trypsinogen (d) secretin
Last Answer : d) secretin.
Description : One of the constituents of the pancreatic juice which is poured into the duodenum in humans is (a) trypsinogen (b) chymotrypsin (c) trypsin (d) enterokinase.
Last Answer : (a) trypsinogen
Description : Which one is not enzyme (a) Trypsin (b) Lipase (c) Enterokinase (d) Enterocrinin
Last Answer : (d) Enterocrinin
Description : Trypsinogen is converted into active Trypsin by : (a) Mucus (b) Bile juice (c) Enterokinase (d) Hormone
Last Answer : (c) Enterokinase
Description : Enterokinase is (a) Enzyme (b) Hormone (c) Vitamin (d) None
Last Answer : (a) Enzyme
Last Answer : Reverse Transcriptase
Description : The following class of gastric antisecretory drug also reduce gastric motility and have primary effect on juice volume, with less marked effect on acid and pepsin A. Histamine H2 blockers B. Anticholinergics C. Proton pump inhibitors D. Prostaglandins
Last Answer : B. Anticholinergics
Description : What is meant by cellular secretion ?
Last Answer : Cell secretion is the elimination to the exterior of substances produced by the cell (for example, hormones, mucous, sweat, etc.)
Description : What does lactic acid do for your body?
Last Answer : I’ve always thought lactic acid is used for muscles strengthening…
Description : Can someone explain lactic acid to me?
Last Answer : Lactic Acid; first paragraph
Description : Explain lactic acid fermentation. -Biology