From which of the following, pepsin is secreted

From which of the following, pepsin is secreted
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From which of the following, pepsin is secreted A. Lungs B. Stomach C. Salivary gland D. Sebaceous gland
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Which one of the following pairs of chemical substances, is correctly categorised? (a) Calcitonin and thymosin - Thyroid hormones (b) Pepsin and prolactin - Two digestive enzymes secreted in stomach (c) Troponin and myosin - Complex proteins in striated muscles (d) Secretin and rhodopsin - Polypeptide hormones

Description : Which one of the following pairs of chemical substances, is correctly categorised? (a) Calcitonin and thymosin - Thyroid hormones (b) Pepsin and prolactin - Two digestive enzymes secreted in ... and myosin - Complex proteins in striated muscles (d) Secretin and rhodopsin - Polypeptide hormones

Last Answer : (c) Troponin and myosin - Complex proteins in striated muscles

Name of the inactive form of Pepsin. -Biology

Description : Name of the inactive form of Pepsin. -Biology

Last Answer : answer:

what body tissue produces pepsin and hydrochloric acid -Biology

Description : what body tissue produces pepsin and hydrochloric acid -Biology

Last Answer : answer:

what body tissue produces pepsin and hydrochloric acid -Biology

Description : what body tissue produces pepsin and hydrochloric acid -Biology

Last Answer : answer:

What convert inactive pepsinogen into active pepsin?

Description : What convert inactive pepsinogen into active pepsin?

Last Answer : Hydrochloric Acid (HCL) converts inactive pepsinogen into an active pepsin. HCL also kills harmful pathogens or particles in our food when it reaches the stomach through the gastrointestinal duct.

Enzyme pepsin acts in `:`

Description : Enzyme pepsin acts in `:`

Last Answer : Enzyme pepsin acts in `:` A. acidic medium in the pancreas B. acidic medium in the stomach C. intestine D. mouth

Gastric enzyme pepsin acts only in acidic medium with in a limited pH concentration. It varies `:`

Description : Gastric enzyme pepsin acts only in acidic medium with in a limited pH concentration. It varies `:`

Last Answer : Gastric enzyme pepsin acts only in acidic medium with in a limited pH concentration. It varies `:` A. 1.20 to 1.80 ... C. 2.00 to 2.50 D. 1.50 to 2.60

Tyrypsin differs from pepsin because it digests `:`

Description : Tyrypsin differs from pepsin because it digests `:`

Last Answer : Tyrypsin differs from pepsin because it digests `:` A. Carbohydrate in alkaline medium in stomach B. ... D. Protein , in alkaline medium in duodenum

Enzyme pepsin acts upon food at a pH of about `:-`

Description : Enzyme pepsin acts upon food at a pH of about `:-`

Last Answer : Enzyme pepsin acts upon food at a pH of about `:-` A. 3 to split proteins B. 2 to ... protein into peptones D. 2 to change protein in amino acids

Which among the following compounds is not a protein? (A) Insulin (B) Hheparin (C) Mucin (D) Pepsin

Description : Which among the following compounds is not a protein? (A) Insulin (B) Hheparin (C) Mucin (D) Pepsin

Last Answer : Answer : D

Bile salts make emulsification with fat for the action of (A) Amylose (B) Lipase (C) Pepsin (D) Trypsin

Description : Bile salts make emulsification with fat for the action of (A) Amylose (B) Lipase (C) Pepsin (D) Trypsin

Last Answer : Answer : B

Pepsin is (A) Exo-peptidase (B) Endo-peptidase (C) Carboxy peptidase(D) Amino peptidase

Description : Pepsin is (A) Exo-peptidase (B) Endo-peptidase (C) Carboxy peptidase(D) Amino peptidase

Last Answer : Answer : B

Which of the following is not having an apoenzyme and coenzyme? (A) Lactate dehydrogenase (B) Succinate dehydrogenase (C) Malate dehydrogenase (D) Pepsin

Description : Which of the following is not having an apoenzyme and coenzyme? (A) Lactate dehydrogenase (B) Succinate dehydrogenase (C) Malate dehydrogenase (D) Pepsin

Last Answer : Answer : D

Conversion of pepsinogen to pepsin is (A) Intra molecular rearrangement (B) Breaking of hydrogen bonds (C) Covalent modification (D) Polymerisation

Description : Conversion of pepsinogen to pepsin is (A) Intra molecular rearrangement (B) Breaking of hydrogen bonds (C) Covalent modification (D) Polymerisation

Last Answer : Answer : C

Which of the following is a proteolytic enzyme? (A) Pepsin (B) Trypsin (C) Chymotrypsin (D) All of these

Description : Which of the following is a proteolytic enzyme? (A) Pepsin (B) Trypsin (C) Chymotrypsin (D) All of these

Last Answer : Answer : D

Absorption of Vitamin B12 requires the presence of (A) Pepsin (B) Hydrochloric acid (C) Intrinsic factor (D) Boh (B) and (C)

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

The milk protein in the stomach of the infants is digested by (A) Pepsin (B) Trypsin (C) Chymotrypsin (D) Rennin

Description : The milk protein in the stomach of the infants is digested by (A) Pepsin (B) Trypsin (C) Chymotrypsin (D) Rennin

Last Answer : Answer : D

Inactive zymogens are precursors of all the following gastrointestinal enzymes except (A) Carboxypeptidase (B) Pepsin (C) Amino peptidase (D) Chymotrypsin

Description : Inactive zymogens are precursors of all the following gastrointestinal enzymes except (A) Carboxypeptidase (B) Pepsin (C) Amino peptidase (D) Chymotrypsin

Last Answer : Answer : C

The milk protein in the stomach in an adult is digested by (A) Pepsin (B) Rennin (C) HCl (D) Chymotrypsinogen

Description : The milk protein in the stomach in an adult is digested by (A) Pepsin (B) Rennin (C) HCl (D) Chymotrypsinogen

Last Answer : Answer : A

Achylia gastrica is said to be when absence of (A) Pepsin only (B) Both pepsin and HCl (C) HCl only (D) All of these

Description : Achylia gastrica is said to be when absence of (A) Pepsin only (B) Both pepsin and HCl (C) HCl only (D) All of these

Last Answer : Answer : B

The milk protein in the stomach of the infants is digested by (A) Pepsin (B) Trypsin (C) Chymotrypsin (D) Rennin

Description : The milk protein in the stomach of the infants is digested by (A) Pepsin (B) Trypsin (C) Chymotrypsin (D) Rennin

Last Answer : Answer : D

All the following statements about pepsin are correct except (A) It is smaller than pepsinogen (B) It is formed by the action of HCl on its precursor (C) Its optimum pH is 1.0–2.0 (D) It hydrolyses the C-terminal and N-terminal peptide bonds of proteins

Description : All the following statements about pepsin are correct except (A) It is smaller than pepsinogen (B) It is formed by the action of HCl on its precursor (C) Its optimum pH is 1.0–2.0 (D) It hydrolyses the C-terminal and N-terminal peptide bonds of proteins

Last Answer : Answer : D

Pepsin acts on denatured proteins to produce (A) Proteoses and peptones (B) Polypeptides (C) Peptides (D) Dipeptides

Description : Pepsin acts on denatured proteins to produce (A) Proteoses and peptones (B) Polypeptides (C) Peptides (D) Dipeptides

Last Answer : Answer : A

Pepsinogen is converted to active pepsin by (A) HCl (B) Bile salts (C) Ca++ (D) Enterokinase

Description : Pepsinogen is converted to active pepsin by (A) HCl (B) Bile salts (C) Ca++ (D) Enterokinase

Last Answer : Answer : A

The optimal pH for the enzyme pepsin is (A) 1.0–2.0 (B) 4.0–5.0 (C) 5.2–6.0 (D) 5.8–6.2

Description : The optimal pH for the enzyme pepsin is (A) 1.0–2.0 (B) 4.0–5.0 (C) 5.2–6.0 (D) 5.8–6.2

Last Answer : Answer : A

Adherent mucoid alkaline substance covering the inner lining of stomach is to - (1) digest starch (2) act against bacteria (3) prevent the action of pepsin of mucosa (4) prevent viral infection

Description : Adherent mucoid alkaline substance covering the inner lining of stomach is to - (1) digest starch (2) act against bacteria (3) prevent the action of pepsin of mucosa (4) prevent viral infection

Last Answer : (3) prevent the action of pepsin of mucosa Explanation: The continuous adherent mucus layer is also a barrier to luminal pepsin, thereby protecting the underlying mucosa from proteolytic ... support surface neutralization of acid and act as a protective physical barrier against luminal pepsin.

Which of the following is/are digestive enzymes? (1) Trypsin (2) Lipase (3) Pepsin (4) All of the above

Description : Which of the following is/are digestive enzymes? (1) Trypsin (2) Lipase (3) Pepsin (4) All of the above

Last Answer : (4) All of the above Explanation: All of the above are digestive enzymes and help in the breaking down of complex food particles into simple ones. These simple particles can be easily absorbed by the blood and thus transported to all the cells of the body.

Pepsin digests _______. (1) proteins in stomach (2) carbohydrates in mouth (3) fats in duodenum (4) minerals in ileum

Description : Pepsin digests _______. (1) proteins in stomach (2) carbohydrates in mouth (3) fats in duodenum (4) minerals in ileum

Last Answer : (1) proteins in stomach Explanation: Pepsin is produced in the stomach and is one of the main digestive enzymes in the digestive systems of humans and many other animals, where it helps digest the proteins in food.

Which enzyme is present in all members of the animal kingdom except Protozoa? (1) Insulin (2) Pepsin (3) Renin (4) Amylase

Description : Which enzyme is present in all members of the animal kingdom except Protozoa? (1) Insulin (2) Pepsin (3) Renin (4) Amylase

Last Answer : (4) Amylase Explanation: Digestion in Protozoa is carried on by several enzymes such as peptidase, proteinase, lipase, etc. For example, Insulin has important role in the glucose uptake of protozoa. ... is due to the absence of amylase that protozoa such as amoeba cannot digest fats and starch.

If the stomach did not produce any hydrochloric acid, which enzyme will not function? (1) Ptyalin (2) Rennin (3) Pepsin (4) Lipase

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.

Oxyntic cell is meant for the secretion of (1) Pepsin (2) Enterokinase (3) Hydrochloric acid (4) Lactic acid

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.

Which enzyme digests proteins in the stomach? (1) Trypsin (2) Pepsin (3) Salivary amylase (4) Pancreatic canal

Description : Which enzyme digests proteins in the stomach? (1) Trypsin (2) Pepsin (3) Salivary amylase (4) Pancreatic canal

Last Answer : (2) Pepsin Explanation: Protein digestion begins in the stomach with the action of pepsin. Pepsin is the active protein-digesting enzyme of the stomach. When pepsin acts on the protein ... that are digested in the small intestine with the help of trypsin, chymotrypsin, and carboxypeptidase.

Which enzyme is present in all members of the animal kingdom except Protozoa? (1) Insulin (2) Pepsin (3) Renin (4) Amylase

Description : Which enzyme is present in all members of the animal kingdom except Protozoa? (1) Insulin (2) Pepsin (3) Renin (4) Amylase

Last Answer : (4) Amylase Explanation: Protozoa lack amylase which is required for the digestion of facts and starch.

Which of the following enzymes aids in coagulation of blood? (1) Tryptase (2) Pepsin (3) Rennin (4) Amylase

Description : Which of the following enzymes aids in coagulation of blood? (1) Tryptase (2) Pepsin (3) Rennin (4) Amylase

Last Answer : (3) Rennin Explanation: Amylase converts starch and glycogen into simple sugars. Pepsin is a digestive enzyme. Rennin, the active part of prorennin helps in coagulation of blood.

The enzyme that is present in the saliva of man is - (1) Pepsin (2) Renin (3) Amylase (4) Trypsin

Description : The enzyme that is present in the saliva of man is - (1) Pepsin (2) Renin (3) Amylase (4) Trypsin

Last Answer : (3) Amylase Explanation: Amylase is an enzyme that catalyses the breakdown of starch into sugars. Amylase is present in human saliva, where it begins the chemical process of digestion. Foods ... bacteria also produce amylase. As diastase, amylase was the first enzyme to be discovered and isolated.

Which enzyme converts proteins? (1) Pepsin (2) Trypsin (3) Erepsin (4) Enterokinase

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.

Which one of the following is not a digestive enzyme? (1) Pepsin (2) Renin (3) Insulin (4) Amylopsin

Description : Which one of the following is not a digestive enzyme? (1) Pepsin (2) Renin (3) Insulin (4) Amylopsin

Last Answer : (3) Insulin Explanation: Insulin is a peptide hormone, produced by beta cells of the pancreas, and is central to regulating carbohydrate and fat metabolism in the body. Insulin causes cells in ... and skeletal muscles, glucose is stored as glycogen, and in adipocytes it is stored as triglycerides.

What role does enzyme pepsin play? (1) It converts fats into acids (2) If converts fats into glycerol (3) It converts proteins into peptones (4) It converts starch into sugar

Description : What role does enzyme pepsin play? (1) It converts fats into acids (2) If converts fats into glycerol (3) It converts proteins into peptones (4) It converts starch into sugar

Last Answer : (3) It converts proteins into peptones Explanation: Pepsin is an endopeptidase that breaks down proteins into peptone and polypeptides. If is produced in the stomach and is one of the main digestive enzymes.

Which of the following is not an enzyme? A. Chemotrypsin B. Secretin (Answer) C. Pepsin D. none

Description : Which of the following is not an enzyme? A. Chemotrypsin B. Secretin (Answer) C. Pepsin D. none

Last Answer : B. Secretin (Answer)

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 enzyme pepsin. (b) Enterokinase will not be released from the duodenal mucosa and so trypsinogen is not converted to trypsin. (c) Gastric juice will be deficient in chymosin. (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.

Which one of the following is the correct matching of the site of action on the given substrate, the enzyme acting upon it and the end product? (a) Small intestine : Proteins Pepsin  →  Amino acids (b) Stomach : Fats Lipase  →  Micelles (c) Duodenum : Triglycerides Trypsin  →  Monoglycerides (d) Small intestine : Starch α-Amylase  →  Disaccharide (maltose)

Description : Which one of the following is the correct matching of the site of action on the given substrate, the enzyme acting upon it and the end product? (a) Small intestine : Proteins Pepsin  →  ... Trypsin  →  Monoglycerides (d) Small intestine : Starch α-Amylase  →  Disaccharide (maltose)

Last Answer : (d) Small intestine : Starch α-Amylase  →  Disaccharide

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 not work efficiently. (b) The pH of stomach will fall abruptly. (c) Steapsin will be more effective. (d) Proteins will not be adequately hydrolysed by pepsin into proteoses and peptones.

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.

The initial step in the digestion of milk in humans is carried out by (a) lipase (b) trypsin (c) rennin (d) pepsin.

Description : The initial step in the digestion of milk in humans is carried out by (a) lipase (b) trypsin (c) rennin (d) pepsin.

Last Answer : (c) rennin

Which of the following options best represents the enzyme composition of pancreatic juice? (a) Amylase, Pepsin, Trypsinogen, Maltase (b) Peptidase, Amylase, Pepsin, Rennin (c) Lipase, Amylase, Trypsinogen, Procarbo- xypeptidase (d) Amylase, Peptidase, Trypsinogen, Rennin

Description : Which of the following options best represents the enzyme composition of pancreatic juice? (a) Amylase, Pepsin, Trypsinogen, Maltase (b) Peptidase, Amylase, Pepsin, Rennin (c) Lipase, Amylase, Trypsinogen, Procarbo- xypeptidase (d) Amylase, Peptidase, Trypsinogen, Rennin

Last Answer : (c) Lipase, Amylase, Trypsinogen, Procarbo- xypeptidase

The enzyme enterokinase helps in conversion of (a) protein into polypeptides (b) trypsinogen into trypsin (c) caseinogen into casein (d) pepsinogen into pepsin.

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

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 patient. b) Amylase Amylase is an enzyme that aids in the digestion of starch. c) Pepsin Pepsin is a gastric enzyme important in protein digestion. d) Trypsin Trypsin is an enzyme that aids in the digestion of protein.

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.

Which is pepsin releasing cells of stomach

Description : Which is pepsin releasing cells of stomach

Last Answer : Main cell

Pancreatic juice contains more than one enzyme. Which among the following combination is correct ? (1) Pepsin and Lipase (2) Amylase and Pepsin (3) Pepsin and Trypsin (4) Trypsin and Lipase

Description : Pancreatic juice contains more than one enzyme. Which among the following combination is correct ? (1) Pepsin and Lipase (2) Amylase and Pepsin (3) Pepsin and Trypsin (4) Trypsin and Lipase

Last Answer : 4) Trypsin and Lipase

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

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

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 content: A. Histamine H2 blockers B. Anticholinergics C. Proton pump inhibitors D. Prostaglandins

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